B&K 2250 Light Uživatelský manuál

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Technical
Documentation
Hand-held Analyzer Types 2250 and 2270
With Sound Level Meter Software BZ-7222,
Frequency Analysis Software BZ-7223,
Logging Software BZ-7224,
Enhanced Logging Software BZ-7225,
Signal Recording Option BZ-7226,
Reverberation Time Software BZ-7227,
2-channel Option BZ-7229
Tone Assessment Option BZ-7231 and
Low Frequency Option BZ-7234
English BE1713 30
User Manual
ËBE-1713---|Î
HEADQUARTERS: Brüel & Kjær Sound & Vibration Measurement A/S · DK-2850 Nærum · Denmark
Telephone: +45 7741 2000 · Fax: +45 4580 1405 · www.bksv.com · info@bksv.com
Local representatives and service organisations worldwide
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Strany 1 - Documentation

TechnicalDocumentationHand-held Analyzer Types 2250 and 2270With Sound Level Meter Software BZ-7222,Frequency Analysis Software BZ-7223,Logging Softwa

Strany 2

14.3 Displaying the Results ... 155Overview ...

Strany 3 - 2250 and 2270

88Hand-held Analyzer Types 2250 and 2270 – User ManualTable 8.2 Content of NotificationNote: Some of the information listed above may not be available

Strany 4 - Safety Considerations

CHAPTER 8Advanced Use of the Analyzer – Tips and Tricks89You can test the system by tapping on the Main Menu icon and selecting “Send Notifi-cation

Strany 5 - Table of Contents

90Hand-held Analyzer Types 2250 and 2270 – User Manual8.5 Web ServerTo connect to the analyzer using an Internet browser, the following conditions mus

Strany 6 - CHAPTER 5

CHAPTER 8Advanced Use of the Analyzer – Tips and Tricks91Data from the weather station is automatically obtained during the measurement and saved ond

Strany 7 - CHAPTER 7

92Hand-held Analyzer Types 2250 and 2270 – User ManualIn some cases initialization can take up to several minutes depending on the conditionsmentioned

Strany 8

CHAPTER 8Advanced Use of the Analyzer – Tips and Tricks93Define settings for each of the 30 metadata. Tap the Edit icon in front of the metadata you

Strany 9

94Hand-held Analyzer Types 2250 and 2270 – User ManualFig.8.10Edit metadata8.7.2 Timers and Automatic MeasurementsAutomatic control of the analyzer is

Strany 10 - CHAPTER 16

CHAPTER 8Advanced Use of the Analyzer – Tips and Tricks95Fig.8.11Example Timer SetupIn the topmost line you can add other timers by tapping on the Ad

Strany 11 - APPENDIX B

96Hand-held Analyzer Types 2250 and 2270 – User Manual

Strany 12 - APPENDIX E

97Chapter 9Updating and Upgrading Applications,Maintenance, Calibration and Troubleshooting9.1 How to Install New ApplicationsSound Level Meter Softwa

Strany 13 - Chapter 1

CHAPTER 17Low Frequency Option BZ-7234... 18917.1 Sound Measurements and G-weighting

Strany 14 - 1.2.2 Beginners

98Hand-held Analyzer Types 2250 and 2270 – User Manual9.2.1 Update/Upgrade using BZ-5503BZ-5503 can be used for updating or upgrading new software app

Strany 15 - Chapter 2

CHAPTER 9Updating and Upgrading Applications, Maintenance, Calibration and Troubleshooting994) When download is complete, the measurement is paused an

Strany 16 - 2.2 Analyzer Components

100Hand-held Analyzer Types 2250 and 2270 – User Manual9.2.3 Downgrade to an Earlier VersionIt is possible to downgrade to an earlier version of the s

Strany 17 - CHAPTER 2

CHAPTER 9Updating and Upgrading Applications, Maintenance, Calibration and Troubleshooting1019.4.2 SD/CF Cards and USB SticksThe Logging, Enhanced Log

Strany 18

102Hand-held Analyzer Types 2250 and 2270 – User Manualsize of the device, how much it has been used, how fragmented the memory is, and even the dayo

Strany 19 - 2.3 Analyzer Inputs/Outputs

CHAPTER 9Updating and Upgrading Applications, Maintenance, Calibration and Troubleshooting1039.4.4 Touch ScreenIf tapping with the stylus on the scree

Strany 20

104Hand-held Analyzer Types 2250 and 2270 – User ManualWithin a few seconds the display in Fig.9.4 will be shown.Fig.9.4Update 2250 software screen fo

Strany 21

CHAPTER 9Updating and Upgrading Applications, Maintenance, Calibration and Troubleshooting105Fig.9.6Restore factory firmware and settings on hardware

Strany 22

106Hand-held Analyzer Types 2250 and 2270 – User Manualanalyzer. The Maintenance Mode initial screen will be displayed, and then within a few secondst

Strany 23

CHAPTER 9Updating and Upgrading Applications, Maintenance, Calibration and Troubleshooting1079.6 Services at Brüel & Kjær for Types 2250 and 22709

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B.3 Logged Measurement (Microphone Input)... 260For Logging Software BZ-7224 and Enhanced Logging

Strany 25 - 2.4 Hardware Setup

108Hand-held Analyzer Types 2250 and 2270 – User Manual9.6.7 RentalTo ensure optimal uptime, you can rent a substitute hand-held analyzer* while yours

Strany 26 - 2.5 Assembling the Analyzer

109Chapter 101/1- or 1/3-octave Frequency Analysis(Optional Module)Frequency Analysis Software BZ-7223 enables you to make 1/1-octave or 1/3-octavemea

Strany 27

110Hand-held Analyzer Types 2250 and 2270 – User Manual2) Tap the Main Menu icon and select Setup from the list of options. Set the Broadbandand Spe

Strany 28

CHAPTER 101/1- or 1/3-octave Frequency Analysis (Optional Module)11110.3 Displaying the ResultsThe Frequency Analyzer measurement screen includes thre

Strany 29

112Hand-held Analyzer Types 2250 and 2270 – User Manual2) Adjust the X-axis (the horizontal frequency axis below the graphical display) by tappingon t

Strany 30

CHAPTER 101/1- or 1/3-octave Frequency Analysis (Optional Module)113Fig.10.4Scaling the Y-axis on the Spectrum display 4) Select Auto Zoom to adjust t

Strany 31 - Chapter 3

114Hand-held Analyzer Types 2250 and 2270 – User Manual8) To exit the Spectrum Table, tap the icon.9) Auto Zoom and Auto Scale automatically close t

Strany 32 - 3.3 Making a Measurement

CHAPTER 101/1- or 1/3-octave Frequency Analysis (Optional Module)11510.3.1 SmileysA smiley will be shown to the right of the project name if there are

Strany 33 - 3.3.2 Switching On

116Hand-held Analyzer Types 2250 and 2270 – User Manual

Strany 34

117Chapter 11Logging (Optional Module)Logging Software BZ-7224 enables you to measure and save data periodically on SD or CFcards. You can also save t

Strany 35 - CHAPTER 3

1Chapter 1Introduction1.1 WelcomeThis manual describes Type 2250 Hand-held Analyzer and Type 2270 Hand-held Analyzerplatforms, including:• Sound Level

Strany 36

118Hand-held Analyzer Types 2250 and 2270 – User ManualCheck the About screen to see whether you have a license to run the Logging option. (To accesst

Strany 37 - 3.4 Save your Measurement

CHAPTER 11Logging (Optional Module)119Fig.11.1The Setup screen5) Under the Measurement Control parameters, set the Measurement Time and LoggingPeriod

Strany 38 - 3.5 Document your Measurement

120Hand-held Analyzer Types 2250 and 2270 – User Manual9) Under Markers you can specify the names of the five available markers. The markers arepredef

Strany 39

CHAPTER 11Logging (Optional Module)121Fig.11.2 Relationship between trigger parameters11) Under the Signal Recording parameters, choose the settings f

Strany 40 - Example of a GPS note

122Hand-held Analyzer Types 2250 and 2270 – User ManualHowever, if you choose to annotate the profile during the measurement, the Annotations iconwill

Strany 41

CHAPTER 11Logging (Optional Module)123Fig.11.3Profile View (showing extended Status Field)Status FieldThe Status Field has been extended to include an

Strany 42 - 3.6 Switching Off

124Hand-held Analyzer Types 2250 and 2270 – User ManualSome interaction with the display will automatically freeze and unfreeze the display (onlywhile

Strany 43 - Chapter 4

CHAPTER 11Logging (Optional Module)125Fig.11.4Selecting annotationsA drop-down menu appears, select the required function:• Open note or Play commenta

Strany 44

126Hand-held Analyzer Types 2250 and 2270 – User ManualOn the analyzer, Marker 1 is used as an Exclude Marker, while Markers 2 to 5 are used asEvent M

Strany 45 - CHAPTER 4

CHAPTER 11Logging (Optional Module)127position where you want the marker to end. This will display a second cursor. Next, remove thestylus from the di

Strany 46

2Hand-held Analyzer Types 2250 and 2270 – User ManualIcons, Buttons and Tabs Used on the ScreenIndicated by bold type face (for example, tap the Main

Strany 47 - 4.2.10 Built-in Help

128Hand-held Analyzer Types 2250 and 2270 – User Manual11.3.4 Annotate Sound CategoriesYou can annotate the measurement online with a spoken comment o

Strany 48

CHAPTER 11Logging (Optional Module)1293) Remove the stylus from the display and a drop-down menu appears.4) Select Move Comment (or Move Note, or Move

Strany 49 - The ‘Star’ navigation concept

130Hand-held Analyzer Types 2250 and 2270 – User Manual

Strany 50

131Chapter 12Enhanced Logging (Optional Module)Enhanced Logging Software BZ-7225 enables you to measure and save data periodically onmemory cards. You

Strany 51

132Hand-held Analyzer Types 2250 and 2270 – User ManualTable 12.1 Overview of options available during a typical enhanced logging taskCheck the About

Strany 52 - 4.4.2 The Display Screen

CHAPTER 12Enhanced Logging (Optional Module)133Note: All other measured broadband and spectral parameters are logged automatically perreport period.Th

Strany 53

134Hand-held Analyzer Types 2250 and 2270 – User Manual051114 001 (containing data for a whole day – November 14th)051115 001 (containing data from mi

Strany 54

CHAPTER 12Enhanced Logging (Optional Module)13512.3.1 The Profile ViewThe Profile view displays a profile of a logged broadband parameter (dB versus t

Strany 55

136Hand-held Analyzer Types 2250 and 2270 – User Manual12.3.3 Saving and Recalling ResultsMeasurements are saved and can be viewed later, in the same

Strany 56

137Chapter 13Signal Recording OptionSignal Recording Option BZ-7226 allows you to record the input signal (typically sound) ineither 16-bit or 24-bit

Strany 57

3Chapter 2Assembling your AnalyzerThis chapter describes how to assemble and set up your analyzer. It provides a briefdescription and an associated di

Strany 58

138Hand-held Analyzer Types 2250 and 2270 – User Manual13.1.1 Setting up the Analyzer 1) Select a Sound Level Meter project template or a Frequency An

Strany 59

CHAPTER 13Signal Recording Option1398) Set Automatic Gain Control to On – if you just want to listen to the signal afterwards. Thefull 120 dB dynamic

Strany 60

140Hand-held Analyzer Types 2250 and 2270 – User Manual13.1.3 Playing the Recording Signal recordings are attached to the measurement project as annot

Strany 61

CHAPTER 13Signal Recording Option141• Exclude Event, if you want to start and stop the recording using the Back-erase push-button during the measure

Strany 62

142Hand-held Analyzer Types 2250 and 2270 – User ManualIf you set Recording Control to Automatic, the recording will start when the measurement isstar

Strany 63 - Chapter 5

CHAPTER 13Signal Recording Option143Fig.13.1Example Logging display (showing internal buffer marker)The small triangle above the profile indicates the

Strany 64 - 5.3.1 Standard Calibration

144Hand-held Analyzer Types 2250 and 2270 – User ManualFig.13.2Playing the recording – the drop-down menuSelect one of the four ways of playing a soun

Strany 65 - 5.3.2 Calibration Settings

CHAPTER 13Signal Recording Option145Fig.13.4Playing the recording – minimizing the pop-upThe small blue button bar at the top can be maximized again b

Strany 66 - 5.7 Calibration History

146Hand-held Analyzer Types 2250 and 2270 – User Manual

Strany 67 - 5.8 Transducer Database

147Chapter 14Reverberation Time Software(Optional Module)14.1 IntroductionReverberation Time Software BZ-7227 enables you to measure reverberation tim

Strany 68

4Hand-held Analyzer Types 2250 and 2270 – User Manual2.2 Analyzer ComponentsAn overview of the main analyzer components is provided in Fig.2.1 and the

Strany 69 - 5.9 Calibration Reminder

148Hand-held Analyzer Types 2250 and 2270 – User ManualFig.14.1 Definition of Reverberation Time (RT). Evaluation range of 30 dB for calculation ofT30

Strany 70 - 5.10.1 Theory of CIC

CHAPTER 14Reverberation Time Software (Optional Module)149Fig.14.2 Typical RT measurement setup using a loudspeaker sourceFig.14.3 Typical RT measurem

Strany 71 - ( )

150Hand-held Analyzer Types 2250 and 2270 – User Manual6) Steps 2 to 5 are automatically repeated a chosen number of times and the measured decaysare

Strany 72

CHAPTER 14Reverberation Time Software (Optional Module)1514) The impulse measurement stops after the analyzer detects the background noise levelagain

Strany 73 - Chapter 6

152Hand-held Analyzer Types 2250 and 2270 – User Manual14.2.1 Interrupted Noise Method8) Set the number of decays you want to measure per position – t

Strany 74 - 6.1.2 Navigating in Jobs

CHAPTER 14Reverberation Time Software (Optional Module)153impulse response by post-processing software like DIRAC Room Acoustics SoftwareType 7841.The

Strany 75

154Hand-held Analyzer Types 2250 and 2270 – User ManualFig.14.5Selecting the bands for serial measurements Left: Selecting the band for serial measure

Strany 76 - 6.3 Recalling Measurements

CHAPTER 14Reverberation Time Software (Optional Module)15514.3 Displaying the ResultsThe Reverberation Time Measurement screen includes three tabs at

Strany 77 - Example of metadata

156Hand-held Analyzer Types 2250 and 2270 – User ManualThe third line of information allows you to:• Select the measured position. The selected positi

Strany 78

CHAPTER 14Reverberation Time Software (Optional Module)15714.3.2 SpectrumThe Spectrum tab shows the reverberation time spectrum from a position, or th

Strany 79 - Chapter 7

CHAPTER 2Assembling your Analyzer51) Measurement Microphone: A Brüel & Kjær Prepolarized Free-field ½ Microphone isused. A robust and reliable mi

Strany 80 - Connection overview

158Hand-held Analyzer Types 2250 and 2270 – User ManualFig.14.8Spectrum view when measuringThe Main Spectrum graph on the display (the one with bars)

Strany 81 - 7.2.1 Connect to Your PC

CHAPTER 14Reverberation Time Software (Optional Module)159Fig.14.9Spectrum tableAuxiliary ParametersBelow the graphics are two lines containing parame

Strany 82 - 2250 home page

160Hand-held Analyzer Types 2250 and 2270 – User ManualFig.14.10Decay viewThe main decay on the display (displayed as a continuous line) is selected u

Strany 83

CHAPTER 14Reverberation Time Software (Optional Module)16114.4 Measurements with Graphical Position ManagementThe analyzer can keep track of the sourc

Strany 84 - Online display and

162Hand-held Analyzer Types 2250 and 2270 – User ManualFig.14.12Overview tab showing two sources and three receiver positionsYou can move the sources

Strany 85 - Chapter 8

CHAPTER 14Reverberation Time Software (Optional Module)163Fig.14.14Sources and receivers moved to places on the map in accordance with their physical

Strany 86 - 8.1.1 Display Settings

164Hand-held Analyzer Types 2250 and 2270 – User ManualTap Map just above the Add Source and Add Receiver icons, and select Table todisplay the me

Strany 87 - 8.1.2 Power Settings

CHAPTER 14Reverberation Time Software (Optional Module)165The Spectrum and Decay views function in the same way as when measuring without positionmana

Strany 88 - 8.1.3 Regional Settings

166Hand-held Analyzer Types 2250 and 2270 – User ManualThe quality indicators (first column) are shown in the spectrum table only.The smileys are show

Strany 89 - 8.1.4 Storage Settings

167Chapter 15Tone Assessment Option BZ-7231 –1/3-octave Method15.1 GeneralTone Assessment Option BZ-7231 includes tone assessment according to selecte

Strany 90 - 8.1.5 Headphone Settings

6Hand-held Analyzer Types 2250 and 2270 – User Manual16) Secondary Microphone: This is used to add recorded comments to measurements and ispositioned

Strany 91 - 8.1.7 Printer Settings

168Hand-held Analyzer Types 2250 and 2270 – User ManualIf you have purchased Type 2250/2270 together with the software application(s), then therelevan

Strany 92 - 8.2 Modem/DynDNS Settings

CHAPTER 15Tone Assessment Option BZ-7231 – 1/3-octave Method169Fig.15.1 Definition of frequency ranges and level differencesThe proposed frequency ra

Strany 93

170Hand-held Analyzer Types 2250 and 2270 – User Manual15.3 Tone Assessment According to Italian LawTone Assessment in Italy is performed on normal 1/

Strany 94 - 8.2.3 DynDNS

CHAPTER 15Tone Assessment Option BZ-7231 – 1/3-octave Method17115.4 Setting up the Analyzer15.4.1 Selecting the Tone Assessment OptionTap the Main Me

Strany 95 - 8.3 Network Settings

172Hand-held Analyzer Types 2250 and 2270 – User ManualIf you select the tone assessment method according to the ISO 1996-2, Annex D standard, youcan

Strany 96

CHAPTER 15Tone Assessment Option BZ-7231 – 1/3-octave Method173Italian LawWhen tone assessment according to Italian Law is selected, the analyzed spe

Strany 97

174Hand-held Analyzer Types 2250 and 2270 – User ManualThe pop-up window can be de-activated for the rest of the measurement session. To activate itag

Strany 98 - 8.4 Notifications

CHAPTER 15Tone Assessment Option BZ-7231 – 1/3-octave Method17515.5 Measuring15.5.1 Result DisplayTone assessment is not performed until the Tone par

Strany 99 - Table 8.1 Alarm Settings

176Hand-held Analyzer Types 2250 and 2270 – User ManualThe information shown in the value panel can be changed by tapping in the field. From the tonep

Strany 100 - 8.4.2 Text/SMS Notifications

CHAPTER 15Tone Assessment Option BZ-7231 – 1/3-octave Method17715.7 Enhanced Logging Software BZ-7225 TemplateThe tone parameter can be shown, for bo

Strany 101 - 8.4.3 E-mail Notifications

CHAPTER 2Assembling your Analyzer72.3 Analyzer Inputs/OutputsHardware Versions 1 – 3:Fig.2.2 Connector panel of Type 2270 with hardware versions 1 – 3

Strany 102 - 8.5 Web Server

178Hand-held Analyzer Types 2250 and 2270 – User ManualIf you have selected 1/1-octave, an Accelerometer as transducer, or a Direct input, toneassessm

Strany 103 - 8.6.2 GPS Receivers

179Chapter 162-channel Option BZ-722916.1 General2-channel Option BZ-7229 enables 2-channel measurements with Hand-held AnalyzerType 2270. This option

Strany 104 - 8.7.1 Metadata

180Hand-held Analyzer Types 2250 and 2270 – User Manual16.2 Connecting TransducersPlease refer to section 2.5 for connecting two transducers to the in

Strany 105 - CHAPTER 8

CHAPTER 162-channel Option BZ-72291812) As a dual-channel, multi-range sound level meter and frequency analyzer– Both channels can be measured simulta

Strany 106

182Hand-held Analyzer Types 2250 and 2270 – User Manual3) Select (Fig.16.3)– Setup > Frequency Settings to set Broadband frequency weighting parame

Strany 107

CHAPTER 162-channel Option BZ-7229183Fig.16.4Displaying the results 16.4.3 Saving ResultsMeasurements are saved and can be opened later in the same wa

Strany 108

184Hand-held Analyzer Types 2250 and 2270 – User ManualFig.16.5Setting the frequency and statistics parameters16.5.1 Controlling the MeasurementThe me

Strany 109 - Chapter 9

CHAPTER 162-channel Option BZ-7229185When the same type of transducers are used by both channels (e.g., two microphones or twoaccelerometers) or if yo

Strany 110

186Hand-held Analyzer Types 2250 and 2270 – User Manual16.6 Setting Up 2-channel Logging and Enhanced Logging 1) Select:– The 2-Ch. Logging SLM projec

Strany 111 - CHAPTER 9

CHAPTER 162-channel Option BZ-722918716.6.1 Controlling the MeasurementThe measurement is controlled in the same way you would control a single-channe

Strany 113

8Hand-held Analyzer Types 2250 and 2270 – User Manual8) Reset Button: Press to reset the analyzer if you have problems9) Compact Flash Card Slot: Inse

Strany 114

188Hand-held Analyzer Types 2250 and 2270 – User Manual

Strany 115 - 9.4.5 Reset Options

189Chapter 17Low Frequency Option BZ-7234Low Frequency Option BZ-7234 enables • G-weighting parameters in accordance with the standards ISO 7196:1995

Strany 116

190Hand-held Analyzer Types 2250 and 2270 – User ManualFig.17.1 G-weighted frequency responseLow Frequency Option BZ-7234, together with BZ-7222, BZ-7

Strany 117

CHAPTER 17Low Frequency Option BZ-72341912) Select the Sound Level Meter, Frequency Analyzer, Logging, Logging SLM, Enh. Loggingor Enh. Logging SLM pr

Strany 118 - 9.5.3 Storing the Analyzer

192Hand-held Analyzer Types 2250 and 2270 – User Manual17.2.1 Controlling the MeasurementThe measurement is controlled in the same way you would contr

Strany 119

CHAPTER 17Low Frequency Option BZ-723419317.3 Building Vibration MeasurementsThis section describes how to measure Building Vibration parameters. Buil

Strany 120 - 9.6.8 Training

194Hand-held Analyzer Types 2250 and 2270 – User Manual17.4 Setting up the Analyzer for Building Vibration Measurements1) Connect the accelerometer to

Strany 121 - Chapter 10

CHAPTER 17Low Frequency Option BZ-723419510) Select Units > Engineering Unit and select No (in dB) or Yes (in m/s2).Note: If you want readouts in g

Strany 122 - Setting the frequency

196Hand-held Analyzer Types 2250 and 2270 – User Manual2) Select the 2-Ch. Frequency Analyzer, Logging or Enh. Logging project template. The project t

Strany 123 - 10.3 Displaying the Results

CHAPTER 17Low Frequency Option BZ-7234197Fig.17.7Spectrum view with Low Frequency set to Very Low 17.5.3 Saving ResultsMeasurements are saved and can

Strany 124 - Adjusting the X-axis

CHAPTER 2Assembling your Analyzer95) Input Socket (or for Type 2270 only: Input Ch.2 Socket): A triaxial LEMO connector–depending on the transducer us

Strany 125 - Spectrum table

198Hand-held Analyzer Types 2250 and 2270 – User Manual

Strany 126

199Chapter 18SpecificationsThis chapter comprises the specifications that are needed for evaluation of analyzer performancecharacteristics and proper

Strany 127 - 10.4 Saving Results

Hand-held Analyzer Types 2250 and 2270 – User Manual200Specifications – Hand-held Analyzer Type 2250/2270 PlatformSpecifications apply to Type 2250/22

Strany 128

CHAPTER 18Specifications201SECURE DIGITAL SOCKET • 1 × SD socket for hardware versions 1 – 3• 2 × SD sockets for hardware version 4Connect SD and SDHC

Strany 129 - Chapter 11

Hand-held Analyzer Types 2250 and 2270 – User Manual202WEIGHT AND DIMENSIONS650 g (23 oz.) including rechargeable battery300  93  50 mm (11.8  3.7

Strany 130 - 11.1 Setting up the Analyzer

CHAPTER 18Specifications203AnalysisDETECTORSParallel detectors on every measurement:A- or B-weighted (switchable): Broadband detector channel with thr

Strany 131 - CHAPTER 11

Hand-held Analyzer Types 2250 and 2270 – User Manual204SAMPLING FOR STATISTICSThe Statistics can be based on either LXF, LXS or LXeq:•Statistics LXFN1

Strany 132

CHAPTER 18Specifications205ACOUSTICUsing Sound Calibrator Type 4231 or custom calibrator. The calibration process automatically detects the calibratio

Strany 133 - 11.2.1 Annotating a Project

Hand-held Analyzer Types 2250 and 2270 – User Manual206Linear Operating Range: In accordance with IEC 61260, 1/3-octave:  20.5 to 140 dBSAMPLING FOR

Strany 134 - 11.3 Displaying the Results

CHAPTER 18Specifications207TRIGGERSMarkers can be set and signal recordings can be started (license for BZ-7226 required) when a broadband level is ab

Strany 135

10Hand-held Analyzer Types 2250 and 2270 – User ManualConnect to a Printer via USBFor hardware versions 1 – 3, use the supplied Adaptor AO-0657 to con

Strany 136

Hand-held Analyzer Types 2250 and 2270 – User Manual208Software Specifications – Signal Recording Option BZ-7226Signal Recording Option BZ-7226 is ena

Strany 137

CHAPTER 18Specifications209CORRECTION FILTERSFor Microphone Types 4189, 4190, 4191, 4193, 4950, 4952, 4952+EH-2152, 4955-A, 4964 and 4184-A, BZ-7227 i

Strany 138

Hand-held Analyzer Types 2250 and 2270 – User Manual210Measurement Display and ControlOVERVIEW MAP Map of Source and Receiver positions with reverbera

Strany 139

CHAPTER 18Specifications211ELECTRICALUses internally generated electrical signal combined with a typed-in value of microphone sensitivityCALIBRATION H

Strany 140

Hand-held Analyzer Types 2250 and 2270 – User Manual212MEASURING RANGESThe full level measuring range is covered in two range settings: High Range for

Strany 141

CHAPTER 18Specifications213SAMPLING RATE AND PRE-RECORDING FOR 2-CHANNEL RECORDING Software Specifications – Tone Assessment Option BZ-7231LICENSETone

Strany 142

Hand-held Analyzer Types 2250 and 2270 – User Manual214SETUP ACCORDING TO STANDARDSetups in violation of the standard are indicated as such on the dis

Strany 143 - Chapter 12

CHAPTER 18Specifications215Building VibrationSpecifications for Building Vibration parameters apply to Type 2250/2270 fitted with an accelerometer.Sta

Strany 144 - 12.1 Setting up the Analyzer

Hand-held Analyzer Types 2250 and 2270 – User Manual216DATA MANAGEMENTExplorer: Facilities for easy management of analyzers, Users, Jobs, Projects and

Strany 145 - CHAPTER 12

CHAPTER 18Specifications217Type 2270-D Hand-held Analyzer with Sound Level Meter Software BZ-7222, Frequency Analysis Software BZ-7223 and Logging Sof

Strany 146 - 12.3 Displaying the Results

CHAPTER 2Assembling your Analyzer11Input 1 or Rear Socket Channel 1 (Type 2270 only)See item 11 in Fig.2.2 (hardware versions 1 – 3) or Fig.2.3 (hardw

Strany 147 - 12.3.1 The Profile View

Hand-held Analyzer Types 2250 and 2270 – User Manual218MEASURING WITH REVERBERATION TIME SOFTWARE BZ-7227Type 2734-A Power Amplifier*Type 2734-B Power

Strany 148

CHAPTER 18Specifications219Compliance with StandardsThe CE marking is the manufacturer's declaration that the product meets the requirements of t

Strany 149 - Chapter 13

Hand-held Analyzer Types 2250 and 2270 – User Manual220

Strany 150

221Appendix ASetup ParametersThis appendix describes all the setup parameters included in a template.For 2-channel setup, some parameters are doubled

Strany 151 - CHAPTER 13

222Hand-held Analyzer Types 2250 and 2270 – User ManualA.1 InputTable A.1 Input parametersParameter Values CommentInput Channel Ch. 1Ch. 2Determines w

Strany 152 - 13.1.3 Playing the Recording

APPENDIX ASetup Parameters223Input Top SocketRear SocketDetermines whether the input is taken from the Top socket or the Rear socket ('Input&apos

Strany 153

224Hand-held Analyzer Types 2250 and 2270 – User ManualA.2 Frequency SettingsTable A.2 Frequency Setting parameters*Parameter Values CommentLow Freque

Strany 154

APPENDIX ASetup Parameters225Broadband Peak Microphone:XCZGAccelerometer:LinearLinear, WmLinear, WmbDirect:LinearOne broadband peak parameter Lpeak is

Strany 155 - 13.2.4 Playing the Recording

226Hand-held Analyzer Types 2250 and 2270 – User ManualA.3 StatisticsThe Percentile levels N1 to N7 are common to broadband and spectral statistics, a

Strany 156

APPENDIX ASetup Parameters227A.4 Measurement Control – for BZ-7222 to BZ-7225Table A.4 Measurement Control parameters – for BZ-7222 to BZ-7225Paramete

Strany 157

12Hand-held Analyzer Types 2250 and 2270 – User ManualReset ButtonSee item 8 in Fig.2.2 (hardware versions 1 – 3) or Fig.2.3 (hardware version 4).Loca

Strany 158

228Hand-held Analyzer Types 2250 and 2270 – User ManualT for LXeq,T,mov 00:01:00 to 01:00:00Sets the averaging time T (in minutes) of the moving LAeq

Strany 159 - Chapter 14

APPENDIX ASetup Parameters229A.5 Measurement Control – for Reverberation Time Software BZ-7227Table A.5 Measurement Control parameters – for Reverbera

Strany 160 - T30 indicated

230Hand-held Analyzer Types 2250 and 2270 – User ManualExcitation ImpulsiveInterrupted NoiseSelect Impulsive to excite the room with an impulse. The a

Strany 161 - CHAPTER 14

APPENDIX ASetup Parameters231A.6 Logged Broadband (100 ms)A.7 Logged BroadbandTable A.6 Logged Broadband (100 ms) parameters**. For Logging (BZ-7224)

Strany 162

232Hand-held Analyzer Types 2250 and 2270 – User ManualParameter 1 to Parameter 10Microphone:LXeqLYeqLCeq–LAeqLAeq,T1,movLAeq,T2,movLCeq,T1,movLCeq,T2

Strany 163 - 14.2 Setting up the Analyzer

APPENDIX ASetup Parameters233A.8 Logged Spectrum(Cont.) Parameter 1 to Parameter 10Amb. TemperatureAmb. HumidityAmb. PressureAmb. Rain GaugeAccelerome

Strany 164 - 14.2.3 Signal Recording

234Hand-held Analyzer Types 2250 and 2270 – User ManualA.9 MarkersSpectrum 1 to Spectrum 3Microphone:LXeqLXFmaxLXSmaxLXFminLXSminOffAccelerometer:Line

Strany 165 - 14.2.5 Serial Measurements

APPENDIX ASetup Parameters235A.10 Level TriggerMarker 6 Text string Default set to ‘Sound’. This marker is set if a signal recording is made during a

Strany 166

236Hand-held Analyzer Types 2250 and 2270 – User ManualStop Level –100 to 200 dB Stop trigger conditions are fulfilled, when level crosses Stop Level

Strany 167 - 14.3 Displaying the Results

APPENDIX ASetup Parameters237A.11 Triggers(Cont.) Trigger Parameter Accelerometer:LinearPeakFast maxSlow maxFast minSlow minaW/LW KBFmaxPeakWDirect:Li

Strany 168

CHAPTER 2Assembling your Analyzer132.4 Hardware SetupFig.2.4 Type 2250/2270 – Hardware Overview UA -1317MicrophoneHolder UA -0801Small Tripod(or UA -0

Strany 169 - 14.3.2 Spectrum

238Hand-held Analyzer Types 2250 and 2270 – User ManualLevel Trigger 1†‡Trigger OnOffSet to On for setting Marker 3 (Level) whenthe Trigger Parameter

Strany 170

APPENDIX ASetup Parameters239Stop Duration 0 to 420 s Stop trigger conditions are fulfilled when level crosses Stop Level (in accordance with Start Sl

Strany 171 - 14.3.3 Decay

240Hand-held Analyzer Types 2250 and 2270 – User ManualA.12 Units(Cont.) Trigger Parameter Accelerometer:LinearPeakFast maxSlow maxFast minSlow minLin

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APPENDIX ASetup Parameters241A.13 Signal RecordingTable A.13 Signal Recording parameters*Parameter Values CommentRecording Control OffAutomaticManual

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242Hand-held Analyzer Types 2250 and 2270 – User Manual(Cont.) Recording Control Set to All Events to record while any of the events above are active,

Strany 174

APPENDIX ASetup Parameters243Automatic Gain Control†OnOffTo ease identification of sound sources, the gain can be automatically adjusted to keep the a

Strany 175

244Hand-held Analyzer Types 2250 and 2270 – User ManualPre-recording Time†0 to 470 s Recording is started the Pre-recording Time before the trigger co

Strany 176

APPENDIX ASetup Parameters245A.14 Output Socket SignalTable A.14 Output Socket Signal parameters**. Not available for Reverberation Time Software BZ-7

Strany 177 - 14.5 Quality Indicators

246Hand-held Analyzer Types 2250 and 2270 – User ManualA.15 Lden PeriodsNote: If Evening Start is set between Night Start and Day Start, then the Leve

Strany 178

APPENDIX ASetup Parameters247Criterion Level 0 to 140 dB Criterion Level is the sound level allowed for an 8-hour period and would yield a 100% dose.

Strany 179 - Chapter 15

14Hand-held Analyzer Types 2250 and 2270 – User Manual2.5 Assembling the Analyzer2.5.1 Charging the Battery for the First TimeBattery Pack QB-0061 com

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248Hand-held Analyzer Types 2250 and 2270 – User ManualA.17 GeneratorTable A.17 Generator Parameters*Parameter Values CommentGenerator Type InternalEx

Strany 181

APPENDIX ASetup Parameters249A.18 Post-processingBuild-up Time 1 to 20 s Set the Build-up Time to allow the sound pressure in the room to settle after

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250Hand-held Analyzer Types 2250 and 2270 – User ManualWide Band RT Bottom 50 Hz to Wide BandRT Top1/1-octave: 63 Hz – 8 kHz1/3-octave: 50 Hz – 10 kHz

Strany 183 - 15.4 Setting up the Analyzer

APPENDIX ASetup Parameters251A.19 Tone AssessmentTable A.19 Tone Assessment Parameters*Parameter Values CommentTone Assessment OnOffSet Tone Assessmen

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252Hand-held Analyzer Types 2250 and 2270 – User ManualLevel Difference Low 0.1 to 100.0 dB Set the required level difference for detecting a tone in

Strany 185

253Appendix BMeasurement ParametersThis appendix describes the measurement parameters. They are measured in accordance withthe setup parameters.• Plea

Strany 186 - 15.4.4 Signal Recording

254Hand-held Analyzer Types 2250 and 2270 – User ManualB.1 Total Measurement (Microphone Input)B.1.1 For Sound Level Meter Software BZ-7222, Frequency

Strany 187 - 15.5 Measuring

APPENDIX BMeasurement Parameters255Minimum Time-weighted Sound Levels•LXFmin•LXSmin•LXImin•LYFmin•LYSmin•LYIminISO/EU Occupational Health Parameters•E

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256Hand-held Analyzer Types 2250 and 2270 – User ManualNoise Indicators*•Lday •Levening •Lnight•Lden•Ldn Statistics to Calculate Percentile Levels and

Strany 189 - 15.8 Status Codes (Smileys)

APPENDIX BMeasurement Parameters257CIC Results• CIC 1 Result*• CIC 1 Dev. from Reference*• CIC 2 Result*• CIC 2 Dev. from Reference*• CIC 3 Result†• C

Strany 190

CHAPTER 2Assembling your Analyzer15Mounting the Measurement MicrophoneBefore mounting the measurement microphone, note the following precautions:• Whe

Strany 191 - Chapter 16

258Hand-held Analyzer Types 2250 and 2270 – User ManualMaximum Time-weighted Sound Levels•LXFmax•LXSmax•LXImax•LYFmax•LYSmax•LYImaxMinimum Time-weight

Strany 192 - 16.3 Range Setting

APPENDIX BMeasurement Parameters259Special Parameters•LXIeq (also called LXIm)•LYIeq•LAIeq–LAeq•LAFTeq (also called LAFTm5)•LAFTeq–LAeq• SIL (average

Strany 193 - 16.3.1 Underrange/Overload

260Hand-held Analyzer Types 2250 and 2270 – User ManualSpectrum Parameters*•LWeq•LWFmax•LWSmax•LWFmin•LWSminThe Statistics can be logged in Periodic R

Strany 194 - 16.4.2 Displaying the Results

APPENDIX BMeasurement Parameters261Minimum Time-weighted Sound Levels•LXFmin•LXSmin•LXImin•LYFmin•LYSmin•LYIminUS Occupational Health Parameters•LavRQ

Strany 195 - 16.4.3 Saving Results

262Hand-held Analyzer Types 2250 and 2270 – User ManualWeather Data (requires connection to a weather station; common to both channels in 2-channeltem

Strany 196 - 16.5.2 Displaying the Results

APPENDIX BMeasurement Parameters263B.5 Instantaneous Measured Parameters (available at any time; Microphone Input)Instantaneous Time-weighted Sound Le

Strany 197 - 16.5.3 Saving Results

264Hand-held Analyzer Types 2250 and 2270 – User ManualB.5.1 Processed Parameters for Display Only (Microphone Input)The following general parameter i

Strany 198

APPENDIX BMeasurement Parameters265Maximum Time-weighted Levels•Fast max•Slow maxMinimum Time-weighted Levels•Fast min•Slow minGeneral Parameters• Ove

Strany 199 - 16.6.3 Saving Results

266Hand-held Analyzer Types 2250 and 2270 – User ManualB.6.2 Periodic Reports (Accelerometer or Direct input)For Enhanced Logging Software BZ-7225Para

Strany 200

APPENDIX BMeasurement Parameters267B.6.3 Logged Measurement (Accelerometer or Direct input)For Logging Software BZ-7224 and Enhanced Logging Software

Strany 201 - Chapter 17

16Hand-held Analyzer Types 2250 and 2270 – User Manual2.5.3 Alternative Measurement Method (Extended Microphone)The measurement microphone can be plac

Strany 202 - G-weighted frequency response

268Hand-held Analyzer Types 2250 and 2270 – User ManualB.6.4 Logged (100 ms) Measurement (Accelerometer or Direct input)For Logging Software BZ-7224 a

Strany 203 - Low Frequency Option BZ-7234

APPENDIX BMeasurement Parameters269Processed Parameters for Display Only (Accelerometer or Direct input)The following general parameter is available f

Strany 204 - 17.2.2 Displaying the Results

270Hand-held Analyzer Types 2250 and 2270 – User ManualTable B.2 Noise indicators and statisticsParameter LdayLeveningLnightLdenLdnLXYNSound Field Cor

Strany 205 - Wm filters

APPENDIX BMeasurement Parameters271Table B.3 Occupational health parametersParameter Lep,dLep,d,vE Dose ProjDose #VPeaks(>NNNdB)LavRQ TWA TWAvDose-

Strany 206 - Measurements

272Hand-held Analyzer Types 2250 and 2270 – User ManualB.7 Reverberation Time MeasurementB.7.1 For Reverberation Time Software BZ-7227The following pa

Strany 207 - Low Frequencies

273Appendix CAnalyzer ParametersThis appendix describes the parameters that are common to all users of the analyzer.C.1 Current TransducerTable C.1 Cu

Strany 208 - 17.5.2 Displaying the Results

274Hand-held Analyzer Types 2250 and 2270 – User ManualC.2 Transducer DatabaseThe Transducer Database consists of a Transducer Setup and a Calibration

Strany 209 - 17.5.3 Saving Results

APPENDIX CAnalyzer Parameters275Microphone Type 41894190419149504955-A41934193, UC-021149644964, UC-02114952 04952 904184-A 04184-A 90EH-2152 0°EH

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276Hand-held Analyzer Types 2250 and 2270 – User ManualC.2.2 Calibration HistoryFree-field Type YesNoMicrophone only: Set to Yes for Free-field types,

Strany 211 - Chapter 18

APPENDIX CAnalyzer Parameters277C.3 Calibration Setup1. Analyzer Serial No. Text string Initial2. Calibration date & Time YYYY-MM-DD hh:mm:ss2. S

Strany 212

CHAPTER 2Assembling your Analyzer174) Insert the male plug of the dual 10-pole adaptor into the top socket of Type 2270 (see item17 in Fig.2.1) and pu

Strany 213 - Environmental

278Hand-held Analyzer Types 2250 and 2270 – User ManualC.4 Type 2250/2270 MicrophonesSerial No. for Custom Sound Level CalibratorText string Serial nu

Strany 214 - User Interface

APPENDIX CAnalyzer Parameters279Detailed specifications for the analyzer together with the different microphones are available.Please contact your loc

Strany 215 - Analysis

280Hand-held Analyzer Types 2250 and 2270 – User ManualNote for Microphone Type 4193 and Type 4964Microphone Type 4193 is delivered with the Adaptor U

Strany 216 - Signal Monitoring

281Appendix DPreferencesThis appendix describes the unique set of parameters that can be set for each user on the analyzer.D.1 Display SettingsFor eac

Strany 217 - Frequency Analysis

282Hand-held Analyzer Types 2250 and 2270 – User ManualD.2 Power SettingsNote: If the analyzer is externally powered, then the settings will be ignore

Strany 218 - Generator

APPENDIX DPreferences283D.3 Regional SettingsTable D.3 Regional settingsParameter Values CommentDecimal Point .,Select your preferred decimal pointDat

Strany 219

284Hand-held Analyzer Types 2250 and 2270 – User ManualD.4 Storage SettingsD.5 Headphone SettingsTable D.4 Storage SettingsParameter Values CommentAut

Strany 220

APPENDIX DPreferences285Automatic Gain Control OnOffTo ease identification of sound sources, the gain can be automatically adjusted to keep the averag

Strany 221 - Reverberation Time

286Hand-held Analyzer Types 2250 and 2270 – User ManualD.6 UsersD.7 Printer SettingsTable D.6 UsersParameter Values CommentMulti User EnabledDisabledS

Strany 222

APPENDIX DPreferences287D.8 Modem/DynDNS SettingsTable D.8 Modem/DynDNS settingsParameter Values CommentModem DisabledGPRS/EDGE/HSPA DialupSet to Disa

Strany 223

BE 1713302015 Hand-held Analyzer Types 2250 and 2270withSound Level Meter Software BZ-7222,Frequency Analysis Software BZ-7223,Logging Software BZ-72

Strany 224

18Hand-held Analyzer Types 2250 and 2270 – User Manual

Strany 225 - (with BZ-7223/24/25 Only)

288Hand-held Analyzer Types 2250 and 2270 – User ManualD.9 Network SettingsTable D.9 Network settingsParameter Values CommentLocation Up to 20 charact

Strany 226 - G-weighting

APPENDIX DPreferences289Name Up to 32 characters Name (SSID) of network you want to connect to. Update the name either by entering a name directly, or

Strany 227

290Hand-held Analyzer Types 2250 and 2270 – User ManualD.10 Notification Settings Table D.10 Notification settingsParameter Values CommentNotification

Strany 228 - Ordering Information

APPENDIX DPreferences291Report Threshold Level 2–100.0 dB to 200.0 dB A notification is sent when the measured Ch.2 LAeq (for Microphone input) or Lin

Strany 229 - Separately

292Hand-held Analyzer Types 2250 and 2270 – User ManualActive NoYesSet to Yes to activate the second phone number, otherwise set to NoName Character s

Strany 230 - Service Products

APPENDIX DPreferences293D.11 Remote Access SettingsNote: The remote access parameters are common to all users of the analyzer.Table D.11Remote Access

Strany 231 - Compliance with Standards

294Hand-held Analyzer Types 2250 and 2270 – User ManualD.12 Image Settings (Type 2270 only)D.13 NMT Server Settings (Hardware Version 4 only)For setup

Strany 232

295Appendix EGlossary A-weighting filter: Frequency weighting corresponding approximately to the 40 dB equal loudness curve, that is to say, the huma

Strany 233 - Appendix A

296Hand-held Analyzer Types 2250 and 2270 – User ManualDecibel (dB): The measurement unit for expressing the relative intensity of sound. A direct app

Strany 234 - A.1 Input

APPENDIX EGlossary297Dose, ProjDose: The Noise Dose is the equivalent averaged A-weighted Noise Level (taking the Threshold Level into account) using

Strany 235 - (Cont.) Input parameters

19Chapter 3Making your First Measurement3.1 IntroductionThis chapter describes how to make a basic measurement and how to save and document theresults

Strany 236 - A.2 Frequency Settings

298Hand-held Analyzer Types 2250 and 2270 – User ManualFrequency: The number of pressure variations per second. Frequency is measured in hertz (Hz). T

Strany 237

APPENDIX EGlossary299LXeq,T,mov and Leq,T,mov: Moving (or sliding) X-weighted average (equivalent continuous noise level) for the latest T minutes. U

Strany 238 - A.3 Statistics

300Hand-held Analyzer Types 2250 and 2270 – User ManualLAFTeq: Taktmaximal Mittelungspegel as defined by DIN 45641. LAFTeq has also been called LAFTm5

Strany 239

APPENDIX EGlossary301Loudness, Loudness Level:Loudness is the subjective judgement of intensity of a sound by humans. Loudness depends upon the sound

Strany 240

302Hand-held Analyzer Types 2250 and 2270 – User ManualNC, NC Decisive Band: Noise Criteria is used to rate steady-state continuous noise in a room fr

Strany 241 - Software BZ-7227

APPENDIX EGlossary303Criterion Level 90 90 85 85 85, 90PeaksOver Level*140 140 140 140 140Exchange Rate for Lav 554N/AN/AWeighting for Lav SSSN/AN/A*.

Strany 242

304Hand-held Analyzer Types 2250 and 2270 – User ManualSlow Max Maximum time-weighted acceleration or voltage level measured with Linear frequency wei

Strany 243 - A.7 Logged Broadband

APPENDIX EGlossary305Underrange Immediate underrange indicates that the broadband sound level is below the lower limit of the Linear Operating Range a

Strany 244

306Hand-held Analyzer Types 2250 and 2270 – User Manual

Strany 245 - A.8 Logged Spectrum

307IndexSymbols#CPeaks(>140dB) ... 301Numerics1/1- or 1/3-octave Frequency Analysis ...

Strany 246 - A.9 Markers

20Hand-held Analyzer Types 2250 and 2270 – User Manual7) Add any spoken comments to the measurements by pressing the Commentary pushbutton,and add a

Strany 247 - A.10 Level Trigger

308Hand-held Analyzer Types 2250 and 2270 – User ManualSound Categories ... 128Viewing or Listening to ...

Strany 248

INDEX309Colour Schemes... 74Commentary Icon... 41, 65

Strany 249 - A.11 Triggers

310Hand-held Analyzer Types 2250 and 2270 – User ManualEnhanced LoggingDisplay Results ... 134Options...

Strany 250 - (Cont.) Trigger parameters

INDEX311Stopped ... 41Text...

Strany 251

312Hand-held Analyzer Types 2250 and 2270 – User ManualLogged Broadband Parameters... 231Logged Measurement ParametersBroad

Strany 252 - A.12 Units

INDEX313Microphone Holder UA-1317... 17Microphone Input ... 9Mi

Strany 253 - A.13 Signal Recording

314Hand-held Analyzer Types 2250 and 2270 – User ManualPasting Jobs/Projects ... 63Pattern Evaluation ...

Strany 254

INDEX315ResetAnalyzer... 8, 12, 103Button at Bottom... 8, 12, 103Measur

Strany 255

316Hand-held Analyzer Types 2250 and 2270 – User ManualShortcut Bar... 42Signal Recording .

Strany 256

INDEX317Third Check Parameter ... 228Threshold Level... 30

Strany 257 - A.14 Output Socket Signal

CHAPTER 3Making your First Measurement213.3.2 Switching OnSwitch the analyzer on by pressing . The start-up time depends on the state the analyzer wa

Strany 258 - A.16 Occupational Health

318Hand-held Analyzer Types 2250 and 2270 – User ManualUpgrading Applications... 97US Occupational Health Pa

Strany 260 - A.17 Generator

TechnicalDocumentationHand-held Analyzer Types 2250 and 2270With Sound Level Meter Software BZ-7222,Frequency Analysis Software BZ-7223,Logging Softwa

Strany 261 - A.18 Post-processing

22Hand-held Analyzer Types 2250 and 2270 – User ManualFig.3.2Changing the project template2) Tap Measurement Mode in the View Area and set to Manual (

Strany 262

CHAPTER 3Making your First Measurement23The indications should be as follows: • Yellow status indicator flashing every 5 s before starting the measure

Strany 263 - A.19 Tone Assessment

24Hand-held Analyzer Types 2250 and 2270 – User Manual6) Set Measurement Mode to Automatic and choose a preset time for your measurement.Then repeat s

Strany 264

CHAPTER 3Making your First Measurement253.4 Save your MeasurementWhen you have completed your measurement, you need to save it. By default the analyze

Strany 265 - Appendix B

26Hand-held Analyzer Types 2250 and 2270 – User Manual3.4.1 Viewing the Saved MeasurementTo view the saved measurement, tap the project name or the Ma

Strany 266 - Software BZ-7225

CHAPTER 3Making your First Measurement27Metadata are text or numbers, which are easily set and changed using the keyboard or selectedfrom a user-defin

Strany 267

TrademarksMicrosoft, Windows, Internet Explorer, Hotmail and Excel are registered trademarks of Micro-soft Corp. · PCL is a registered trademark of th

Strany 268

28Hand-held Analyzer Types 2250 and 2270 – User ManualIf a GPS receiver is connected (via USB) when you press the Save pushbutton, then theGPS note

Strany 269

CHAPTER 3Making your First Measurement29camera has fixed focus and automatically adjusts the light sensitivity; you just have to positionthe analyzer

Strany 270

30Hand-held Analyzer Types 2250 and 2270 – User ManualTo get more familiar with this process, try the following:1) Make a new measurement (see section

Strany 271

31Chapter 4Getting to Know Your Analyzer4.1 What is a Sound Level Meter?A Sound Level Meter (SLM) is an instrument that is designed to measure sound l

Strany 272

32Hand-held Analyzer Types 2250 and 2270 – User Manualfluctuating sound pressure level. It is a measure of the averaged energy in a varying soundlevel

Strany 273

CHAPTER 4Getting to Know Your Analyzer33Instantaneous Measured Parameters• Instantaneous Time-weighted Sound Levels (Lp – example: LAF)• Sound Pressur

Strany 274

34Hand-held Analyzer Types 2250 and 2270 – User Manual4.2.3 Logging Software Module BZ-7224This software module allows logging of broadband and spectr

Strany 275

CHAPTER 4Getting to Know Your Analyzer354.2.8 Tone Assessment Option BZ-7231This option allows the assessment of tones on site, according to selected

Strany 276

36Hand-held Analyzer Types 2250 and 2270 – User Manual4.3 What is Measurement Partner Suite BZ-5503?Measurement Partner Suite BZ-5503 comes standard w

Strany 277

CHAPTER 4Getting to Know Your Analyzer37Fig.4.1 The ‘Star’ navigation conceptThis configuration gives you immediate access to screens you need most, t

Strany 278

Table of ContentsCHAPTER 1Introduction... 11.1

Strany 279

38Hand-held Analyzer Types 2250 and 2270 – User ManualIn addition, Main Menu also allows you to perform the following actions:• Lock Keys and Screen

Strany 280

CHAPTER 4Getting to Know Your Analyzer39transducers or entered for new ones, see section 4.4.6. When you have finished viewing orupdating the details,

Strany 281 - General parameters

40Hand-held Analyzer Types 2250 and 2270 – User Manual4.4.2 The Display ScreenDuring normal operation, you will use the Display screen to view your me

Strany 282

CHAPTER 4Getting to Know Your Analyzer41First Line:• Path and name of the current project (see section 6.1.1). Tap it to open the Explorer. To change

Strany 283

42Hand-held Analyzer Types 2250 and 2270 – User Manualwant the screen changes to be saved in the current template, tap the Project Template Bar at the

Strany 284

CHAPTER 4Getting to Know Your Analyzer43Save PushbuttonUse the Save pushbutton to save the measurement data together with the currentproject templat

Strany 285 - Appendix C

44Hand-held Analyzer Types 2250 and 2270 – User Manual4.4.5 Use of Stylus and Navigation PushbuttonsThe stylus and navigation pushbuttons are used for

Strany 286 - C.2 Transducer Database

CHAPTER 4Getting to Know Your Analyzer45Stylus UsageTap the value you want in the drop-down, or tap outside the list to cancel the selection.Pushbutto

Strany 287

46Hand-held Analyzer Types 2250 and 2270 – User ManualFig.4.5Character keyboardThe character keyboard has all the functionality of a normal keyboard,

Strany 288 - C.2.2 Calibration History

CHAPTER 4Getting to Know Your Analyzer47This mode allows you to copy parameters from the Full view to the Quick view simply bytapping on the parameter

Strany 289 - C.3 Calibration Setup

CHAPTER 4Getting to Know Your Analyzer... 314.1 What is a Sound Level Meter?...

Strany 290

48Hand-held Analyzer Types 2250 and 2270 – User ManualYou can save changes to the project template, create new templates, rename templates or deletete

Strany 291

CHAPTER 4Getting to Know Your Analyzer49The Full tab at the bottom of the screen allows you to view the complete list of projecttemplates, while the

Strany 292

50Hand-held Analyzer Types 2250 and 2270 – User Manual

Strany 293 - Appendix D

51Chapter 5Calibration5.1 IntroductionCalibration is an adjustment of your analyzer to measure and display correct values. Thesensitivity of the trans

Strany 294 - D.2 Power Settings

52Hand-held Analyzer Types 2250 and 2270 – User Manual5.3.1 Standard Calibration1) Stand away from loud sound sources that may interfere with the cali

Strany 295 - D.3 Regional Settings

CHAPTER 5Calibration53light will indicate a fast flashing red and an error description will appear in the StatusField.Hint: If the microphone is sepa

Strany 296 - D.5 Headphone Settings

54Hand-held Analyzer Types 2250 and 2270 – User ManualNote: The Auto detect setting enables the automatic detection of the calibration level. Forfree-

Strany 297 - (Cont.) Headphone Settings

CHAPTER 5Calibration55Fig.5.3Calibration History screen5.8 Transducer DatabaseThe specifications for Microphone Types 4189 and 4190 (and Preamplifier

Strany 298 - D.7 Printer Settings

56Hand-held Analyzer Types 2250 and 2270 – User ManualFig.5.5Details in the Transducer DatabaseAll the details for the currently selected microphone c

Strany 299 - D.8 Modem/DynDNS Settings

CHAPTER 5Calibration57To change which input the transducer uses to connect to the analyzer, tap the Main Menu icon and select Setup from the list, nex

Strany 300 - D.9 Network Settings

CHAPTER 6Data Management... 616.1 Organising Measurements..

Strany 301 - (Cont.) Network settings

58Hand-held Analyzer Types 2250 and 2270 – User ManualFig.5.7Reminder pop-upYou can set the Calibration Interval parameter to either 12 months or 24 m

Strany 302 - D.10 Notification Settings

CHAPTER 5Calibration59Fig.5.8 Charge Injection Calibration. Low-leakage resistance capacitor Cc is set in parallel with themicrophone and fed with vol

Strany 303 - (Cont.) Notification settings

60Hand-held Analyzer Types 2250 and 2270 – User ManualFig.5.9CIC tabThe result of the Charge Injection Calibration consists of four parameters:• CIC R

Strany 304

61Chapter 6Data Management6.1 Organising Measurements6.1.1 Description of Jobs and ProjectsWhen saving a set of measurement results, they are organise

Strany 305 - D.11 Remote Access Settings

62Hand-held Analyzer Types 2250 and 2270 – User ManualProjects are saved in folders which are called ‘jobs’ on your analyzer. These are similar tofold

Strany 306 - Table D.12

CHAPTER 6Data Management63Tap the icon to go up one level in the job levels. The top level is the Memory level, wherephysical memory devices can be

Strany 307 - Appendix E

64Hand-held Analyzer Types 2250 and 2270 – User Manual6.3 Recalling MeasurementsYou can recall your measurement results to display the measured result

Strany 308

CHAPTER 6Data Management65The icon represents a verbal annotation, or commentary. Tap the annotation name and selectPlay from the drop-down that app

Strany 309

66Hand-held Analyzer Types 2250 and 2270 – User Manual

Strany 310

67Chapter 7Connection to PC or Smart Phone7.1 IntroductionYou can connect to your analyzer from a PC or smart phone in a number of different waysusing

Strany 311

CHAPTER 9Updating and Upgrading Applications,Maintenance, Calibration and Troubleshooting...

Strany 312

68Hand-held Analyzer Types 2250 and 2270 – User ManualNote: The online help for BZ-5503 contains additional information on how to connect ananalyzer u

Strany 313

CHAPTER 7Connection to PC or Smart Phone697.2.1 Connect to Your PCConnect the analyzer to your PC using one of the following: • Hardware versions 1 –

Strany 314

70Hand-held Analyzer Types 2250 and 2270 – User ManualTap Remote Access Settings, or select the Plus icon next to Remote Access Settings and setthe

Strany 315

CHAPTER 7Connection to PC or Smart Phone71Fig.7.2Prompt for username and passwordThe View Instrument Web PageFig.7.3 shows the View Instrument web pag

Strany 316

72Hand-held Analyzer Types 2250 and 2270 – User ManualThe View and Control Instrument Web PageFig.7.4 shows the View and Control Instrument web page,

Strany 317

73Chapter 8Advanced Use of the Analyzer –Tips and Tricks8.1 Setting your Preferences on the AnalyzerYou can specify a number of parameters controlling

Strany 318

74Hand-held Analyzer Types 2250 and 2270 – User Manual8.1.1 Display SettingsTap Display Settings, or next to Display Settings, to expand the list o

Strany 319 - Numerics

CHAPTER 8Advanced Use of the Analyzer – Tips and Tricks758.1.2 Power SettingsThe analyzer has an advanced power management function that takes care o

Strany 320

76Hand-held Analyzer Types 2250 and 2270 – User ManualFig.8.4Power Settings overview If the analyzer is left unused, not measuring and not communicati

Strany 321

CHAPTER 8Advanced Use of the Analyzer – Tips and Tricks77Fig.8.5Regional Settings screenSelect your preferred settings for Decimal Point and Date Sep

Strany 322

11.3 Displaying the Results ... 122The Profile View...

Strany 323

78Hand-held Analyzer Types 2250 and 2270 – User ManualFig.8.6Storage Settings screen8.1.5 Headphone SettingsThe Headphone Settings allow you to contr

Strany 324

CHAPTER 8Advanced Use of the Analyzer – Tips and Tricks798.1.6 Multi-user FacilityThe analyzer can handle more than one user. Each user can have thei

Strany 325

80Hand-held Analyzer Types 2250 and 2270 – User ManualWhen a printer has been selected under the Printer Used parameter, then the Print Screencommand

Strany 326

CHAPTER 8Advanced Use of the Analyzer – Tips and Tricks818.2.2 Connection to Network using GPRS/EDGE/HSPA ModemNote 1: Turn off the analyzer when con

Strany 327

82Hand-held Analyzer Types 2250 and 2270 – User ManualFor hardware version 4, modems with an RS–232 serial interface can be connected using aUSB to se

Strany 328

CHAPTER 8Advanced Use of the Analyzer – Tips and Tricks83The analyzer can then be configured to notify DynDNS.com each time the global IP address iss

Strany 329

84Hand-held Analyzer Types 2250 and 2270 – User Manual8.3.1 Connecting to the Analyzer Wired LAN Connection• Use a “straight-through” (standard) Ether

Strany 330

CHAPTER 8Advanced Use of the Analyzer – Tips and Tricks85Type 2270:– LAN Socket: (default) Select this to connect via a LAN cable. This is disabled i

Strany 331

86Hand-held Analyzer Types 2250 and 2270 – User ManualParameters for Wireless LAN OnlyNameName (SSID) of the network you want to connect to. Update th

Strany 332

CHAPTER 8Advanced Use of the Analyzer – Tips and Tricks87Table 8.1 Alarm SettingsAlarm Type Condition CommentPower On When analyzer is switched on o

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