B&K 2250 Light Uživatelský manuál Strana 290
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Hodnocené. / 5. Na základě hodnocení zákazníků
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Hand-held Analyzer Types 2250 and 2270 – User Manual
C.4 Type 2250/2270 Microphones
Serial No. for Custom Sound
Level Calibrator
Text string Serial number will be documented in
calibration history
(Acceleration) Calibrator 4294
4924--002
Custom
Select which calibrator to use
Calibration Level (for custom
Acceleration Calibrator)
0 to 1000 m/s
2
Set calibration level for custom calibrator.
Note: When displaying acceleration levels
as dB the reference will be 1 µm/s2
Serial No. for 4294 Text string Serial number will be documented in
calibration history
Serial No. for Custom
Acceleration Calibrator
Text string Serial number will be documented in
calibration history
Calibration Level (for Direct
Input)
0 to 1000 V Set calibration level for Direct Input
Note: When displaying voltage levels as
dB the reference will be 1 µV
Serial No. for Direct Input
Calibrator
Text string Serial number will be documented in
calibration history
Table C.5 Overview of Type 2250/2270 Microphones
Micro-
phone
Application
Optimised
For
Dynamic Range
*
Free-field ±1 dB
Frequency
Range
Free-field ±2 dB
Frequency
Range
4184-A Weatherproof
200 V
Free Field 0
or 90
Diffuse Field
28.8–150dB(A) 3.6Hz–15.0kHz
†
6.6 Hz – 15.0 kHz
2.5 Hz – 16.5 kHz
†
5.6 Hz – 16.5 kHz
4189 Standard
Prepolarized
Free Field
Diffuse Field
16.6–140dB(A) 6.8Hz–22.4kHz
†
7.8 Hz – 22.4 kHz
4.2 Hz – 22.4 kHz
†
6.3 Hz – 22.4 kHz
4190 Standard
200 V
Free Field
Diffuse Field
16.5–140dB(A) 4.0Hz–22.4kHz
†
6.7 Hz – 22.4 kHz
2.6 Hz – 22.4 kHz
†
5.7 Hz – 22.4 kHz
4191 High Levels
200 V
Free Field
Diffuse Field
25.6–152dB(A) 3.6Hz–22.4kHz
†
6.6 Hz – 22.4 kHz
2.5 Hz – 22.4 kHz
†
5.6 Hz – 22.4 kHz
4193 Low
Frequencies
Low
Frequencies
23.2–152dB(A)
38.4–152dB(Z)
†
0.56 Hz – 22.4 kHz
†
6.3 Hz – 22.4 kHz
0.45 Hz – 22.4 kHz
†
5.5 Hz – 22.4 kHz
Table C.4 (Cont.) Calibration Setup parameters
Parameter Values Comment
- Technical 1
- Documentation 1
- Hand-held Analyzer Types 3
- 2250 and 2270 3
- Safety Considerations 4
- Table of Contents 5
- CHAPTER 5 6
- CHAPTER 6 7
- CHAPTER 7 7
- CHAPTER 15 10
- CHAPTER 16 10
- CHAPTER 17 11
- CHAPTER 18 11
- APPENDIX A 11
- APPENDIX B 11
- APPENDIX C 12
- APPENDIX D 12
- APPENDIX E 12
- Chapter 1 13
- 1.2.2 Beginners 14
- Chapter 2 15
- 2.2 Analyzer Components 16
- CHAPTER 2 17
- 2.3 Analyzer Inputs/Outputs 19
- 2.4 Hardware Setup 25
- 2.5 Assembling the Analyzer 26
- Chapter 3 31
- 3.3 Making a Measurement 32
- 3.3.2 Switching On 33
- CHAPTER 3 35
- 3.4 Save your Measurement 37
- 3.5 Document your Measurement 38
- Example of a GPS note 40
- 3.6 Switching Off 42
- Chapter 4 43
- CHAPTER 4 45
- 4.2.10 Built-in Help 47
- The ‘Star’ navigation concept 49
- 4.4.2 The Display Screen 52
- Chapter 5 63
- 5.3.1 Standard Calibration 64
- 5.3.2 Calibration Settings 65
- 5.4 Vibration Calibration 66
- 5.5 Electrical Calibration 66
- 5.6 Manual Calibration 66
- 5.7 Calibration History 66
- 5.8 Transducer Database 67
- 5.9 Calibration Reminder 69
- 5.10.1 Theory of CIC 70
- ( ) 71
- Chapter 6 73
- 6.1.2 Navigating in Jobs 74
- 6.3 Recalling Measurements 76
- Example of metadata 77
- Chapter 7 79
- Connection overview 80
- 7.2.1 Connect to Your PC 81
- 2250 home page 82
- Online display and 84
- Chapter 8 85
- 8.1.1 Display Settings 86
- 8.1.2 Power Settings 87
- 8.1.3 Regional Settings 88
- 8.1.4 Storage Settings 89
- 8.1.5 Headphone Settings 90
- 8.1.6 Multi-user Facility 91
- 8.1.7 Printer Settings 91
- 8.2 Modem/DynDNS Settings 92
- 8.2.3 DynDNS 94
- 8.3 Network Settings 95
- 8.4 Notifications 98
- Table 8.1 Alarm Settings 99
- 8.4.2 Text/SMS Notifications 100
- 8.4.3 E-mail Notifications 101
- 8.5 Web Server 102
- 8.6.2 GPS Receivers 103
- 8.7.1 Metadata 104
- CHAPTER 8 105
- Chapter 9 109
- CHAPTER 9 111
- 9.3 How to Move a License 112
- 9.4 Troubleshooting 112
- 9.4.4 Touch Screen 115
- 9.4.5 Reset Options 115
- 9.5.1 Handling the Analyzer 118
- 9.5.2 Cleaning the Analyzer 118
- 9.5.3 Storing the Analyzer 118
- 9.6.7 Rental 120
- 9.6.8 Training 120
- Chapter 10 121
- Setting the frequency 122
- 10.3 Displaying the Results 123
- Adjusting the X-axis 124
- CHAPTER 10 125
- Scaling the Y-axis on the 125
- Spectrum display 125
- Spectrum table 125
- 10.4 Saving Results 127
- Chapter 11 129
- 11.1 Setting up the Analyzer 130
- CHAPTER 11 131
- 11.2.1 Annotating a Project 133
- 11.3 Displaying the Results 134
- Chapter 12 143
- 12.1 Setting up the Analyzer 144
- CHAPTER 12 145
- 12.3 Displaying the Results 146
- 12.3.1 The Profile View 147
- Chapter 13 149
- CHAPTER 13 151
- 13.1.3 Playing the Recording 152
- 13.2.4 Playing the Recording 155
- Chapter 14 159
- T30 indicated 160
- CHAPTER 14 161
- 14.2 Setting up the Analyzer 163
- 14.2.2 Impulsive Method 164
- 14.2.3 Signal Recording 164
- 14.2.5 Serial Measurements 165
- 14.3 Displaying the Results 167
- 14.3.2 Spectrum 169
- 14.3.3 Decay 171
- 14.5 Quality Indicators 177
- Chapter 15 179
- 15.4 Setting up the Analyzer 183
- 15.4.4 Signal Recording 186
- 15.5 Measuring 187
- 15.8 Status Codes (Smileys) 189
- Chapter 16 191
- 16.2 Connecting Transducers 192
- 16.3 Range Setting 192
- 16.3.1 Underrange/Overload 193
- 16.4.2 Displaying the Results 194
- 16.4.3 Saving Results 195
- 16.5.2 Displaying the Results 196
- 16.5.3 Saving Results 197
- 16.6.2 Displaying the Results 199
- 16.6.3 Saving Results 199
- Chapter 17 201
- G-weighted frequency response 202
- Low Frequency Option BZ-7234 203
- 17.2.2 Displaying the Results 204
- Wm filters 205
- Measurements 206
- Low Frequencies 207
- 17.5.2 Displaying the Results 208
- 17.5.3 Saving Results 209
- Chapter 18 211
- Environmental 213
- ) including 214
- User Interface 214
- Analysis 215
- Annotations 216
- Calibration 216
- Measurement Status 216
- Signal Monitoring 216
- Data Management 217
- Standards 217
- Frequency Analysis 217
- Displays 218
- Generator 218
- Broadband Measurements 221
- Internal Generator 221
- External Generator 221
- Reverberation Time 221
- FFT Based Tone Assessment 225
- (with BZ-7230 Only) 225
- (with BZ-7223/24/25 Only) 225
- G-weighting 226
- Ordering Information 228
- Separately 229
- Service Products 230
- Compliance with Standards 231
- Appendix A 233
- A.1 Input 234
- (Cont.) Input parameters 235
- A.2 Frequency Settings 236
- A.3 Statistics 238
- Software BZ-7227 241
- A.6 Logged Broadband (100 ms) 243
- A.7 Logged Broadband 243
- A.8 Logged Spectrum 245
- A.9 Markers 246
- A.10 Level Trigger 247
- A.11 Triggers 249
- (Cont.) Trigger parameters 250
- A.12 Units 252
- A.13 Signal Recording 253
- A.14 Output Socket Signal 257
- Periods 258
- A.16 Occupational Health 258
- A.17 Generator 260
- A.18 Post-processing 261
- A.19 Tone Assessment 263
- Appendix B 265
- Software BZ-7225 266
- General parameters 281
- Appendix C 285
- C.2 Transducer Database 286
- C.2.2 Calibration History 288
- C.3 Calibration Setup 289
- Appendix D 293
- D.2 Power Settings 294
- D.3 Regional Settings 295
- D.4 Storage Settings 296
- D.5 Headphone Settings 296
- (Cont.) Headphone Settings 297
- D.6 Users 298
- D.7 Printer Settings 298
- D.8 Modem/DynDNS Settings 299
- D.9 Network Settings 300
- (Cont.) Network settings 301
- D.10 Notification Settings 302
- (Cont.) Notification settings 303
- D.11 Remote Access Settings 305
- Table D.12 306
- Appendix E 307
- Numerics 319
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