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Sound and Vibration Hire and Calibration

Brüel & Kjær 2238 Measurement Overview


 

Summary of the measurement options included in the B&K 2238 Precision Sound Analysers we hire.

 
Features included in our B&K 2238 meters BZ 7126
Basic
BZ 7125
Enhanced
BZ 7124
Logging
BZ 7123
Frequency
Class 1 to latest IEC standards
4 setups can be stored for each software module
4 auto-starts up to one month in advanced
Automatic data storage with preset measurement time
Saves up to 511 files - for each software
Calibration history, initial and up to 20 latest
Windscreen correction filters
Serial interface control
AC and DC outputs
Criterion level 70 - 100dB, threshold level 0 - 100dB    
Exposure, Dose and LEP,d    
Back-erase option 5, 10, 15s      
Measurement sequence, periodic reports      
LCeq-LAeq, LAIeq-LAeq      
RMS/RMS or RMS/ Peak    
All Time Weightings simultaneously F, S, I,    
Statistics    
Two DC inputs for external parameters    
Logging of up to 12 parameters, 1s to 1h intervals      
Logging of Leq and DC inputs, 100ms intervals      
Four markers for annotation      
Control of sound recording on PC      
Data output to file or interface      
Automatic scan of 1/1 and 1/3-octave bands      
Time/accuracy optimised dwell times      
Fixed dwell times, 1s to 1h      
Bar-graph display with cursor read-out      
Back-erase in current spectrum      
Averaging of spectrum      
Trigger input/output for synchronizing  
 

Main B&K 2238 description page

* Our standard hire charges are based on a 4-day minimum period, details other options.