All our 2238 Sound Level Meters include the following modules
BZ 7126 - Basic Sound Level Meter Software
BZ 7125 - Enhanced SLM Software
BZ 7124 - Logging Sound Level Meter Software
BZ 7123 - Frequency Analysis Software
The table below presents a summary of the features - see also the
Manufacturers Specification
| Feature | BZ 7126 | BZ 7125 | BZ 7124 | BZ 7123 |
| Class 1 to latest IEC standards | x | x | x | x |
| 4 setups can be stored - for each software | x | x | x | x |
| 4 auto-starts, up to one month in advanced - shared | x | x | x | x |
| Automatic data storage with preset measurement time | x | x | x | x |
| Saves up to 511 files - for each software | x | x | x | x |
| Calibration history, initial and 20 latest calibrations - shared | x | x | x | x |
| Frontal / random and windscreen correction filters | x | x | x | x |
| Serial interface control | x | x | x | x |
| AC and DC outputs | x | x | x | x |
| Criterion level (70 - 100 dB) threshold level (0 - 100 dB) | x | x | | |
| Exposure, dose and LAep,d | x | x | | |
| Back-erase (5, 10, 15 s) | | x | | |
| Measurement sequence, periodic reports | | x | | |
| LCeq-LAeq, LAIeq-LAeq, LAFTm5-LAeq | | x | | |
| RMS/RMS or RMS/Peak | | x | x | |
| All time weightings simultaneous - F, S, I | | x | x | |
| Statistics | | x | x | |
| Two DC inputs for external parameters | | x | x | |
| Logging of up to 12 parameters, 1 s to 1 h intervals | | | x | |
| Logging of Leq and DC inputs, 100 ms interval | | | x | |
| Four markers available for annotation | | | x | |
| Control of sound recording on PC | | | x | |
| Data output to file or interface | | | x | |
| Automatic scan of 1/1 and 1/3 octave bands | | | | x |
| Time/accuracy optimised dwell times | | | | x |
| Fixed dwell times - 1 s to 1 h | | | | x |
| Bar-graph display with cursor read-out | | | | x |
| Back-erase in current spectrum | | | | x |
| Averaging of spectra | | | | x |
| Trigger input/output for synchronising | | x | x | x |
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To see the full B&K specification click here
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| E&OE - specifications subject to change without notice. |
