| sound level meter |
| Accuracy |
Class 1 or Class 2 according to IEC 60651 / 60804 / 61672 |
| Calibratability |
PTB - Approval ZDS-DE-16-M-PTB-0058 |
| Measuring range |
25 ... 140dB (A) |
| Measurement values |
- Sound pressure level LAF, 125 ms, LCF, 125 ms LAS, 1 s LAeq, 1 s LCeq, 1 s LCpeak, 1 s LAF95, LAF10, (other percentiles on request)
- Maximum sound level LAFmax, 1s, LCFmax, 1s LASmax, 1s
- Minimum sound level LAFmin, LASmin
- Continuous sound level LAeq, LCeq
- Sound pressure level, optional (no PTB - approval) LAImax, 1s, LAIeq, 1s LAIeq
- Taktmaximal level LAFT, 1s (LAtm5, 5s)
- Time / measurement time / exceedance duration
|
| Frequency weightings |
A + C |
| Time weightings |
Fast, Slow |
| Frequency analyzer |
10Hz ÷ 20kHz1/1 and 1/3 octave spectra
Frequency weightings A, C, Z |
| Measuring range |
25 to 140dB (L Aeq) |
| Resolution |
0.1dB |
| Audio |
OggVorbis |
| Display |
Backlit LCD:
- Measured value with 3.5 digits
- Bar graph in 5-dB steps
- < Undercut, > overload
- Measurement time (hh:mm:ss)
- Battery state of charge
- Storage state
|
| Microphone |
1/2" measuring microphone, permanently polarized, removable |
| Weather protection |
WS1 for continuous operation |
| Measurement direction |
Vertical |
| Calibration |
Automatically to 94 dB with external calibrator |
| Storage capacity |
Buffer storage on commercial database server
(unlimited storage on MUNISENSE server) |