Applicable standards |
ANSI S1.25-1991, A weighting |
Digital display |
09999%DOSE |
Criterion level |
80, 84, 85, 90dB Selectable |
Threshold level |
Selectable from 70 to 90dB, 1dB step |
Exchange rate |
Selectable 3dB, 4dB, 5dB or 6dB |
High level Detector |
115dBA |
Peak Flag |
140dB |
Measuring range |
70-140dBA |
Accuracy |
±1.5dB ref. 94dB @1KHz |
Resolution |
0.1dB |
Frequency weighting |
A |
Time weighting |
FAST , SLOW Selectable |
Microphone |
1/2 inch electret condenser microphone |
Power supply |
4pcs size AAA Alkaline Battery |
Battery life |
About 36 hours |
Dimensions |
106(L)×64(W)×34(H)mm |
Weight |
approx. 350g (include batteries) |
Accessories |
Instruction manual, Software for
WindowsTM, RS-232 Cable, 9 pin to
25pin Gender changer, Carrying case,
batteries, Calibration Screwdriver,
Windscreen. |
Optional Sound level Calibrator |
Model No:CENTER-326
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