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CENTER 322 Sound Lever Meter
- RS-232 Interface
- 32,000 Records Datalogger
- Bar Graph Indication
- MAX/MIN Function
- Auto Ranging(30~130dB)
- Resolution 0.1dB
- Clock Display
- Level Range Display
Microphone:
Electorate condenser microphone
Accuracy:
±1.5 dB ( ref 94dB @1KHz )
Level Range:
Lo = 30 ~ 80 dB
Med = 50 ~ 100 dB
Hi = 80 ~ 130 dB
Auto=30~130 dB
Frequency Weighting:
A , C
Time Weighting:
Fast , Slow
Auxiliary Outputs:
AC output
Output voltage: 1Vrms (at full scale)
Output impedance: Approx:600Ω
AC output
Output voltage: 10mV / dB
Output impedance: Approx:50Ω
Dynamic Range:
50 dB
Frequency Range:
31.5Hz to 8KHz
Battery Type:
9V Battery
Battery Life:
50 hours ( with alkaline battery )
Operation Temp.:
0°C~ 40°C(<80% R.H.) 9V Battery, Carrying Case, Calibration Screwdriver, Windscreen
Accessories:
Battery, Operation Manual, Carrying Case, Calibration Screwdriver, Windscreen, 3.5Φ plug Software, RS-232
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