Sound Level Meter CENTER-322
1).Auto Ranging:30~130dB
2).Bar Graph Indication with 0.1 Resolution
3).RS-232 Interfance
Soud Level Meter CENTER-322(RS-232)
RS-232 Interface Bar Graph Indication MAX/MIN Function Auto Ranging(30~130dB) Resolution 0.1dB Clock Display Level Range Display AC/DC Signal OutputMicrophone:
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