Center CENTER 321 - Sound Level Meter (PC Interface)

Category: Sound_Meters

CENTER 321 is our newly designed sound level meter. With all the functions 320 can provide, we had changed something in new designed back light LCD. We had added fast analog bar with peak hold two second in this tester. An auto range function is added for the tester to choose one proper range for measuring by the tester itself. RS232 interface is also added to provide real time data to the computer.

Features:

    PC interface
    Bargraph indication
    Auto ranging (30~130dB)
    Auto power off
    MAX/MIN function
    Resolution 0.1dB
    AC/DC signal output
    IEC 651 TYPE II

     


Specifications:


Level Range: Lo=30~80dB ; Med=50~100dB ; Hi=80~130dB
Accuracy: ±1.5dB (ref 94dB@1KHz)
Frequency Weighting: A / C
Time Weighting: Fast, Slow
Dynamic Range: 50dB
Frequency Range: 31.5Hz to 8KHz
Microphone: Electret condenser microphone
Auxiliary Outputs: AC/DC Output
Battery: 9V x 1
Dimensions: 275 x 64 x 30mm
Weight: 280g
*The specifications are subjects to change without prior notice.
Standard Accessories:
Battery, operation manual, carrying case, calibration screwdriver, windscreen, 3.5Ø plug
(Optional: RS232 or USB cable, software)

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