CENTER 390 Datalogger Sound Level Meter (IEC 61672-1 class 2): 马来西亚的首选 NFASIA INSTRUMENTS AND CALIBRATIONS

CENTER 390 Datalogger Sound Level Meter (IEC 61672-1 class 2)

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FEATURES

• Complies With IEC 61672-1 Class 2 Standard
• 32,000 Records Data Logger
• Manual Reading Recording Memory(99 points)
• LCD Recording Readout(99 Memory Recording)
• PC Interface
• With Windows Software
• AC/DC Signal Output
• Resolution 0.1 dB

SPECIFICATIONS

Level Range: 30~130dB

Accuracy: ±1.4dB (ref. 94dB@1KHz)

Frequency Weighting: A / C

Time Weighting: Fast, Slow

Frequency Range: 20Hz to 8KHz

Microphone: ½ inch Electret condenser microphone

Auxiliary Outputs: AC/DC Output

Battery: 1.5V AA size battery x 4

Dimensions: 272x83x42 mm

Weight: Approx.390g