AZ8921 digital noise meter sound level meter precision digital decibel meter
PRODUCT DESCRIPTION
Technical parameters
Range: A ambient noise: 30 ~ 130dB
C Mechanical Noise: 35 ~ 130dB
Resolution: 0.1dB
Accuracy: ± 1.5dB
Response time selection: FAST (fast) / SLOW (slow)
Frequency range: 31.5Hz-8KHz
Display: 42x64mm 4 digit LCD display and barcode
Signal output: AC / DC signal output AC: 0.707Vrms DC: 10mV / dB
RS232 standard signal output, software reprovision.
Operating / Storage temperature and humidity: 0C to 50C <90% R. H.
-10C to 60C <70% R.H
Dimensions: 80 x 256 x 38mm
Weight: 190g
Power supply: 9V battery or external 9V power
Accessories: Portable together, batteries, instruction manual. Optional: RS232 software and connection