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sound level meter

China

AZ-8921/22

150 / Get Latest Price

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150

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10

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Product Specification

Brand Name : - Type : - Transfer Function : - Package Type : - Nominal Center Frequency : - 3dB Bandwidth : - Insertion Loss : - Input Impedance : - Stopband Attenuation : -

Product Description

8921 & 8922 AT A GLANCE DIGITAL DISPLAY WITH ANALOG GRAPH! BACKGROUND NOISE ABSORBER ! MAX / MIN RECORD, MAX HOLD ! RS232 INTERFACE ! MEETS IEC 651, TYPE 2 CLASS ! FEATURE Meets IEC 651;ANSI S1.4, type2 standard. Quasi-Analog bar indicator:1dB display steps, 50dB display range, updated every 50ms. Measurement level range features 6 ranges. Background noise absorber mode filters ambient sounds. Fast( 125 msec.) or Slow( 1 sec.) respone 3 times. Record Max / Min. & Maximum Hold function. A / C Weighting selectionable. Microphone : 6mm(Dia.)electric condenser type. Backlight for use in dark areas (Model 8922). Low battery indicator. Optional RS232 software (Disk & PC cable). Serial formt: 2400Baud rate, 1 Stop bit, 8 Data bits. N: xxx, xdB Monitor the sound levels from traffic noise, alarm systems and workplace machinery, Multi-Freguency calibration to ensure quality stable. SPECIFICATION Auto range : 30-130dB. Big LCD : 42x64mm. Measurement level range : 6 ranges in 10-dB steps:30-80dB, 40-90dB, 50-100dB, 60-110dB, 70-120dB, 80-130dB. Accuracy : ±1.5dB ( under reference condition ) Digital display : 3-1/2 dight LCD, 0.1dB resolution updated 0.5seconds. Analog output : AC:0.707vrms( at full scale ) DC:10mV/ dB Measurement frequency range : 31.5Hz-8KHz. Measurement level A weighting : 30dB~130dB. Measurement level C weighting : 35dB~130dB. Operation temperature : 0~50℃,10~90%RH Storage temperature : -20~60℃ Meter includes hard ABS case, battery, manual. Battery life : 20 hours typical (9V) Dimensions (meter WxHxT) :

Contact Us

Contact Person :Mr. lai

Company:laesent international co., limited

Address:bujitown, shenzhen, Guangdong, China,518000

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Mr. lai < laesent international co., limited >
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