Sound Level Meter AS-156A & AS-156B

• Post Date:

  May 06,2017

• Expiry Date:

  Nov 02,2017

• Detailed Description:

  Payment Method: TT/paypal/Western Union
  Product Description
  The Sound Level Meter is divided into two types: ( AS-156A Accuracy : ±2dB), (AS-156B Accuracy : ±1dB ). Can memorize 30 groups of measurement results and measuring conditions. Permits choice “A” / “C” / “F” weighting and “Fast” / “Slow” response times. Offers 4 measurement parameters: Lp ( soundlevel). Leq (Equivalent Continuous A Sound Level). Lmax (Maximum Sound Level) and LN (Percent of all readings over alarm value set).
  
  Product Parameters
  Resolution 0.1dB
  Accuracy AS-156A: ± 2dB
  AS-156B: ± 1dB
  Measurable Parameters Lp (sound level) 
  Leq (Equivalent Continuous A Sound Level)
  Lmax (Maximum Sound Level)
  LN (Percent of all readings over alarm value set)
  Measuring Range Lp: 30~130dB
  Leq: 35~130dB 
  LN: 0~100%
  Frequency Weighting “A” / “C” / “F” (Flat)
  Time Weighting “Fast” ( 125ms ) / “Slow” ( 1 second )
  Microphone 1/2 inch electret condenser type
  Memory Store 30 group measurement conditions and data
  Built In Calibration Signal 94dB at 1kHz (sinusoidal)
  Alarm Value Set 30~130 dB
  Frequency Range AS-156A:: 20~8,000Hz
  AS-156B: 20~12,500 Hz
  Alarm Output LED and optional relay contact (NC)
  Size 140x70x30 mm
  Power Supply 4x1.5vAAA Um-4 Battery
  Weight 130 g (Not including batteries) 
  

• Company:

  Guangzhou Amittari Instruments Co., Ltd     [ China ]        

• Contact:

  zoe

• Tel:

  +86-020-81622513

• Fax:

• Email:

  2906645457@qq.com