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