Impulse Sound Level Meter Reader Measurement with Range 25dB to 130dBA
Spec：
The Impulse Sound Level Meter is a universal sound level meter that measures the exponential time weighted sound level, and an impulse sound level meter.
Features
* Its performance is in accordance with GB/T 3785-2010 standard level 2 And IEC 61672:2013 Class 2 sound level meter requirements. It also meets the JJG 188- 2017 standard.
* The three time weighting F, S, and I can be selected.
* The digital detection technology is used to replacesome traditional sound level meters, the stability andreliability are greatly improved.
* Large screen display is adopted, with clear and intuitive display. With dynamic scale display.
Specifications
| Microphone |
Φ12.7mm (1/2') test condenser microphone |
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| Frequency weighting |
A, C, and Lin(Linear) |
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| Range |
25dB~130dB (A) |
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| Range control |
Manual, three gears, linear range > 60dB |
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| Testing Range |
30dB~90dB (dynamic scale display 10dB~100dB) |
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| 50dB~110dB (dynamic scale display 30dB~120dB) |
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| 70dB~130dB (dynamic scale display 50dB~140dB) |
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| Accuracy |
In accordance with IEC61672 standard, class 2 |
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| Time Weighting |
Fast (F), Slow (S), Impulse (I) |
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| Display |
Large screen dynamic LCD, instantaneous sound level, with analogammeter display. |
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| Calibration |
Use class 1 sound level calibrator |
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| Power Supply |
4x1.5V AAA Size (UM-4) Battery,not included |
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| External Power |
6V |
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| Weight |
185g (Not Including Batteries) |
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| Dimensions |
227mmx63mmx26 mm |
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| Operating Condition |
Temperature: -10~50°C |
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| Standard Accessories |
Main Unit |
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| Windscreen |
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| Carrying Case (B04) |
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| Manual |
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| Optional Accessories |
External power supply (6V) |
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