Industrial Noise Sound Level Meter Digital Sound Meter A / C / F Frequency Weighting
Quick Detail:
| Name | Sound Level Meter | Application | Sound noise testing |
| Color | Gray | Feature | Sound testing , Function Lp , Leq , Lmax , LN |
| Size | 140x70x30 mm | Certificate | CE |
Description:
> DC output :1 0 m V / d B
> Auto range selection and digital display with no guessing errors
> 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 (sound level); Leq (Equivalent Continuous A Sound Level ); Lmax ( Maximum Sound Level) and LN (Percent of all readings over alarm value set )
> Use USB data output with connection PC
> Provide Bluetooth data output choice
Applications:
Widely use in Industrial Noise Surveys ; machinery, vehicles, ships and etc. May also used in Ambient Noise
Specifications
| Model | AS-156A |
| Accuracy | ± 2dB |
| Measurement Range | Lp: 30~130dB |
| Leq: 35~130dB | |
| LN: 0~100% | |
| Measurable Parameters | Lp (sound level) |
| Leq (Equivalent Continuous A Sound Level) | |
| Lmax (Maximum Sound Level) | |
| LN (Percent of all readings over alarm value set) | |
| 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 | 20~8,000Hz |
| Alarm Output | LED and optional relay contact (NC) |
| Power Supply | 4x1.5vAAA Um-4 Battery |
| Size | 140x70x30 mm |
| Weight | 130 g (Not including batteries) |
Accessories:
|
Standard Accessories |
Main Unit |
| Windscreen | |
| Carrying Case | |
| Operation Manual | |
|
Optional Accessories |
Sound Level Meter Calibrator |
| USB data output | |
| Bluetooth data output |
