Product Description
- Features
- Specifications
- Dimensions
- Accessories
- Downloads
- Calibration
| ○ Designed to meet the measurement requirements of Safety Engineers, Health, Industrial safety offices and quality control in various environment. |
| ○ A and C weightings for checking compliance with safety regulations as well as acoustic analysis. |
| ○ Measuring ranges: A Weighting 30~130 dB and C Weighting 35 to 135 dB. |
| ○ Frequency range: 31.5 Hz to 8 KhZ. |
| ○ Display with 0.1 dB steps on a 4 digit LCD. |
| ○ Slow (1 seconds) and fast (125 ms) response settings to check peak and average noise levels. |
| ○ MAX/MIN recording. |
| ○ Data Hold to freeze reading on digital display. |
| ○ Internal memory 14,0000 reocrds. |
| ○ Recording intervals from 1 second to 8 hours. |
| ○ PC computer download capabilities. |
| Measurement Range | A Weighting:(30 to 130) dB C Weighting: (35 to 135) dB |
| Dynamic Range | 50 dB |
| Resolution | 0.1 dB, Display Update:0.5 second |
| Time Weighting | FAST(125 mS), SLOW(1 second) |
| Frequency Range | 31.5 Hz to 8 kHz |
| Accuracy | ±1.5 dB |
| Calibration Cycle | 1 year |
| Operation | 41 to 104°F( 5 to 40°C); < 80% RH |
| Storage | 14 to 140°F(-10 to 60°C); < 70% RH |
| Display | 4-digit LCD |
| Microphone | 1/2″ elctret condenser microphone |
| Power Life | Appromximately 50 hrs (alkaline battery) |
| Environment | Indoor Operation, < 2000m |
| Dimensions | 7.8 x 2.2 x 1.5″ (200 x 55 x 38 mm) |
| Weight | 0.5 lbs (233 g) including battery |
○ A Certificate of Calibration is included when calibration services are ordered from MRM Metrology Inc.
○ Use CAL SM-20A when requesting calibration services.
Calibration and Repair Services
MRM provides Calibration and Repair Services for the
SM-20A Amprobe Sound Level Meter
For a quote, please email us at [email protected]
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