The MR-SLM7D Professional Sound Level Meter measures and displays sound levels in dB from 30 to 130 dB with high accuracy.
Introducing the METERDI Data Logger Sound Level Meter MR-SLM7D, your ultimate tool for precise noise measurement. With a measurement range of 30 to 130dB and high accuracy of ±1.5dB, this device ensures reliable results.
Enjoy the convenience of digital data with analog bar-graph dual display, along with A/C frequency weighting for accurate readings. Its fatures include DC/AC analog signal output, fast/slow response time, and over/under-range indication. Benefit from MAX/MIN recording, backlight for low-light conditions, and auto power off after 20 minutes of inactivity.
Plus, with data logging and USB interface, analyzing noise levels has never been easy.
| PARAMETERS | SPECIFICATIONS |
| Standards | IEC61672-1: 2013 Class 2 |
| Measurement Range | 30~130dB |
| Microphone | 1/2 inch polarized condenser microphone |
| Frequency Range | 31.5~8000Hz |
| Accuracy | ±1.5dB |
| Resolution | 0.1dB |
| Data Update | 500ms |
| Response Time | FAST 125 ms， SLOW 1s |
| Standard Calibrator | 1KHz sine wave @ 94 or 114dB |
| Data logger Memory | 32000 data |
| Display | 3-1/2 digital LCD with analog bar-graph |
| Frequency Weighting | A and C |
| Display | 3-1/2 digital LCD with analog bar-graph |
| Over Load Indication | Display “OVER” & “UNDER” icons |
| Output | AC/DC signal output from earphone jack |
| AC=4Vrms ，DC=10mV/dB | |
| Auto Power Off | Automatically power off if no operation in 10 mins |
| Output Port | Micro USB |
| Power | One 6F22 battery or 9V 6LR61 |
| Operating Condition | 0 ~ 50°C (32 ~ 122°F)，10 ~ 90% RH，Non-condensing |
| Storage Condition | -20 ~ 60oC (- 4 ~ 140°F)，10 ~ 90% RH，Non-condensing |
| Weight & Dimension | 200g（including battery，215mm x 58mm x 33mm |
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