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General| Category | Sound Level Meter |
|---|---|
| Model | UT377A |
| Brand | Clas Ohlson |
| Resolution | 0.1 dB |
| Display | LCD |
| Auto Power Off | Yes |
| Measuring Range | 30 dB to 130 dB |
| Frequency Range | 31.5 Hz to 8 kHz |
| Frequency Weighting | A |
| Microphone | Electret condenser microphone |
| Temperature Range | 0°C to 40°C |
| Power Source | Battery |
This product is intended for indoor use only.
Covers electrical faults, explosive gases, rain, impacts, sunlight, battery leaks, sharp pins, protective caps, and magnetic fields.
Identifies the protective cap, electrode pins, and display screen.
Explains the functions of MODE, HOLD/BL, Wood Selector, and On/Off buttons.
Explains auto shut-off, held reading, MAX/MIN, low battery, and material type indicators.
Step-by-step guide for inserting 3 x AAA/LR03 batteries correctly.
Table correlating wood types with corresponding selector numbers (1-4).
Instructions for removing protective gear and switching the device on/off.
Explains MAX (highest), MIN (lowest), and Standard (current) reading modes.
Take multiple readings, ensure pins are straight, wiggle meter when removing.
Clean with a damp cloth, mild agents only. Avoid solvents or corrosive chemicals.
Do not dispose of with household waste; recycle responsibly according to EU regulations.
Details measuring range, accuracy, operating temp, batteries, dimensions, and weight.
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