UNI-T UT373 - laser tachometer for non-contact rotation speed measurement and revolution counting. It measures from 10.0 to 99,999 rpm, counts up to 99,999 revolutions, has a backlit five-digit LCD display, and operates on three AAA batteries.
UNI-T UT373 - laser tachometer for non-contact rotation speed measurement and revolution counting. It measures from 10.0 to 99,999 rpm, counts up to 99,999 revolutions, has a backlit five-digit LCD display, and operates on three AAA batteries.


UNI-T UT373 - laser tachometer for non-contact rotation speed measurement and revolution counting. It measures from 10.0 to 99,999 rpm, counts up to 99,999 revolutions, has a backlit five-digit LCD display, and operates on three AAA batteries.
Guarantee
24 month
Delivery from Europe in
15 - 16
business days
UNI-T UT373 - laser tachometer for non-contact speed measurement and revolution counting. It measures from 10.0 to 99,999 rpm, counts up to 99,999 revolutions and has a backlit five-digit LCD display. Powered by three AAA batteries.
Product information | |
|---|---|
| Product type | Laser tachometer |
| Brand | UNI-T |
| Model | UT373 |
| Color | Black |
| Main function | Non-contact rotational speed measurement and revolution counting |
Technical specifications | |
| Rotational speed measurement range | 10.0-99,999 rpm. |
| Rotation speed resolution | 0.1 rpm from 10.0 to 9,999.9 rpm; 1 rpm from 10,000 to 99,999 rpm |
| Tachometer range | 0-99,999 revolutions |
| Rotation speed accuracy | ±(0.04% + 2 digits) |
| Calculation accuracy | ±1 turn |
| Sensor | Photodiode with laser |
| Measuring distance | 50-200mm |
| Measuring angle | Up to ±30° from perpendicular |
| Update frequency | 1-7 seconds; approximately 1 second when the speed exceeds 120 rpm. |
Construction and power supply | |
| Screen | Illuminated five-digit LCD display, maximum reading - 99,999 |
| Power supply | 3 × 1.5V AAA batteries |
| Dimensions | 183.8 × 56 × 34mm |
| Weight | 85 g without batteries |
| Drop resistance | Up to 1 m |
| Additional features | Automatic ranging, display hold, maximum and minimum value hold, low battery indicator and automatic power off |
Safety warning | |
| Laser and usage safety | Use only for non-contact rotational speed measurement. Do not point the laser at eyes, people, animals, vehicles or reflective surfaces. Keep the device out of the reach of children and do not touch rotating components. |
| Height | 50mm |
| Length | 250mm |
| Weight | 120 g |
| Width | 100mm |