UNI-T UT373 Mini Tachometer
UT373 is a reliable digital non-contact tachometer used to measure the rotation speed of motors and other machines. This device is able to display results in RPM or revolution count. UT373 is able to safely measure rotational objects through a non-intrusive method.
Features:
- Auto range
- Up to 99999 display; overload display, “OL”
- RPM measurement and revolution count
- Max/Min, data hold
- Single trigger/laser-on indication
- Low battery/auto power off indication
- LCD backlight
Specifications:
| Specifications | Range | Resolution | Accuracy |
| RPM measurement: | 10.0~9999.9RPM | 0.1 | ±(0.04%+2) |
| 10000~99999RPM | 1 | ||
| Counting measurement: | 0~99999 counts | 1 | ±1 |
| Features | |||
| Auto range: | √ | ||
| Auto power off: | √ | ||
| Low battery indication: | √ | ||
| Laser-on indication: | √ | ||
| Data hold: | √ | ||
| MAX/MIN: | √ | ||
| Rotating speed/count function switching: | √ | ||
| Overload indication: | √ | ||
| LCD backlight: | √ | ||
| Refresh rate: | 1s to 7s (>120rpm for 1s) | ||
| Sensor type: | Photodiode and laser tube | ||
| Target distance: | 50mm~200mm | ||
| Measuring angle: | ±30° from perpendicular | ||
| Drop test: | 1m | ||
| General Characteristics | |||
| Power: | 1.5V battery (R03) x 3 | ||
| Display: | 5-digit segment code; 99999 max display | ||
| Product Color: | Red and grey | ||
| Product net weight: | 85g (excluding battery) | ||
| Product size: | 183.8mm x 56mm x 34mm | ||
Applications:
- Measuring rotational speed (RPM) of motors and shafts.
- Counting revolutions (total counts).
- Monitoring speed in fans, turbines, or impellers.
- Checking speed in textile / industrial machinery.
- Diagnostic / preventive maintenance of rotating equipment.
Package Contents
- 1x Tachometer unit (UT373)
- 3x Batteries (1.5 V, R03 / AAA)
- 1x Reflective tape (for non-contact measurement)
- 1x English user manual / instruction sheet
- 1x Individual packaging (bubble bag / gift box)
