UT373 Mini Tachometer


20 in stock

UT373 is a reliable digital non-contact tachometer used to measure rotation speed of motors and other machines. This device is able to display results in RPM or revolution count. This portable device is able to safely measure rotational objects through a non-intrusive method.

5,220 6,000

20 in stock


Main Features

1. Auto range

2. Up to 99999 display; overload diaplay, “OL”

3. RPM measurement and revolution count

4. Max/Min, data hold

5. Singal trigger/laser-on indication

6. Low battery/auto power off indication

7. LCD backlight

Weight 0.1 kg
Dimensions 18 × 6 × 3 cm
Specifications Range Resolution Accuracy
RPM measurement 10.0~9999.9    RPM 0.1 ±(0.04%+2)
10000~99999 RPM 1
Counting measurement 0~99999    count 1 count (<10kHz, pulse width10 ~ 90%) ±1 count
Auto range
Auto power off
Low battery    indication
Laser-on indication
Data hold
Rotating speed/count function switching
Overload indication
LCD backlight
General characteristics
Refresh rate About 1s to 7s (depending on the speed, >120 rpm  for 1s)
Sensor type Photodiodes and laser tubes
Target distance 50mm ~ 200mm
Measuring angle The angle between the laser and the surface being measured is less than 30 °
Display 5-digit segment code; 99999 max display
Drop test 1m
Working temperature and humidity 0 ° C to 50 ° C (no more than 80%RH)
Storage temperature and humidity -20 ° C to + 60 ° C (no more than 80%RH)
Protection rating IP65
Power supply 3 1.5V batteries (AAA)
Battery life Continuous work for 12 hours
Product color Red and grey
Product weight 85g (excluding battery)
Product size 183.8x56x34mm
Standard accessories Batteries, reflective paper
Standard individual packaging Blister, manual



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