UNI-T UT371/UT372 Non-Contact Tachometer, Laser Tachometer, Infrared Tachometer
# Basic Functions
## Non-Contact (Optical) Measurement
Rotational Speed Measuring Range (RPM)
1-99,999
Frequency (Hz)
1-1,666
Count Measuring Range (Times)
1-99,999
## Contact Measurement
Rotational Speed Measuring Range (RPM)
1-19,999
Frequency (Hz)
1-333
Surface Speed Measuring Range
0.1m wheel: (0.1-1,999m/min) (0.4-6,550ft/min) (4-78,700in/min)
6" wheel: (0.15-1,524m/min) (0.5-5,000ft/min) (6-60,000in/min)
Surface Length Measuring Range
0-99999m / 0-99999ft / 0-99999in
# Resolution
Rotational Speed Resolution (rpm)
0.01(1-99.99) / 0.1(100-999.9) / 1(1000-99,999)
Frequency Resolution (Hz)
0.1
Surface Speed Resolution
0.01(1-99.99) / 0.1(100-999.9) / 1(1000-99,999)
Surface Length Resolution (m)
0.01(1-99.99) / 0.1(100-999.9) / 1(1000-99,999)
# Accuracy
Rotational Speed & Frequency
±(0.02% reading + 1 digit)
# Special Functions
Data Statistics
Max value / Min value / Average value / Last value
Memory Storage
10 groups
Display Screen
FSTN
Bluetooth Wireless Transmission
√
Low Battery Indicator / Auto Power Off / Backlight
√
Screen Flip / Auto Range Switching
√
Operating Temperature & Humidity
0°C~50°C; ≤80%
Storage Temperature
-20°C~60°C
Drop Test
1 meter (main unit)
# General Specifications
Power Supply
3pcs 1.5V AAA batteries
LCD Screen Size
36mm × 49mm
Body Color
Red + Gray
Net Weight
Approx. 181g (main unit, excluding batteries)
Body Dimension
176×63×38mm
Standard Accessories
0.1m & 6in wheels, cone & inner cone measuring tips, 10pcs reflective tapes
Standard Packaging
Hard storage bag, color box, user manual, quick start guide, warranty card
Quantity Per Standard Package
10 units
Standard Package Dimension
395×330×330mm