DT-2856 Digital Photo Contact Tachometer Laser RPM Meter Speedometer for Fan Motor

Applications:
Used to measure rotative velocity, surface speed, frequency of motor. Applicable to the product departments of motor, fan, paper-product, chemical fiber, washing-machine, automobile, airplane, steamer etc.

Feature:
The use of durable, long-lasting components, including a strong, light weight ABS-plastic housing assures elegant shape and ease of use.

Measurement Range:
Laser: 2.5 ~ 99,999 r / min
Contact: 0.5 ~ 19,999 r / min
Resolution:
0.1 r / min (0.5 ~ 999.9 r / min)
1 r / min (Over 1000 r / min)
Accuracy: +-(0.05% n + 1 d)
Sample Thickness: 1.0 s (Over 60 r / min)
Test Range Select: Automation
Memory: Max / Min / Last Value
Time Base: Quartz Crystal
Laser Tach Detecting Distance: 50 ~ 150 mm / 2 ~ 6 inch (Typical), Max. 300 mm / 12 inch
Power Consumption: 90 mA (Testing)
Operating Temperature:0 ~ 50 Degree
Power Supply: 4 x 1.5 V AA size (UM-3) battery
Dimensions: 215 x 74 x 32 mm
Weight: About 200 g
Package includes:
1* Main Unit
1* Carrying Case
1* Operation Manual
1* Reflective tape 350mm