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DT - 2236B 2 in 1 Contact Photoelectric Tachometer RPM Meter Speed Tester  -  BLACK


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DT - 2236B 2 in 1 Contact Photoelectric Tachometer

This digital tachometer is a high-quality instrument using non-contact ( photo ) and contact method to measure the rotational speed ( RPM ) and surface speed with wide measuring range and high resolution.This tachometer is very easy to use by applying a reflective mark ( included in the package ) on the target object, then aim at the mark by Laser beam. It has a wide range of applications include measuring rotating speed of motors, model cars, wheels, lathe for metal or wood cutting work etc..

Main Features:
● Photo / contact tachometer
● Liquid crystal display with function annunciation
● It has wide range of applications measuring rotating speed on machine, motors, model cars, wheels, lathe for metal or wood cutting work

Test range: 2.5 to 99999RPM ( r/min )
Resolution: 0.1RPM ( 2.5 to 999.9RPM ), 1RPM ( over 1000RPM )
Accuracy: 0.05percent + 1 digit
Sampling time: 0.8s ( over 60RPM )
Test range select: automatic
Memory: maximum value, minimum value, last value
Time base: quartz crystal
Circuit: exclusive one-chip of microcomputer LSI circuit
Battery: 4 x 1.5V AAA ( not included )
Model DT-2236B
Material Plastic
Type Measuring instruments
Specification parameter
Primary functions Rotational / Surface Speed Test
Scope of application Agricultural,Education,Home appliance,Industrial
Weight and Size
Product weight 0.174 kg
Package weight 0.470 kg
Product size 19.00 x 7.20 x 3.70 cm / 7.48 x 2.83 x 1.46 inches
Package size 26.00 x 12.50 x 8.00 cm / 10.24 x 4.92 x 3.15 inches
Package Contents
Package Contents 1 x Tachometer, 4 x Speed Measurement Fitting, 2 x Reflection Tape, 1 x English Manual



Product Safety Disclaimer:
We do not accept any responsibility or liability for misuse of this or any other product. All our products are extensively tested to comply with rigorous and strict QC standards. For certain products (e.g. toys, knives, etc.), we recommend proper supervision as we cannot be held liable for misuse or accidents.
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