Benetech GM8905 Tachometer

A tachometer is an instrument measuring the rotation speed of a shaft or disk, as in a motor or other machine. The device usually displays the revolutions per minute (RPM) on a calibrated analog dial, but digital displays are increasingly common.

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Main Features
•
 Hold the maximum value, minimum value, average value, and the last measured value.
• Fully display operation instruction and unit symbol, which is concise and explicit wide measuring range and high resolution
• Battery low power indication, LCD backlight display, and auto shutdown.
• Adopt the latest microprocessor technology and laser technology which enables the instrument to be more intelligent and reliable.
• Oversized screen LCD Display with clear indication.
•
 Solid and dedicated structure. The entire machine adopts durable and optimized electronic elements.
Technical Specifications
LCD Display 5 digit large-screen LCD display with word height of 18mm
Unit rpm
Range 2.5-99999rpm
Resolution Ratio 0.1rpm(2.5-999.9rpm) , 1rpm(1000-99999rpm)
Basic Precision ±(0.1%n+5d)rpm;(2.5-999.9rpm)
±(1%n+5d)rpm;(1000-99999rpm)
Laser power Class ii 2-5mw
Sampling Ratio Once/second
Measurement Distance 50-500 mm
Time Base Quartz Crystal
Automatic Shutdown The instrument will shut down after 60 seconds without any pressing
Operation Environment 0ºC~50ºC; (32ºF to 122ºF);10%-90% R.H
Storage Environment -10ºC to 80ºC; (-14ºF to 176ºF) ;10%-75% R.H.
Power Supply 2×1.5V AAA Battery
Dimensions 55.7×29.9x127mm
Weight 106gms

Equipped with 3 bars of Silver Reflection Tag (200mm*12mm)

 

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