Hand-Held Tachometers


The new ET-2109 explosion-proof tachometer is certified EEx ia IIC T4 – ATEX II 2 G to allow for use in a wide range of hazardous environments including petrochemical, Gas & volatile materials processing industries.

The ET-2109LSR is not certified for use in Mines.

Measuring Range
3.0 – 99,999 rpm
0.3 – 1,500.0 Meters or Yards/min

Complete Kit
The ET-2109 is supplied as a complete kit with the tachometer, reflective tape, contact adapter, calibration certificate, instruction manual, 4xAAA batteries all in a hard plastic carrying case.

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  • Certified for use in Hazzardous Areas (EEx ia IIC T4 - ATEX II 2 G rating).
  • Digital LCD display with 180° inversion capability.
  • Includes factory calibration certificate.
  • Memory holds last reading for 1 minute.


Resolution .001 rpm
Accuracy 0.02% of reading ±digit
Optical Sensing Range 2 - 80" / 50 - 2000mm
Laser Type 635nm with power less that 1mW (class II)
Count 0-99999 revs or length in linear
Display Update Rate 0.8 seconds/update (0.1 sec for Max Value capture)
On Target Indicator Yes
Housing Material High Flow ABS - Metalised
Warranty 1 Year

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