Trumeter | Innovation by Design
Trumeter | Innovation by Design

HT600 Hand Tachometer

Hand Tachometer

5 digit microprocessor based, battery powered hand-held tachometer/counter with data memory.

The 4HT600 has eight measuring ranges and three modes. Mode change is effected by pressing the MODE button. The instrument can be operated in optical or direct contact modes (using adaptor supplied). The power turns off automatically 30 seconds after the last operation to conserve the batteries. Three readings (the last, the maximum and the minimum) are recorded in memory and can be re-displayed at any time after the power has turned off by pressing the MEM button.


  • RPM,speed and distance measurement
  • 5 digit 10mm (0.39in) high contrast LCD display
  • Fixed or floating decimal point
  • Comprehensive set of annunciators indicate mode, range and memorised data
  • Rugged design, fits comfortably in the hand
  • Accurate to ±0.02%
  • Measures rotation speed down to 1 RPM
  • Automatic power-saving shut off with display memory recall
  • Low battery indicator
  • CE approved

The display flashes to indicate an over-range reading or resets to zero for under-range in rate modes.

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5 digit 10mm (0.39in) high contrast LCD, floating decimal

Measurement Ranges

Rotation: 1 – 99,999RPM (contact and non-contact)
Speed: 0.1 – 1,999m/min, 0.3 – 6,500ft/min or 4.0 – 78,000in/min according to measuring wheel
Distance: 0.02 – 999.9 m, 0.01 – 999.9ft or 1.0 – 9,999in according to measuring wheel


±0.02% (±1 digit, 0.02m or 1.0in)

Measurement Time

0.5 sec or one period

Non-contact Measurement Distance

600mm (23.62in) Maximum

Readings in Memory

Last reading, maximum reading of last measurement and minimum reading of last measurement

Power Source

2 x 1.5V Type AA batteries

Auto Power-off

30s after last operation

Operating Temp

0°C to +50°C

Storage Temp

-20°C to +70°C

Packed Dimensions

260 x 207 x 68mm



Ordering Information

4HT600 5 digit microprocessor based, battery powered hand-held tachometer/counter with data memory 4HT600

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