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Display
Inverting vertical 5 digit LCD
Displayed resolution
Fully auto ranging up to 0,001 digit or ±1 digit fixed
Memory
Last reading held for 1 minute
Low battery indicator
Yes
Auto switch off
After 1 minute
Measurement
- Optical modes
r/min and rps (also Count and Time interval)
- Contact modes
r/min and rps, metres, yards, feet, per min and per sec
- Count modes
total revs, metres, feet, yards
- Time interval in seconds between pulses (reciprocal rate)
- Speed capture feature Maximum, Minimum or Average rate
- Sampling time
0,8 seconds or time between pulses
0,1 seconds auto-selection in Max or Min capture mode
- Linear speed
0,3 to 1 500 metres/min (4 500 ft/min) or equivalent in seconds
Optical Measurement
- Rotational speed range: 3 to 99 999 r/min
- Accuracy: ±0.01% of reading ±1 digit
- Measuring distance: 50 mm to 2 000 mm (1.9 - 78.7 in.)
- Angle of operation: ±80˚
- Laser sensor: 1x built-in class 2 laser
- Remote laser sensor: Optional TMRT 1-56
Contact Measurement
- Rotational speed range: Max. 50 000 rpm for 10 sec
- Accuracy: ±1% of reading ±1 digit
- Contact adaptors: Included with rpm cone & removable metric wheel assembly
Battery: 4 x AAA alkaline type IEC LR03
Operation time: 24 hours continuous use
Additional power source N/A
Product dimensions: 213 x 40 x 39 mm (8.3 x 1.5 x 1.5 in.)
Product weight: 170 g (0.37 lbs)
Operating temperature: 0 to 40 °C (32 to 104 °F)
Storage temperature: –10 to +50 °C (14 to 122 °F)
Relative humidity: 10 to 90% RH non-condensing
IP rating: IP 40
Case dimensions: 260 x 85 x 180 mm (10.3 x 3.4 x 7.0 in.)
Case contents:
1x SKF Tachometer TKRT 20
1x set of contact adaptors TMRT 1-57
4x AAA batteries
1x set of reflective tape
1x printed instructions for use
1x calibration certificate