SKF TKRT 20 Multi–functional digital tachometer (3 to 99 999 r/ min)

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 intervalin seconds between pulses (reciprocal rate)

- Speed capture featureMaximum, 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 sourceN/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

Datasheet 

Manual