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A2103 Combination Contact / Non-Contact Hand-held Tachometer

Made in UK
A2103 Hand-Held Combination Contact / Non-Contact Tachometer
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The A2103 tachometers are fully featured including 5 digit LCD inverting display with legends for all functions and measurement parameters, selectable ranges for revs, metres, feet, yards per minute or per second. With additional features including maximum, average and minimum reading capture, last reading hold, count revs or length & time modes.

A2103/LSR/001 - Multi function Optical/Contact Counter, Timer & Speed Sensor with signal output facilities.
This model is a very versatile dual purpose instrument, operating both as a multirange Optical or Contact Tachometer, Counter, Timer or a self powered remote Optical Sensor for machine monitoring requirements.
A TTL type pulse output facility and camera tripod mounting bush are standard features, designed for both hand held and fixed situations for monitoring continuous and occasional speed of machines.

Signal Output features - Model A2103/LSR/001
Pulse Output facility - 5v Pulse output. Output via socket on rear of housing, supplied with 2 metre BNC output cable.
This model has these additional features
- Pulse output facility
- Tripod bush
- Signal output cable - 2 metres free ends
- Remote on/off via cable


Speed range3 to 99,999 rpm and rps
Resolutionmax. 0.01 (auto)
Accuracy0.02% ± 1 digit
Update0.8 sec
Capturemode 0.1 sec
Count0-99999 units
Time interval0-99999 secs (autoranging)
MemoryHolds last reading 1 minute
On target ind.Yes
Low Battery ind.Yes
Power4x AAA batteries
Contact AdapterSupplied
Capture Mode
Maximum speedCaptures max speed
Minimum speedCaptures min. speeds
Fast Timebase0.1 seconds in Capture mode
AverageAverages over last 8 readings
Optical Model A2103
Optical Range50 - 1000 mm
Optical angle± 45°
Light5v minilamp
Laser Model A2103/LSR
Optical Range50 - 2000 mm
Optical angle± 80°
Laser ClassClass II


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Item Description Price
Combination Contact / Non-Contact Hand-held Tachometer
NIST Traceable Calibration Certificate
Reflective Tape, 1x7 Inch Strip - TAPE
Reflective Tab Sheet, 35 1/2" x 1/2" Squares - TAB
Replacement/Spare contact Adaptor 0.1 m circumference wheel
Output Cable for A2103/LSR/001, 4-Pin DIN to BNC, 2 meter length
In stock
1 Week Lead Time (Estimated)
2-3 Week Lead Time (Estimated)
Lead Time Varies, Please contact us for availability.