Digital hand held tachometer
TAC3 series DWYER

The Series TAC3 Pocket Tachometer measures and displays rotational speed of saw blades, grinders, engines, motors, and conveyor belts. The unique ergonomic design provides direct line-of-sight viewing of display and target. Easy-to-read 5-digit alphanumeric dual LCD also displays on-target, continuous measurement, laser and low batter indication. Measurements of up to 999,999 can be viewed with the onscreen multiplier.
The Model TAC3 is a 32 function tachometer/ratemeter, totalizer/counter, and timer. It is programmable to read in English or Metric units. An input socket accepts remote sensing devices and an output socket allows for pulse output to external indicating devices. The Model TAC3 can be tripod mounted and "Locked-On" for accurate and continuous operation. This tachometer also stores minimum, maximum, and last measurement in memory.
Model TAC3K Kit comes with tachometer, plastic case, remote contact assembly, concave and convex contact tips, 3.9 in. (10 cm) circumference contact wheel, NIST certification, and 5 ft (1.5 m) of reflective tape. Optional TAC3-91 Remote Optical Sensor allows this unit to measure rps, rpm, or rph in hard to reach locations.