Tachometers

Tach-4A
The innovative non-contact Tach-4A is the first portable optical instrument to combine a high accuracy, wide range Tachometer, multi-function Totalizer/Counter and a Timer (Stopwatch).

Accuracy: + 0.0001 RPM
Range: 5 to 500,000 RPM
Memory: Maximum, minimum, last measurement

Tach-4A is menu programmable from a six button membrane keypad. A unique scaling feature allows Tach-4A to function from one or multiple pulses per revolution as a tachometer, ratemeter and totalizer/counter displaying data in engineering units.

The optional 0-5V TTL compatible Pulse Output (PO) is supplied with a cable for BNC interface to vibration data collection or other equipment. Tach4A is available with a remote sensing capability. Monarch offers a full line of remote sensors including optical, infrared, magnetic or laser.