461920: Mini Laser Photo Tachometer CounterLaser Light Source used for greater accuracy and longer measuring distance
Extech's 461920 is a tachometer for RPM measurements. Make safe, non-contact RPM measurements (2 to 99,999 RPM) of rotating objects by pointing the integral laser (1.6-ft. target d..
461950: Panel Mount Tachometer
Continuous & accurate readings from 5 to 99,990rpm
The 461950 is a 1/8 DIN Panel Tachometer. Measure rotational motor speed, moving fans, pumps, gears, propeller devices. Choice of 2 sensor pickup types: Proximity sensor-0.1 in. (3 mm) target distance, range up ..
Quickly measure RPM, surface speed and length with one tool. Use the contact wheel for up close readings or laser mode for safer, non-contact measurements up to 0.5m (1.6ft) away.
Large 5 digit backlit LCD display
Microprocessor based with quartz crystal oscillator to maintain high accuracy