Vibration Meter + Laser/Contact Tachometer
The Extech 461880 is a combination Vibration Meter and Laser Tachometer that measures acceleration, velocity, displacement plus contact/non-contact RPM, and linear surface speed. It features a remote sensor with a magnetic adapter on 99 cm (39 in) cable, 10 Hz to 1 kHz frequency range, RMS or peak value modes, and manual/auto store of up to 1000 readings. The tachometer also inlcudes a laser for non-contact measurements of up to 1.5 m (4.9 ft), plus store/recall of last/min/max readings. Characters on the display reverse direction depending on contact, photo, or vibration mode. Meter comes complete with remote vibration sensor, magnetic mount, wheels for linear surface speed, reflective tape, 4 AA batteries, software with cable, and a hard carrying case.