VIBRATION METER
GM63A
Features
§  Simple to use, the structure is compact, portable for carrying along with measurement.
§  Visually display measurement value and state.
§  Acceleration, velocity and displacement measurement.
§  Different vibration frequency selection.
§  High sensitivity probe for accurate measurement Provides long and short probe head, each one is suitable for different situation measurement.
§  Equipped with AC signal output interface.
§  Low power indication.
§  Auto power-off.
§  LCD backlight.
Specifications
Technical parameter	Technical specification
Vibration pickup	Piezoelectric ceramic accelerometer (shear-type)
Measurement range of acceleration	0.1 ~ 199.9 m/s² peak
Measurement range of velocity	0.1 ~ 199.9 mm/s rms
Measurement range of displacement	0.001 ~ 1.999 mm p-p Velocity and displacement range is limited by acceleration 199.9 m/s²
Measurement accuracy	+/-5% +/-2digits
Measurement frequency range of acceleration	10Hz ~ 1KHz (LO)  1KHz ~ 15KHz (HI)
Measurement frequency range of velocity	10Hz ~ 1KHz (LO)
Measurement frequency range of displacement	10Hz ~ 1KHz (LO)
Displays update cycle	1 second
LCD display	3 1/2 digits display
Single output	AC output 2V peak (display full scale) Load impedance 10KΩ or more earphones can be connected
Power supply	9V Alkaline battery
Static current	≤ 20 µA
Operating current	≤ 25 mA
Battery life	20 hours continuous use
Auto power-off	Turns off automatically in 60 seconds
LCD backlight	7 seconds
Operating temperature range	0 ~ 40°C
Operating humidity range	30 ~ 90% RH
Low battery indication	6.9V +/-0.2V
Dimensions	67 x 30 x 183 mm
Weight	182 g (including battery)