... gauge, film/coating thickness gauge, digital hygrothermograph, high voltage megohmmeter, ground resistance tester, electric leakage switch tester,gas detector.2.Specification ModalTL63Ameasuring ... (LO)displacement: 10Hz~1KHz (LO)LCD display3 and a half digital displayvibration acquisitionpiezoelectric ceramic accelerometer ( shear type )service environment0~40°Cload10K ...