... , 0~0.4 , 0~0.6 , 0~1.00 , 0~1.60~2.5 , 0~4.00 , 0~6. ... ,-0.1~0 , -0.1~0.15 , -0.1~0.3 -0.1~0.5, -0.1~0.9 ,-0.1~1.5 , -0.1~2 ... less than or equal to 80%(3) work vibrations frequency is less than or equal to 25 Hz amplitude, ... is less than or equal to 1 mm medium vibration, frequency is less than or equal to 3 Hz ... to + - 30%.(4) instrument must be installed vertically. Vacuum pressure gauge