... switch, widely usedThe one with solid cast aluminum housingHigh mechanical strengthResistant to oil, water & pressureEasy to maintenance Easy ... long Specification:Operating speed : 0.5mm to 50cm / sec Frequency mechanical movement: 120 beats / min, electrical: 30 beats / min Contact ... Vibration 10-55HZ, 1.5mm double amplitude The impact of mechanical durability: 1, 000m / Sec 2 (about 100G 'S ...