... 1 standard for applications of high temperature and high pressure. The advanced tri – magnet driven switch is of rational structure with fine ... control, alarm, and cascade failure of open vessel, and high temperature, high pressure process conditions in the fields of petrochemical, power ... /AC, 10A/30V/DC, 0.6A/125V/DC.Switch service life: ≥5 x 105Working temperature: -40°C – 200°C (standard type), ≤540 ...