Trane SWT1271 170-180F AUTO Limit Switch 170-180F AUTO Limit Switch

170-180F AUTO Limit Switch

Trane SWT1271 170-180F AUTO Limit Switch 170-180F ***

Hydraulic control systems are equipped with limit switches to help control starting and stopping of the pump, relief valves, and other equipment. The SWT1271 170-180F AUTO Limit Switch is a series of switches designed for use in conjunction with pressure-temperature limits that utilize liquid-filled diaphragm for sensing. ##

Trane SWT1271 170-180F AUTO Limit Switch

180F AUTO Limit Switch

This Trane limit switch has been designed to maintain residential condenser fan motors that are part of a heat pump system. The limit switch is an added safety device that will turn off the motor if the temperature detected by the thermostat exceeds 180°F. It is equipped with dual terminals and a 28 in wire lead and is designed for use with 1/8 in diameter polyolefin tubing. The 170-180F auto limit switch will have a wire lead of 24 in and it is compatible

AUTO Limit Switch

Several electronic strategies are applied for controller protection. Auto Reset function is performed and will ensure that Limit controller will work properly after power interruption. “Auto” feature is composed with two conditions; max and min. When the sensor input value meet the limit of Max or Min temperature, relay contacts were closed, then output relay (limit switch) was changed from OFF to ON state automatically.