Littelfuse 202 Monitor 321702-401 and optional solenoid valve in

and optional solenoid valve in boiler

it is about maintaining the specific air delivery curves required by the heat exchanger to prevent limit trips

Consistent Modulation: Direct acting logic opens the valve on pressure increase to maintain optimal head pressure

10 seconds of ignition

the Lennox 17F50 comes with the required mounting gasket to ensure a gas-tight and water-tight seal against the vestibule

Littelfuse 202 Monitor 321702-401 and optional solenoid valve inThe Littelfuse 202 3 Phase Voltage Monitor is a microcontroller based protection relay designed for high performance motor safeguarding in industrial and HVACR environments. Operating within a 190480 VAC range at 50 60 Hz, this unit provides continuous analysis of incoming line conditions to mitigate damage from phase loss, phase reversal, voltage unbalance, and over under voltage fluctuations. For technicians managing 3 phase motor protection, the