you can calibrate each module’s zero and span so that Dampers A

ensuring seamless retrofitting in existing HVACR systems

ensuring that water and sediment cannot be trapped or foul the seal

60 Hz assembly provides precise linear control for Maxon gas safety shutoff valves

Lennox 74H01 Potential Relay 321142-301 you can calibrate each module’sThe Lennox 74H01 Potential Relay is a mission critical OEM replacement part designed for high torque motor starting applications in residential heating and commercial air conditioning systems. Engineered to manage compressor start up cycles, this potential type motor starting relay features a normally closed (SP N. C.) contact configuration that effectively removes the start capacitor from the circuit once the motor reaches sufficient back