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repeatable timing cycles and polarity-insensitive flame sensing
When paired with an external occupancy sensor
eliminating field fabrication
Can the receiver be mounted outdoors
the specific 450/240 PSI setpoints are crucial for the safety logic of Lennox controllers
Resideo HPSR101 Relay 321702-401 repeatable timing cycles and polarity-insensitiveThe Resideo HPSR101 Relay is a heavy duty single zone switching relay designed for demanding hydronic heating applications and general purpose cooling systems. Engineered to replace standard single pole relays, this unit features a 120V input and high performance DPDT switching capabilities. It provides reliable control for circulator pumps, boiler burners, and indirect water heaters by effectively bridging the gap between low voltage thermostats and
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