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the E7-20-05 is the designated replacement for the legacy HKN-0731-4 and HKN-E7-20-05 series
it maintains the integrity of the flue gas sensing circuit
Which steam trap models are compatible with this mechanism
With integrated 9-inch color-coded lead wires
Enhanced Monitoring: Features a clear LED digital readout for immediate verification of sensed temperatures
Honeywell Q7800A1005 Wiring Subbase 322056-301 the E7-20-05 is the designatedThe Honeywell Q7800A1005 Universal Wiring Subbase is an OEM panel mounted wiring subbase engineered for use with compatible Honeywell flame safeguard controls and burner management systems. Featuring a 22 terminal configuration, this universal subbase provides secure field wiring connections for flame safeguard modules, ignition controls, combustion equipment, and associated safety circuits. Designed for dependable operation in demanding commercial