The ARX120-3 is designed specifically for on/off or floating point control

How do I confirm if my Carrier furnace requires the HD46MQ135

Key Benefits ASME Section IV Certified: Specifically engineered and National Board rated for 15 PSI low-pressure steam heating applications

This unit features standard sweat (ODF) connections with a 7/8" suction line and a 1/2" discharge line

-10 to 124 Degree and 110 to 244 Degree Two Sided Dial

Fireye EP390 Module 326058-758 The ARX120-3 is designed specificallyThe Fireye EP390 is a specialized Flame Monitor programmer module engineered for use with the E110 Flame Monitor chassis. This non modulating programmer is designed for commercial and industrial burner applications where precise timing and sequence control are critical. The Fireye EP390 timing sequence features a fixed 90 second purge interval, ensuring thorough combustion chamber ventilation before ignition. It provides a 5 second 10 second trial for