Trane HTR13684 Heater Assembly 30067439-890 What is the purpose of

What is the purpose of the auxiliary contacts on the CTR3018

Can I use this as an inlet sensor

automatically adjusting the bypass air to maintain a consistent static pressure setpoint

Durable Construction: Engineered to handle the rigorous duty cycles of industrial preheater systems without premature failure

Trane HTR13684 Heater Assembly 30067439-890 What is the purpose ofThe Trane HTR13684 Heater Assembly is a critical 230V electric heater kit designed for field installation in compatible Trane and American Standard air handlers and packaged rooftop units. This OEM heater assembly provides reliable supplemental heat or primary heating in electric only configurations, operating on 230V single phase power. As a veteran preferred part, the HTR13684 ensures exact physical fitment within the vestibule, utilizing standard