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The MP-451 is a 120V line-voltage unit
motor connections may vary
or an aging pilot burner that can no longer maintain a stable flame
Serviceability: Features a top-entry
Automation Components Inc (ACI) A/ENT Controller 318172-701 The MP-451 is a 120VThe Automation Components Inc (ACI) A ENT is a high precision enthalpy controller engineered to optimize HVAC efficiency by monitoring ambient temperature and humidity. Primarily designed for economizer control and original equipment manufacturers (OEMs), this unit effectively converts capacitive humidity sensor data into a linear 2 wire, 4 to 20 mA output. With a measurement scale spanning 0 to 50 BTUs, the device provides critical input for systems
