The Automation Components Inc (ACI) ARM2 is a versatile analog signal resettable monitor designed to function as a high-precision HVAC signal splitter

No Power Required: As an electromechanical A19 Series temperature control

Field Serviceability: The 360-degree union nut connection allows for easy diaphragm case orientation without breaking pipe connections

using the specific 70/42F defrost Tstat keeps the system within the original engineering parameters

ensuring precise airflow CFM management and optimal system performance

Dwyer Instruments 1831-1-RA-S Pressure Switch 340155-7026 The Automation Components Inc (ACI)The Dwyer Instruments 1831 1 RA S Low Differential Pressure Switch is a critical safety component designed for precise HVAC pressure monitoring and air flow verification. This model operates within a set point range of 2. 5 to 9 inches w. c., making it ideal for high static pressure applications where manual intervention is required following a trip. Built with a silicone diaphragm and a rugged Type 1 enclosure, this switch manages a 10 psi maximum