Automation Components Inc (ACI) 118553 4" Transmitter 100-Ohm RTD NEMA4X 4-20mA

The Automation Components Inc (ACI) 118553 4" Transmitter 100-Ohm 4-20mA is a temperature-sensing component used to convert RTD resistance signals into a standardized analog output for monitoring and control applications. It is installed in ductwork, piping, or equipment enclosures where accurate temperature measurement is required for system regulation in HVAC systems. It provides data to building automation controllers enabling precise control of heating and cooling processes. The NEMA 4X enclosure allows indoor and outdoor condition, supporting operation in commercial and industrial building installations where monitoring is vital.