and EV250B valve series

Durable Construction: Built to withstand the thermal cycling inherent in heavy-duty HVACR motor control applications

The unit features a 5/8" x 3/4" orifice and a black adjustment spring calibrated for a 6–9" water column (W

The durable construction helps prevent signal loss and mechanical failure in high-vibration environments

or specific diagnostic LED codes indicating the switch is stuck open or closed during the start-up cycle

KMC Controls XEC-3004 Transducer 320788-702 and EV250B valve seriesThe KMC Controls XEC 3004 is a professional grade E I P transducer engineered for precision in building automation and HVAC pneumatic control. This high performance interface converts analog voltage (E) or current (I) signals into a proportional 3 15 psi linear pneumatic (P) output, essential for the accurate positioning of damper and valve actuators. Designed for maximum field flexibility, it accepts multiple input ranges including 1 5 VDC, 2 10 VDC,