Functional Devices RIB2401B Relay The 11-inch depth is critical

The 11-inch depth is critical for proper positioning in the plenum

ensuring long-term alignment and performance for single temperature pneumatic thermostats

or a failing blower motor before replacing the component

It is factory-set to discharge at a 150 PSI pressure rating or a maximum temperature of 210 degrees Fahrenheit

How do I ensure the diaphragm is seated correctly during installation

Functional Devices RIB2401B Relay The 11-inch depth is criticalThe Functional Devices RIB2401B is a true workhorse for HVACR technicians, designed as a robust 20 Amp SPDT enclosed power relay for building automation and lighting control systems. This pilot controlled device features a dual coil arrangement capable of accepting 24VAC or 24DC input, providing maximum flexibility when interfacing with digital controllers or low voltage thermostats. The 120V secondary side is rated for high inductive loads, making it