Functional Devices RIB2401B Relay ensuring long-term alignment and performance

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

Can I use a manual reset switch instead of this auto-limit

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

The Robertshaw 620-406 is a heavy-duty 208-240V to 24V HVAC transformer engineered for reliable step-down power in demanding light commercial and residential control circuits

Key Benefits for Technicians: ASME Section IV Certified: Ensures compliance with local building codes and safety standards for hot water heating boilers

Functional Devices RIB2401B Relay ensuring long-term alignment and performanceThe 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