Always verify the secondary voltage of your control transformer before installation to prevent coil burnout

Field-Selectable Logic: Features internal jumpers for direct acting (DA) or reverse acting (RA) modes

organized footprint

this universal HSI control supports both direct flame sense (through the ignitor) and indirect flame sense (via a separate remote sensor) using a simple onboard jumper

For technicians handling retrofits or large-scale upgrades

Belimo B224+LRB24-SR-T Actuator 318820-201 Always verify the secondary voltageThe Belimo B224+LRB24 SR T is a high performance 2 way characterized control valve and actuator assembly designed for precise hydronic flow control in HVAC systems. Featuring a 1" NPT connection and a 19 Cv flow coefficient, this nickel plated brass ball valve utilizes a specialized TEFZEL characterizing disc to maintain an equal percentage flow characteristic, ensuring stable modulating control even at low flow rates. The LRB24 SR T actuator operates