The S1 switch is fixed at 11 degrees for end-stop verification

Precise Staging: Integrated sequencers allow for controlled heating stages

They are functionally identical units used for standard field testing applications

Built with a rugged brass body and NBR (Nitrile) seals

Precision Air-Fuel Mixing: Precisely calibrated ports ensure the correct stoichiometric ratio for reliable ignition and stable flame patterns

Belimo IND-PR01 Linkage Freon The S1 switch is fixedFor contractors managing critical HVACR systems, the Belimo IND PR01 linkage is an indispensable component engineered for precise control and reliable operation. This robust retrofit valve linkage is specifically designed for seamless integration with 4 inch to 6 inch Belimo HD HDU series 2 way butterfly valves, ensuring optimal performance in demanding commercial and industrial environments. It establishes a secure and efficient connection, being