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it ensures proper flame rectification and millivolt production to hold the safety valve open
Safety Interlock: Prevents the burner from firing until the damper blade has reached the fully open position
utilizing the same 0-10Vdc input logic to deliver the required 0-20V phase cut output
offering a 3 Cv flow factor
Resideo V8043E1145 Valve 321894-709 it ensures proper flame rectificationThe Resideo V8043E1145 Valve is a professional grade 3 4 inch NPT motorized zone valve engineered for high demand hydronic heating systems. Specifically designed for closed loop applications, this 2 way normally closed valve provides precise on off control of hot water flow to individual zones. Featuring a forged brass body, a durable stainless steel stem, and a rubber ball plug, the assembly is built to withstand a maximum static pressure of 125 psi
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