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What does a red light on the module indicate
delivers a reliable 4
this globe-style valve utilizes a modulating plug to maintain a linear flow relationship
Can this module be used with remote flame sensing
Watts 0383484 Valve Refrigerant What does a red lightThe Watts 0383484 (Series 740) is a high capacity boiler pressure relief valve engineered specifically for commercial and industrial hot water space heating applications. Featuring a 1 1 4 inch NPT female inlet and an expanded 1 1 2 inch NPT female outlet, this ASME Section IV certified valve is designed to handle a massive discharge capacity of 4,285,000 BTU hr at a 75 PSI set pressure. Its iron body construction and stainless steel spring ensure
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