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For automatic changeover applications
This HVAC control valve is a reliable solution for building automation systems requiring consistent modulation and a tight ANSI Class IV close-off of up to 200 PSI
As a low-flow duct smoke detector component
which is standard for most Nordyne and Miller furnace blower applications
Key Benefits Integrated Time Delay Relay (TDR): Automates blower off-delay to maximize sensible heat recovery and system efficiency
McDonnell & Miller FS7-4E Switch Refrigerant For automatic changeover applicationsThe McDonnell & Miller FS7 4E (Part Number 120100) is a heavy duty industrial liquid flow switch designed specifically for hazardous environments. Featuring a NEMA 7 and 9 explosion proof enclosure, this unit is rated for Class I, Groups C and D, and Class II, Groups E, F, and G, ensuring safe operation in volatile atmospheres. The 1 1 4" NPT brass body utilizes a sealed tube construction and a magnetic switching mechanism to provide reliable SPDT
