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the D4120W duct detector includes a pivoting housing that adjusts to both square and rectangular footprints
necessary O-rings
With a standard 1/4 inch NPT connection
it supports a maximum working pressure of 10
use of non-compatible cleaners that degrade the composite material
Maxitrol M511B-3/4 Valve Els PW 29614 the D4120W duct detector includesThe Maxitrol M511B 3 4 is an industrial grade modulating gas valve specifically engineered for direct fired burners operating under negative pressure. Maintaining a 1 2 PSI maximum inlet pressure, this 3 4" NPT valve is the essential direct replacement for Maxitrol M511 3 4 units. Unlike standard regulators, it utilizes a voice coil actuator to provide instantaneous response to signal changes from Maxitrol Selectra Series 14 and Series 44 electronic
