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Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
the M400A-S2-VB automatically scales its travel to fit valves with 3/8" to 2" strokes
making it suitable for 100 psig saturated steam and high-temperature hydronic systems
and 30XV series chillers
while the standardized electronic actuator wiring simplifies retrofits
if set to 50
McDonnell & Miller 94-A Pump Controller Els PW 29614 the M400A-S2-VB automatically scales itsThe McDonnell & Miller 94 A Pump Controller (Part Number 165500) is a heavy duty combination low water cut off and liquid level control engineered specifically for commercial and industrial steam boilers. Rated for a maximum pressure of 250 PSI, this float operated unit provides reliable burner protection and automatic feed pump cycling to maintain consistent water levels regardless of steaming capacity. Unlike standard models, the 94 A features 1 1