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or visible scorching on the coil housing due to electrical surges
this LF7RU2-2 model effectively blocks the reverse flow of polluted water caused by backsiphonage or backpressure
Is the DIN connector included
A 3-flash LED signal typically indicates a pressure switch stuck open
The current sensing portion is self-powered via induction from the monitored line
Carrier 00PPG000003100A Flow Switch 30067439-890 or visible scorching on theThe Carrier 00PPG000003100A Flow Switch is a critical safety component engineered for liquid flow monitoring in commercial chillers and hydronic systems. This paddle style sensor is designed for high reliability detection of flow loss to prevent evaporator freeze ups and compressor damage. Operating as a SPDT flow switch, this factory authorized part ensures precise integration with Carrier and Bryant control boards, eliminating the nuisance tripping