Water Level Controllers
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Water Level Controllers products

BMS Connected - Cooling Tower Rods

Model 2SPF01R-ROD - Simplex Fill With Common Relay

The 2SPF01R-ROD Checkpoint SmartProbe sensor is used in clean water applications and has set points for Fill On and Fill Off. The sensor provides a Simplex Fill function using a common relay contact input and independent switch output. The VDC applied to the common relay contact will be applied to the switch output when that switch is active. The sensor uses a differential between the Fill On and the Fill Off probes to determine when the Fill function is needed. This hysteresis allows for the control over On and Off functions using a single switch output. The 2SPF01R-ROD sensor requires a 24VDC power source as supplied from a BMS/BAS or PLC.