XPR Pressure Regulator - The Weathermatic XPR Pressure regulator senses inlet pressure and maintains constant outlet pressure (see PRK-24 in valve accessory section for specifications) Non-potable Alert Solenoid; may be substituted for standard model (specify XS24NP) Chloramine resistant Albino Rhino Diaphragm (Specify - D) Operating Range 200 psi (13,8) bar rating Wiring requires a single lead from the controller to each solenoid, plus a common neutral to all solenoids; type UF wire, U.L. listed, in recommended for all hookups. 24 VAC/60 Hz 24 VAC/50 Hz Inrush: 9.86 VA Inrush: 10.7 VA Holding: 5.69 VA Holding: 7.5 VA Do not use nominal voltage ratings listed above for sizing of valve wire please see wire size chart.