Overview Modulating pressure operating control for regulation of liquid or air and other non-corrosive gases. Features Use with steam, air, noncombustible gases, or other fluids non-corrosive to the brass or phos-bronze (300 psi models) bellows. Do NOT use with combustible mediums or any medium chemically harmful to phos-bronze bellows (10-300 psi models) or brass bellows (all other pressure range models). Product Specifications ApplicationModulating pressure control for regulation of liquid, air, or other non-corrosive gases.Dimensions (in.) 6 1/16 in. high x 4 1/2 in. wide x 2 3/4 in. deepDimensions (mm) 154 mm high x 114 mm wide x 70 mm deepMounting1/4 in BSP-TR thread MountingElectrical ConnectionsScrew terminalsOperating Temperature Range (F)32 F to 150 FOperating Temperature Range (C)0 C to 66 CSensor ElementPhos-bronze bellowsOperating Range (psi) 10 to 300 psi; 325 psi - Maximum SustainedOperating Range (kPa) 0 - 2 MPa; 2241 kPa - Maximum SustainedDifferential Pressure Range (psi) 28 to 110 psiDifferential Pressure Range (kPa) 193 to 758 kPaSwitch OperationModulatingPipe ConnectionMain or High Pressure--1/4 in. NPT internal threadModulation Output Single potentiometer, 140 ohms