¡El 604GZM-7011 Series is a general purpose gage pressure switch, DPDT with a stainless steel port and diaphragm. It is easily mounted to bulkheads, corrosion resistant and ideal for wet conditions rated to NEMA 4 and IP65. It is constructed with an integral terminal box and switch design and easy set point adjustment. It is also UL certified with high vibration and shock resistance utilizing Dual Snap® disc spring technology. Applications include nonhazardous environments such as: • Power Generation • Rail Car • Fluid Management • Manufacturing Process • Utilities, Water Treatment and Waste • Chemical Refining and Processing • Heavy Vehicles • Safety Systems Environmental Approvals IP65, NEMA 4, NEMA 13, NACE, RoHS Industry Industrial Instrumentation Pressure Switch Environment Non-Hazardous Certification Agency Approvals UL, CE, CRN, CCC Operating Temperature Range -40° to 186 °F Process Connection Fitting Size Female 1/2" NPT Process Connection Material Stainless Steel Housing Enclosure Aluminum Electrical Connection Female 3/4" NPT Electrical Switch Type DPDT Voltage Electrical Rating VAC 0 to 250 VAC, 251 to 480 VAC Amperes Electrical Rating 0.5 to 5 A Fixed or Adjustable Set Point Adjustable Presetting Factory Set, Not Factory Set Tagging Mylar, Stainless Steel Accessories Manifold Increasing Pressure Range 1.4 to 16 PSIG, 10 to 75 PSIG, 20 to 150 PSIG, 50 to 375 PSIG, 330 to 1000 PSIG, 950 to 2300 PSIG, 2100 to 3400 PSIG, 3200 to 5000 PSIG Decreasing Pressure Range 0.4 to 15 PSIG, 16 to 347 PSIG, 1820 to 3120 PSIG, 250 to 920 PSIG, 2720 to 4520 PSIG, 3 to 68 PSIG, 6 to 136 PSIG, 750 to 2100 PSIG Pressure Type Gage Media Oil Based, Non-Oil Based Increasing Pressure Ranges 1.16 – 2.99 PSI, 3 – 180 PSI, 180.01 – 3400 PSI, 3400.01 – 16000 PSI Decreasing Pressure Ranges 0 – 1.15 PSI, 1.16 – 173 PSI, 173.01 – 3180 PSI, 3180.01 – 13500 PSI Maximum System Pressure 500, 3000, 5000 Maximum Proof Pressure 750, 5000, 7500 Process Connection Seal O-Ring Sealed Diaphragm Diaphragm Stainless Steel O-ring Viton