L4079B1058 Honeywell Pressuretrol Controller

Overview High pressure limit switches. Features Stainless steel diaphragm for use with steam, air, noncombustible gases and fluids non-corrosive to stainless steel. L4079W is for Oil Applications. Micro Switch™ snap-acting switches open automatically on pressure rise; must be manually reset. Mount using 1/4 in. NPT female fitting on diaphragm assembly or surface mount through back of case. Product Specifications Application Provide limit control of steam, air, non-combustible gases or non-corrosive fluids Dimensions (in.) 5 in. high x 4 1/2 in. wide x 3 1/2 in. deep. Dimensions (mm) 127 mm high x 114 mm wide x 89 mm deep. Mounting 1/4 in. NPT internal thread or surface mount through back of case Approvals, Underwriters Laboratories Inc. Listed: File No. MP466, Guide No. MBPR Electrical Connections Screw terminals Temperature Ratings (C) 66 C – Maximum Ambient Temperature Ratings (F) 150 F – Maximum Ambient Contact Ratings 120 Vac Switch Contact– 9.8 AFL, 58.8 ALR; 240 Vac Switch Contact– 4.9 AFL, 29.4 ALR Approvals, Swiss RE Acceptable Sensor Element Stainless Steel diaphragm Operating Range (psi) 5 to 50 psi; 85 psi – Maximum Sustained Operating Range (kPa) 35 to 350 kPa; 586 kPa – Maximum Sustained Switch Operation Manual Reset Switching Action SPST break on pressure rise Pipe Connection Main or High Pressure–1/4 in. NPT internal thread Additional Information: Click Here