L4079B1033/U Pressuretrol Limit Controllers, Manual Reset, 2 psi to 15 psi
High pressure limit switches.
- 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.
- 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 Rating: 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): 2 to 15 psi; 25 psi - Maximum Sustained
- Operating Range (kPa): 14 to 103 kPa; 172 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