Honeywell Manual Reset Pressuretrol® Limit Controller, 2 psi to 15
psi.
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
ApplicationProvide limit control of steam, air, non-combustible gases or non-corrosive fluidsDimensions (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.Mounting1/4 in. NPT internal thread or surface mount through back of caseApprovals, Underwriters Laboratories Inc.Listed: File No. MP466, Guide No. MBPRElectrical ConnectionsScrew terminalsTemperature Ratings (C)66 C - Maximum AmbientTemperature Ratings (F)150 F - Maximum AmbientContact Ratings120 Vac Switch Contact-- 9.8 AFL, 58.8 ALR; 240 Vac Switch Contact-- 4.9 AFL, 29.4 ALRApprovals, Swiss REAcceptableSensor ElementStainless Steel diaphragmOperating Range (psi)2 to 15 psi; 25 psi - Maximum SustainedOperating Range (kPa)14 to 103 kPa; 172 kPa - Maximum SustainedSwitch OperationManual ResetSwitching ActionSPST break on pressure risePipe ConnectionMain or High Pressure--1/4 in. NPT internal thread