Honeywell L91B1050 Proportional Pressuretrol Controller
Description
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.)5 3/4 in. high x 4 1/2 in. wide x 2 3/4 in. deepDimensions (mm)146 mm high x 114 mm wide x 70 mm deepMountingoptional surface mount through back of caseElectrical ConnectionsScrew terminalsOperating Temperature Range (F)32 F to 150 FOperating Temperature Range (C)0 C to 66 CSensor ElementBrass bellowsOperating Range (psi)5 to 150 psi; 225 psi – Maximum SustainedOperating Range (kPa)34 to 1034 kPa; 1151 kPa – Maximum SustainedDifferential Pressure Range (psi)5 to 23 psiDifferential Pressure Range (kPa)35 to 160 kPaSwitch OperationModulatingPipe ConnectionMain or High Pressure–1/4 in. NPT internal threadModulation OutputSingle potentiometer, 140 ohms

