United Electric (UE) 24 Series General Service Differential Pressure Switches
United Electric (UE) 24 Series Delta-Pro General Service Differential Pressure Switches
Order Online Request a Quote 		Features
  • NEMA 4 Enclosure, Optional Watertight Conduit Connector
  • Narrow Deadband
  • Repeatability ±1% Span
  • Single SPDT Switch Output
  • External Adjustment
  • Popular Models Available from Lesman Stock
  • See the UE 24 Series Model Selection Guide

UE's Delta-Pro differential pressure switch offers a unique blend of small size, excellent performance, environmental protection, long life mechanics, and an attractive price. The precision snap-acting switch and sensitive diaphragms combine to provide a narrow deadband and one-percent span repeatability. Available with brass or Polysulfone® pressure connections, the Delta-Pro will stand up in the most corrosive applications. A convenient, externally accessible adjustment screw is multi-turn to provide easy set point adjustability. The force-balanced design gives the Delta-Pro excellent vibration resistance.

Supporting Documentation
Click the file icon to view the file online, or right-click on the file icon and select "Save Target As..." to download the file to disk for later viewing.

Type Description Size
Adobe PDF Lesman Catalog Section: Pressure and Temperature Switches 1.6MB
Adobe PDF United Electric Switches Application Datasheet Faxback Form 16K
Adobe PDF United Electric's Guide to Choosing a Mechanical Switch 136K
Adobe PDF United Electric Series 24 General Service Pressure and Differential Pressure Switch Specification Bulletin 326K
Adobe PDF United Electric Series 24 General Service Pressure and Differential Pressure Switch Installation and Maintenance Instructions 175K
Adobe PDF United Electric Series 24 Teflon General Service Pressure and Differential Pressure Switch Installation and Maintenance Instructions 28K

Model Selection Guide

Diaphragm Material Pressure Connection Adjustable Range Typical Deadband Max Working Pressure Proof Pressure Model Number
Differential Pressure Models - 1/4" Female Pressure Connection
Polyurethane (polyether) Polysulfone® 1 to 10 PSID 0.75 PSID 0 to 150 PSI 150 PSI 24-011
4 to 45 PSID 1 PSID 0 to 150 PSI 150 PSI 24-012
Polyurethane (polyether) Brass 1 to 10 PSID 0.75 PSID 0 to 150 PSI 150 PSI 24-013
4 to 45 PSID 1 PSID 0 to 150 PSI 150 PSI 24-014
PFA Teflon®
 DISCONTINUED 		 PFA Teflon® Flaretek® 1 to 10 PSID 0.75 PSID 0 to 100 PSI 100 PSI 24-030
4 to 45 PSID 1 PSID 0 to 100 PSI 100 PSI 24-031
 
Diaphragm Material Pressure Connection Adjustable Range Typical Deadband Over Range Pressure Proof Pressure Model Number
Vacuum and Pressure Models - 1/4" Female Pressure Connection
Polyurethane (polyether) Polysulfone® 30" to 2" Hg Vac 2.5" Hg 150 PSI 150 PSI 24-015
1 to 10 PSI 0.75 PSI 150 PSI 150 PSI 24-016
4 to 45 PSI 1 PSI 150 PSI 150 PSI 24-017
10 to 90 PSI 3 PSI 150 PSI 150 PSI 24-018
Polyurethane (polyether) Brass 30" to 2" Hg Vac 2.5" Hg 150 PSI 150 PSI 24-019
1 to 10 PSI 0.75 PSI 150 PSI 150 PSI 24-020
4 to 45 PSI 1 PSI 150 PSI 150 PSI 24-021
10 to 90 PSI 3 PSI 150 PSI 150 PSI 24-022

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Last Ed. Date: 01/29/2010 11:02 AM

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