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Honeywell L4079 Manual Reset High Steam Pressure Switches

Honeywell L4079 Manual Reset High Steam Pressure Switches

  • $150.00


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
Approvals, Canadian Standards Association:  File No. LR95329, Certificate No. 1720340
Electrical Connections: Screw terminals
Contact Ratings: 120 Vac Switch Contact-- 8.0 AFL, 48.0 ALR, 10.0 A resistive; 240 Vac Switch Contact-- 5.1 AFL, 30.6 ALR, 5.0 A resistive
Operating Temperature Range (F): 150 F - Maximum Ambient
Operating Temperature Range (C): 66 C - Maximum Ambient
Approvals, Swiss RE: Acceptable
Sensor Element: Stainless Steel diaphragm

Switch Operation: Manual Reset
Switching Action: SPST break on pressure rise
Pipe Connection: Main or High Pressure--1/4 in. NPT internal thread

Available Models (Pressure Variations):

 L4079B1033

L4079B1041

L4079B1058

L4079B1066

Operating Range (psi): 2 to 15 psi; 25 psi - Maximum Sustained

Operating Range (kPa): 14 to 103 kPa; 172 kPa - Maximum Sustained

Operating Range (psi): 10 to 150 psi; 225 psi - Maximum Sustained

Operating Range (kPa): 70 to 1035 kPa; 1151 kPa - Maximum Sustained

 

Operating Range (psi): 5 to 50 psi; 85 psi - Maximum Sustained

Operating Range (kPa): 35 to 350 kPa; 586 kPa - Maximum Sustained

 

Operating Range (psi): 20 to 300 psi; 350 psi - Maximum Sustained

Operating Range (kPa): 140 to 2070 kPa; 2413 kPa - Maximum Sustained

 

Resources:


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