Honeywell L404 Steam PressureTrol
Overview
Provide operating control with automatic limit protection for pressure systems up to 300 psi (2068 kPa).
Features
- Use with steam, air, noncombustible gases, or fluids non-corrosive to pressure sensing element.
- Models have snap-acting switching to open or close a circuit on pressure rise.
- Have adjustable differentials.
- Adjustments are made by screws on top of case.
- Mount using 1/4 inch -18 NPT internal pipe threads or surface mount through base of case.
- Ground screw terminal.
Product Specifications
- Application: Provide control of steam, air, non-combustible gases or non-corrosive fluids
- Dimensions (in.): 4 27/32 in. high x 4 1/2 in. wide x 3 1/4 in. deep
- Dimensions (mm): 123 mm high x 114 mm wide x 83 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: Certified: File No. LR1620, Guide No. 400-E-O
- 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): -35 F to +150 F
- Operating Temperature Range (C): -37 C to +66 C
- Approvals, Swiss RE: Acceptable
- Sensor Element: Stainless Steel diaphragm
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Differential Type: Subtractive - Switch Operation: Auto recycle
- Switching Action: SPDT snap action, make R-W, break R-B on pressure rise
- Pipe Connection: Main or High Pressure--1/4 in. NPT internal thread
Available Models (Pressure Variations):
L404F1060 |
L404F1078 |
L404F1102 |
L404F1094 |
|
Operating Range (psi): 2 to 15 psi; 25 psi - Maximum Sustained Operating Range (kPa): 14 to 103 kPa; 172 kPa - Maximum Sustained Differential Pressure Range (psi): 2 to 6 psi Differential Pressure Range (kPa): 14 to 41 kPa |
Operating Range (psi): 5 to 50 psi; 85 psi - Maximum Sustained Operating Range (kPa): 35 to 345 kPa; 586 kPa - Maximum Sustained Differential Pressure Range (psi): 6 to 14 psi Differential Pressure Range (kPa): 41 to 97 kPa |
Operating Range (psi): 10 to 150 psi; 225 psi - Maximum Sustained Operating Range (kPa): 69 to 1034 kPa; 1151 kPa - Maximum Sustained Differential Pressure Range (psi): 10 to 22 psi Differential Pressure Range (kPa): 60 to 152 kPa |
Operating Range (psi): 20 to 300 psi; 350 psi - Maximum Sustained Operating Range (kPa): 138 to 2068 kPa; 2413 kPa - Maximum Sustained Differential Pressure Range (psi): 20 to 50 psi Differential Pressure Range (kPa): 138 to 345 kPa |
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