• Controllers, Manual Reset, 10 psi to 150 psi (Honeywell)
Provide operating control, automatic or manual reset limit protection for pressure systems up to 300 psi (2068 kPa).
• Use with steam, air, noncombustible gases, or other fluids non-corrosive to pressure sensing element.
• L404F has snap-acting switching.
• Adjustments are made by screws on top of case.
• Mount using 1/4 in. NPT female threads or surface mount through base of case.
• Controllers, Manual Reset, 10 psi to 150 psi
Application Provide control of steam, air, non-combustible gases or non-corrosive fluids
Operating Range (psi) 10 to 150 psi
Operating Range (kPa) 69 to 1034 kPa
Mounting 1/4 in. NPT internal thread or surface mount through back of case
Switch Operation Manual Reset
Switching Action SPST break on pressure rise
Sensor Element Stainless Steel diaphragm
Pipe Connections, Main or High Pressure 1/4 in. NPT internal thread
Dimensions (in.) 4 31/32 in. high x 4 1/2 in. wide x 2 3/4 in. deep
Dimensions (mm) 126 mm high x 114 mm wide x 70 mm deep
Switch Contact Ratings (120 Vac) 8.0 AFL, 48.0 ALR, 10.0 A resistive
Switch Contact Ratings (120 Vdc) 2.4 AFL, 24.0 ALR, 5.0 A resistive
Switch Contact Ratings (240 Vac) 5.1 AFL, 30.6 ALR, 5.0 A resistive
Switch Contact Ratings (240 Vdc) 1.2 AFL, 12.0 ALR, 2.0 A resistive
Maximum Sustained Operating Pressure (psi) 225 psi
Maximum Sustained Operating Pressure (kPa) 1551 kPa
Differential Type Subtractive
Temperature Range (F) -35 F to +150 F
Temperature Range (C) -37 C to +66 C
Electrical Connections Screw terminals
Approvals, Underwriters Laboratories Inc Listed: File No. MP466, Guide No. MBPR
Approvals, Canadian Standards Association Certified: File No. LR1620, Guide No. 400-E-O
Approvals, Industrial Risk Insurers Acceptable
• Part Numbers: