As an industry expert, trust the reliable performance of the HONEYWELL PA404A1033 PRESSURETROL/STEAM .5-9 PSI. With its precise pressure regulation, rest assured your steam system is running efficiently. Experience increased productivity and cost savings with this essential equipment.

Specifications:

Additional Specifications:

Application: Safety control for steam heating boilers
Pressure Ratings (Set Point): Recommended minimum set point is differential setting plus 1 1/2 psi.
Pressure Sensing Element: Stainless Steel diaphragm
Switching Action: Makes at set point on pressure fall; Breaks at set point plus differential on pressure rise
Switch Type: SPST snap-acting switch
Pipe Connections: 1/4 in. female pipe threads
Pressure Surge (max. psi): 50 psi
Pressure Surge (max. kPa): 345 kPa
Adjustable Scale Range (psi): 0.5 psi to 9 psi
Adjustable Scale Range (kPa): 3 kPA to 62 kPa
Adjustable Operating Pressure Range (psi): 0.5 psi to 9.0 psi
Adjustable Operating Pressure Range (kPa): 3 kPa to 62 kPa
Maximum Operating Pressure (psi): 20 psi
Maximum Operating Pressure (kPa): 137 kPa
Differential Pressure Range (psi): Additive: 1 psi to 5 psi
Differential Pressure Range (kPa): Additive: 7 kPa to 35 kPa
Electrical Ratings: 0.25 A @ 0.25 to 12 Vdc
Electrical Ratings (120 Vac, Full Load): 8.0 A
Electrical Ratings (120 Vac, Locked Rotor): 48.0 A
Electrical Ratings (120 Vac, Resistive): 8.3 A
Electrical Ratings (240 Vac, Full Load): 5.1 A
Electrical Ratings (240 Vac, Locked Rotor): 30.6 A
Electrical Ratings (240 Vac, Resistive): 8.3 A
Electrical Ratings (277 Vac, Resistive): 7.2 A
Electrical Ratings (Pilot Duty): 150 VA @ 277 Vac
Materials (Case): Gray enamel finish
Maximum Ambient Temperature (F): 150 F
Maximum Ambient Temperature (C): 66 C
Operating Humidity Range (% RH): 95% RH, non-condensing
Dimensions (in.): 4 15/32 in. high x 3 3/8 in. wide x 2 1/4 in. deep
Dimensions (mm): 114 mm high x 86 mm wide x 58 mm deep