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honeywell pressuretrol L91A1078 boiler limit switc


Honeywell L91A 1078 Pressuretrol, 10-300psi
Modulating pressure operating control for regulation of liquid or air and other non-corrosive gases.
• Use with steam, air, noncombustible gases, or other fluids non-corrosive to the brass or phos-bronze (300 psi models) bellows.
• Do NOT use with combustible mediums or any medium chemically harmful to phos-bronze bellows (10-300 psi models) or brass bellows (all other pressure range models).
• 14026 Siphon Loop included with the models for 10 to 300 psi (69 to 2068 kPa).
Pressuretrol® Controllers, Modulating, 10 psi to 300 psi
Modulating pressure control for regulation of liquid, air, or other non-corrosive gases.
optional surface mount through back of case
Single potentiometer, 140 ohms
Pipe Connections, Main or High Pressure
6 1/16 in. high x 4 1/2 in. wide x 2 3/4 in. deep
154 mm high x 114 mm wide x 70 mm deep
Maximum Sustained Operating Pressure (psi)
Maximum Sustained Operating Pressure (kPa)



 honeywell pressuretrol L91A1078 boiler limit switc