Honeywell Module- L91A1037/U Proportional Pressuretrol® and Limit Controllers

air and other non-corrosive gases.
• Use with steam, air, non-combustible gases, or other fluids noncorrosive 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).