The automatic air maintenance device is a ul listed and fm approved assembly of valves nipples fittings and actuators to automatically control the air pressure in the piping of dry pipe sprinkler systems preaction sprinkler systems or dry pilot actuated deluge systems.
Air pressure maintenance device.
Air pressure maintenance device model d 2 the viking model d 2 air pressure maintenance device is a pressure regulator that automatically reduces the supply air pressure to a preset requirement when connected to a constantly maintained air supply.
Reduces high pressure supply air through the integral regulator to recommended air pressure based on the water supply pressure.
The automatic air maintenance device is a ul listed and fm approved assembly of valves nipples fittings and actuators to automatically control the air pressure in the piping of dry pipe sprinkler systems preaction sprinkler systems or dry pilot actuated deluge systems.
Model h 2 and h 3 air pressure maintenance device.
Model a pressure maintenance device the model a pressure maintenance device pmd is designed for use where a source of compressed air plant air system tank mounted compressor with a pressure control etc or nitro gen cylinder equipped with a high pressure regulating device is available.
Globe s model h 1 air pressure maintenance device is an automatic field adjustable device of the pressure reducing type.
Series 757 firelock air maintenance trim assembly.
The regulator in the model a pmd reduces higher pres.