Air pressure is lead via a hose or pipe to a diaphragm contact. This contact converts the positive or negative pressure into an electrical contact and pulse.
Applications: commercial sectional doors rolling doors and mass transit
Works on doors up to 60ft
Can be used with standard pneumatic hose and Miller Edge extrusion
This modification provides a TEFC motor N4/12 watertight/oiltight control enclosure waterproof drive and limit chain NEMA4 thru-beam eyes and a watertight/oiltight three-button station.
Works with ANY Liftmaster Sears Chamberlain Access Master Master Mechanic Formula I True Value True Guard and Raynor Garage Door Opener Manufactured after 1998 using a amber / orange yellow or purple learn button.
Replaces existing control panel
Simple programming of new MyQ accessories and Security+ 2.0 remote controls and keyless entry products