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
Chain spreader for installation with 1" operator shaft & 1" door shaft.
Includes 2 shaft collars and set screws.
Designed to keep tension on the chain when used with a wall mount commercial operator. It helps avoid premature wear on the door shaft bearing and commercial operator output shaft bearing
Compatible with Security+ systems with Amber learn button including Chamberlain Sears Craftsman and Raynor code rolling residential openers (Safety Signal) manuifactured 1997-2005
Visor clip and Lithium battery included (part #CR2032)
Knob selection of operating mode (6 functions):
A - delay on operate
B - symmetrical recycler OFF first
B2 - symmetrical recycler ON first
C - signal ON/OFF delay
D - delay on release
E - interval