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
For the protection of vehicles doors and safety of people.
Any upward-acting door may be fitted at the leading edge with an electro-mechanical safety weatherstrip.
This mechanism consists of a formed galvanized steel section covered with vinyl impregnated rubber hinged along the full width of the leading door edge.
Can be adjusted to approximately 2½" (63.5mm) to form a tight weather seal.
The hinge linkage is arranged that minimum pressure is required to activate the electrical control switch causing door to reverse direction of travel to the fully open position.
Reverse switch is enclosed in a galvanized housing with a sliding plunger to assure positive actuation every time.