It has three isolated contacts to open close or stop the door. If your operator can be controlled by three button station then our R-831-P receiver and commercial remote controls will work with your operator.
The beam of the Nice F210 photocells has a horizontal scope of 210° thereby increasing the safety level of the system and simplifying installation: the gate or garage door to be automated quite often slide flush with the wall making it very difficult to position the photocell.
The F210 photocells are available with relay output
A safepack module is used as an "Intrinsically Safe Barrier Relay" and in hazardous locations with non-voltage producing sensors allowing the user to use a N.O. non-monitored sensing edge.
May be used in two different ways: as an OPEN only control (all LiftMaster operators) or as an OPEN/CLOSE control (only LiftMaster operators with types B2 and S2 control wiring).
In the latter case pulling the cord will open a fully closed door close a fully opened door and reverse a closing door.
Pulling the cord whlie the door is opening will either have no effect (type B2 wiring) or will stop the door (Solid State Logic Control Board).
Manufactured to the highest quality standards to ensure accurate detection our Pre-formed loops come with a 50 foot twisted lead-in ware and available lead-in lengths up to 500 feet.
Ideal for use on existing asphalt or concrete surfaces
Features a non spliced continuous wire throughout loop turns and lead-in.
requires the use of loop sealer when being installed to ensure long lasting trouble-free detection