OPEN only (all LiftMaster operators) or SAFETY only (LiftMaster operators with type B2 C2 L2 T T1 or TS control wiring) after vehicle passes over treadle.
The weight of the vehicle compresses an electric switch which sends an open signal to the door.
Requires a 2-wire connection to the operator but does not require power to function
The TAC1 can be connected to two devices such as a door or gate using the two independently controlled relays or wirelessly using Security+ technology standard or any combination of the two.
Provides wired communication and secure access control at the gate or door.