Miscellaneous Wiring - LiftMaster Elite Serie Manuel D'installation

Miscellaneous wiring

Three button control station (4 Terminals)
OPEN and COM: Opens a closed gate/door. Hard open (maintained switch
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overrides external safeties and resets alarm condition). If maintained, pauses
Timer-to-Close at OPEN limit. Opens a closing gate/door and holds open an
open gate (within line-of-sight).
CLOSE and COM: Closes an open gate/door. Hard close (maintained switch
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overrides external safeties and resets alarm condition within line-of-sight)
STOP and COM: Stops a moving gate/door. Hard stop (maintained switch
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overrides Open and Close commands and resets alarm condition).
Cancels/resets Timer-to-Close at OPEN limit. Overrides Open and Close
commands (within line-of-sight).
Fire department open input (2 Terminals)
Acts as hard open.
Maintained input overrides (ignores) external safeties (photoelectric sensor and
edge), pauses Timer-to-Close momentary input logic as single button control
and safeties remain active, re-enables Timer-to-Close.
Opens a closing gate/door and holds open an open gate/door (within line-of-
sight). Bypasses any pre-warning delay.
Accessory power 24 VDC, MAX 500 mA (4 Terminals)
SWITCHED: Switched ON when the gate/door is in motion. Turns off after a
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5 second delay when the gate/door stops. The power will remain ON at the
open limit when Timer-to-Close is enabled and when the Timer-to-Close is
counting down.
UNSWITCHED: 24 Vdc voltage out to power accessories, always ON.
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ACCESSORY WIRING
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MAIN CONTROL BOARD
Three Button Control Station
Open
Close
N.C.
Stop
Com
Fire Dept
Com
Fire Department
MAIN CONTROL BOARD
Accessory Power Switched
Com (-)
Acc power +24 Vdc
Com (-)
Acc power +24 Vdc
Accessory Power Unswitched