Relay output wiring – Linear AM3Plus User Manual

Page 9

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9

Relay Output Wiring

Any of the four relay outputs channels (A-D) can be used to control
access devices on doors or gates.

Door or Pedestrian Gate Control

1. Install a low voltage electric door strike or magnetic lock as a

locking device for the door or pedestrian gate.

2. Install the power supply or transformer for the locking device. DO

NOT POWER THE AM3Plus FROM THIS POWER SUPPLY.

3. Connect one wire from the power supply to one wire from the

locking device.

4. Route two wires between the locking device and the AM3Plus.

Connect one wire to the remaining wire of the locking device.
Connect the other wire to the remaining wire of the power supply.

5A. For a door strike, connect the wires to the AM3Plus relay COM &

N.O. terminals.

5B. For a magnetic lock, connect the wires to the AM3Plus relay COM

& N.C. terminals.

Gate Control

1. Route two wires between the gate and the AM3Plus.
2. Connect the gate operator’s OPEN terminals to the AM3Plus relay

COM & N.O. terminals.

NOTE: For operator wiring specifi cs, refer to the gate operator’s

wiring diagram.

Request-to-Exit Inputs

Each of the four relay outputs has a request-to-exit input terminal.
Grounding this terminal will activate the associated relay. Exit request
inputs are typically used with push bars, loop sensors, or pushbuttons.

1. Install the pushbutton or device to signal an exit request.
2. Route two wires from the device to the AM3Plus.
3. Connect the device’s normally open output to the wires.
4. To activate a relay channel, connect the wires to the associated

relay request-to-exit terminal (RTE-A, RTE-B, RTE-C, or RTE-D)
and a GND terminal.

Sensing Inputs

The sensing inputs can connect to a door switch that monitors whether
the controlled door is open or closed.

1. To use the door sense feature to detect forced entry or door ajar

conditions, install a normally closed door switch on the door
or pedestrian gate and route two wires from the switch to the
AM3Plus.

2. Connect the sensing device wires to the associated relay sensing

terminal (DS-A, DS-B, DS-C, or DS-D) and a GND terminal.

N.O.

COM

N.C.

RELAY RATING:

3 AMPS @ 30 VOLTS

AC/DC MAXIMUM

TYPICAL DOOR STRIKE HOOKUP

TYPICAL MAGNETIC LOCK HOOKUP

TYPICAL AUTOMATIC GATE HOOKUP

ELECTRIC

DOOR

STRIKE

DOOR

STRIKE

POWER SUPPLY

N.O.

COM

N.C.

MAGNETIC

DOOR

LOCK

DOOR

LOCK

POWER SUPPLY

N.O.

COM

N.C.

GATE

OPERATOR

OP

EN

RELAY

TERMINALS

CHANNEL A, B, C, OR D

RELAY

TERMINALS

CHANNEL A, B, C, OR D

RELAY

TERMINALS

CHANNEL A, B, C, OR D

GATE

EXIT LOOP

SENSOR

GND
RTE-A, B, C, OR D

REQUEST-TO-EXIT

TERMINALS

RTE = REQUEST-TO-EXIT

DOOR EXIT

REQUEST

BUTTON

OR

GND
DS-A, B, C, OR D

DOOR SENSE

TERMINALS

DS = DOOR SENSE

DOOR

SENSE

CONTACT

NOTE: DOOR
SENSE CONTACT
IS NORMALLY CLOSED

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