Aiphone gt-op2, gt-op3 installation instructions WIRING DIAGRAM GT-OP2 Rear View, Specifications

WIRING DIAGRAM:

GT-OP2 Rear View

PC Board can be adjusted up or down as needed to ensure proper contact from the postal lock to the switch

GREEN*	WHITE*	ORANGE	BLACK	YELLOW	BLUE
						RED
SWITCH (COMMON)	SWITCH (NORMALLY CLOSED)	RELAY NORMALLY OPEN CONTACT	TO 24V DC (-)	RELAY NORMALLY CLOSED CONTACT	RELAY COMMON CONTACT	TO 24V DC (+)

*The green and white wires bypass the timer circuit and go directly to the switch. Use this connection when going to a 3rd party timer or when the timer circuit is not needed. The orange, black, yellow, blue, and red wires would not be used if you

connect to the green / white bypass.

Timer control for door release (5 to 20 seconds)

Switch, activated by postal lock device

(When lock is engaged, the switch releases and starts timer)

Lock device from Post

Office installed here

Opening for postal lock keyhole

Lock device mounting studs

Testing the unit without the postal lock:

Tape or hold switch closed and apply power to the unit on Red / Black leads. Release switch and timer circuit will activate. Confirm relay activation with a multi-meter at the Blue / Yellow / Orange leads.

IMPORTANT: If the Green and White wires are not used, cut wires to avoid a possible malfunction.

SPECIFICATIONS:
Power Source:	24V DC, powered by the PS-2420UL Power Supply
Mounting:	Flush mount or surface mount with GT-102HB for GT-OP2, GT-103HB for GT-OP3
Terminations:	Color-coded pre-wired pigtails
Relay Input:	24V DC, Red, Black wires, 22AWG
Relay Output:	Blue (COM), Orange (N/O), Yellow (N/C) wires
N/O Output rating:	5A at 30V DC
	10A at 125V AC
	3A at 250V AC
N/C Ouptut rating:	3A at 30V DC or 125V AC
Switch Output:	Green (COM), White (N/C); Switch rated to 30V AC/DC, 1 amp
Wiring:	2 conductors from 24V DC power supply to GT-OP panel
	2 conductors from GT-OP panel to strike, with power for strike wired in series
Dimensions (HxWxD):	GT-OP2: 8-7/8" x 5-5/16" x 2"
	GT-OP3: 12-5/8" x 5-5/16" x 2"

Aiphone Corporation

1700 130th Ave NE Bellevue, WA 98005

2 GT-OP2 / GT-OP3 Installation Instructions	Ph: (800) 692-9200	Fax: (425) 455-0071
	tech@aiphone.com