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GEM
DG-2000 Series Standalone PROX Reader Controller Operation Manual
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PIN ASSIGNMENTS
PIN#
Definition
P1-1
RS485 (A)
P1-2
RS485 (B)
P1-3
Buzzer
P1-4
Green LED
P1-5
D0
P1-6
D1
Earth
P1-7
Ground
P1-8
Power
PIN#
Definition
P2-1
9-16VIN
P2-2
GND
P2-3
ALARM
P2-4
RTE
P2-5
SENSOR
P2-6
NC
P2-7
COM
P2-8
NO
_______________________________________________________________________________________________________________
Version 1. 05-22-2015
Description
RS485 (A) connect to PC or connect to a 2nd controller
RS485 (B) connect to PC or connect to a 2nd controller
For external reader BUZZER
For external reader GREEN LED
For external reader Data 0
For external reader Data 1
For external reader Earth Ground
For external reader Power
Description
Power supply, 12V~16VAC/DC
Earth Ground
Alarm output: 5VDC ; 0VDC is normal status
Request to Exit
Door Sensor
Relay Normal Close (N.C.), dry contact
Relay Common (COM.), dry contact
Relay Normal Open (N.O.), dry contact
GEM
DG-2100EU
P2
P2
9-16VDC
1
GND
2
ALARM
3
1
2
RTE
4
3
SENSOR
5
4
5
LOCK-NC
6
6
LOCK-COM
7
7
8
LOCK-NO
8
Back View
Gianni Industries, Inc.
P1
P1
485-A
1
485-B
2
R-BUZZER
3
1
2
R-LED
4
3
R-D0
5
4
5
R-D1
6
6
7
R-GND
7
8
R-VCC
8
Page 6 of 17
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