Grandstream Networks GDS3710 - Figure 4: Back Cover 2

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GDS3710 Input/output Alarms
Configuration Guide
Figure 4: Back Cover 2
The following table summarizes the GDS3710 entries and their purpose.
Jack
Pin
Signal
Function
Note
J2
(Basic)
3.81mm
1
TX+
Ethernet
PoE 802.3af
Class 3, 12.95W
Orange / White
Data
2
TX-
Orange
3
RX+
Green / White
4
RX-
Green
5
PoE_SP2
Blue + Blue/White
Please twist these two wires
together and connect to SP1,
SP2 respectively even the
PoE NOT used.
6
PoE_SP1
Brown + Brown/White
7
RS485_B
RS485
8
RS485_A
9
GND
Power Supply
DC 12V, 1A Minimum
10
12V
J3
(Advanced)
3.81mm
1
GND
Alarm GND
2
ALARM1_IN+
Alarm In
Vin<15V
3
ALARM1_IN-
4
ALARM2_IN+
5
ALARM2_IN-
6
NO1
Alarm Out
Relay: 30VDC/2A; 125VAC/0.5A
7
COM1
8
NO2
Electric Lock
For "Fail Secure" (Locked when Power Lost) Strike,
Connecting COM2 & NO2;
For "Fail Safe" (Open when No Power) Magnetic Lock,
Connecting COM2 & NC2.
Relay: 30VDC/2A; 125VAC/0.5A
9
COM2
10
NC2