Samsung RD-840/1640 - Connecting the Alarm Input;Output; Connecting the RS-485 Device

14_ connecting with other device
connecting with other device
CONNECTING THE ALARM INPUT/OUTPUT
Connecting the alarm input signal
Connect one strand of the sensor signal line to one of 8/16 strands
of the alarm input port, and connect the other strand to the [G] port.
Connecting the alarm output signal
Connect one strand of the sensor signal line to the alarm output
port and connect the other to the [COM] port.
• ALARM IN : 5mA sink
• ALARM OUT : 24V DC 1A, 125VAC/0.5A
CONNECTING THE RS-485 DEVICE
Connect the rear [RS-485 +, –] port to the PTZ camera or system
keyboard.
M
 You can connect and control the PTZ camera which supports the
RS-485 communication.
 Check if the RS-485 device is compatible with the product first.
 Pay attention not to change the polarity (+/-) of the RS-485 device
when connecting it.
 Depending on camera’s type, connection polarity can be different.
For further information, refer to the respective PTZ Camera’s
documentation.
NETWORK
CONSOLE
VGA OUT
SERIAL
VIDEO OUT
DC 12 V
NETWORK
CONSOLE
VGA OUT
SERIAL
VIDEO OUT
DC 12 V
1
ALARM
OUT
RS-
485
COM COM
212 3 4 5 6 7 8
9
10 11 12
13 14
15 16
G
G
ALARM IN
NETW
O
R
K
NETWORK
CONSOL
E
CONSOLE
SERIAL
SERIAL
OUT
OUT
1
A
LARM
O
U
T
RS-
485
2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
1
6
G
G
ALARM IN
1
ALARM
OUT
RS-
485
COM COM
212 3 4 5 6 7 8
9
10 11 12
13 14
15 16
G
G
ALARM IN
< SRD-1640 >
NETWORK
CONSOLE
SERIAL
DEO OUT
DC 12 V
1
ALARM
OUT
RS-
485
COM COM
2
1
2
3
4 5 6 7 8 G1 2
3
456 7 8 G
ALARM IN
CO
SERIAL
OUT
1
A
LARM
OUT
R
S-
48
5
2
1
5
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
G
ALARM IN
1
ALARM
OUT
RS-
485
COM COM
2
1
2
3
4 5 6 7 8 G1 2
3
456 7 8 G
ALARM IN
< SRD-840 >
1
ALARM
OUT
RS-
485
COM COM
212 3 4 5 6 7 8
9
10 11 12
13 14
15 16
G
G
ALARM IN
< SRD-1640 >
1
ALARM
OUT
RS-
485
COM COM
2
1
2
3
4 5 6 7 8 G1 2
3
456 7 8 G
ALARM IN
< SRD-840 >