Connecting The Alarm Input/Output; Connecting The Rs-485 Device - Samsung RD-840/1640 User Manual

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.
14_ connecting with other device
COM COM
1 1 2 2 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 1 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 5
G G G
ALARM ALARM RS- RS-
OUT OUT 485 485 ALARM IN ALARM IN
SERIAL SERIAL
CO CONSOLE
DEO OUT OUT
COM COM
1 2 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 G G
ALARM
RS-
ALARM IN
OUT 485
< SRD-840 >
VGA OUT VGA OUT
COM COM
1 1 2 2 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 G G 9 10 11 12 13 14 9 10 11 12 13 14
ALARM ALARM
RS- RS-
ALARM IN ALARM IN 15 16 15 16 G G
OUT OUT 485 485
SERIAL SERIAL SERIAL SERIAL
CONSOLE CONSOLE CONSOLE CONSOLE
VIDEO OUT VIDEO OUT OUT OUT
COM COM
1 2 1 2 3 4 5 6 7 8 G 9 10 11 12 13 14
ALARM
RS-
ALARM IN
OUT 485
< SRD-1640 >
COM COM
1 2 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8
ALARM
RS-
ALARM IN
OUT
485
< SRD-840 >
COM COM
1 2 1 2 3 4 5 6 7 8 9 10 11 12 13 14
G
ALARM
RS-
ALARM IN
OUT 485
< SRD-1640 >
DC 12 V
NETWORK
DC 12 V DC 12 V
NETWORK NETWORK NETWORK NETWORK
15 16
G
G G
15 16
G