IC Realtime 23x Mini PTZ Dome Camera - Manual (Page 23)

17
3 Cable Connection
The speed dome combination cable includes video cable connection port, RS485 connection port, alarm
input and output port, and power cable connection port. Please refer to the label for detailed information.
z
Slight difference may be found in the port amount since some functions are optional.
Name Function
POWER
GND Power port. Connect to the power cable.
GND: ground end.
485A
485B RS485 remote control.
GND Video ground port. VIDEO
OUT Video output port.
z
Two alarm input channels. It is to receive relay signal from the
external alarm source. You can go to dome menu to activate
specified preset or patter.
z
When the activation mode is NO (normal open), speed dome
generates an alarm when alarm input port connects to the alarm
input GND port.
z
When the activation mode is NC (normal close), speed dome
generates an alarm when alarm input port disconnects to the
alarm input GND port.
Note:
z
Dome alarm input message is ground mode.
z Dome alarm input signal are two modes: normal open and
normal close.
ALARM
IN
GND Alarm input ground end.
ALARM
OUT
1
z
One alarm output channels. When there is an alarm from current
channel, system activates relay or not.
z
Alarm output relay default setup is NO.
3.1 System Layout
3.1.1 System Connection
Please refer to Figure 3-1 for system connection information.