Costar Video Systems CDI2112PZ2, User Manual

Page: 12 / 70

12
2.3 Connections

Connecting the Network
Connect a standard RJ-45 cable to the network port of the camera. Generally a cross-over
cable is used for directly connection to PC, while a direct cable is used for connection to a hub.

Connecting Alarms
- AI (Alarm Input)
You can use external devices to signal the camera to react on events. Mechanical or
electrical switches can be wired to the AI (Alarm Input) and G (Ground) connectors.
- G (Ground)
NOTE: All the connectors marked G or GND are common.
Connect the ground side of the alarm input and/or alarm output to the G (Ground) connector.
- AO (Alarm Output)
The camera can activate external devices such as buzzers or lights. Connect the device to
the AO (Alarm Output) and G (Ground) connectors.

Connecting to the RS485
The camera can be controlled remotely by an external device or control system, such as a
control keyboard, using RS485 half-duplex serial communications signals.

Connecting the Power
Connect power of 12VDC or 24VAC 1.5A for the camera.
When using a 12VDC adapter, connect the positive (+) pol
e to the ‘+’ position and
the negative (-
) pole to the ‘-’ position.
Use satisfy clause 2.5 of IEC60950-1/UL60950-1 or Certified/Listed Class 2 power source only.
- Be careful not to reverse the polarity when you connect the power cable.
- You can also use a router featuring PoE (Power over Ethernet) to supply power to the
camera.
- If PoE and 12VDC are both applied, this camera will get supplied with power from PoE.
- 24VAC is recommended to use for the camera power for stable operation with heater kit.
If using PoE, the heater will not operate at all.