Eneo NXD-2030PTZ1080IR - Manual (Page 13)

2.4 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 con-
nection to a hub.
• Connecting Alarms
– A1,A2,A3,A4 (Alarm Input 1,2,3,4)
You can use external devices to signal the camera to react on events. Mechanical
or electrical switches can be wired to the A1,A2,A3,A4 (Alarm Input 1,2,3,4) 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 the Power
Connect power of 12VDC for the camera.
When using a 12VDC adapter, connect the positive (+) pole 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 the PoE (Power over Ethernet) injector to supply power to the
camera.
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