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H.264 Network IP Camera User Manual
SECTION 2: INSTALLATION AND SETUP
Relay type alarm wiring schematic
To connect an alarm reporting device to the camera, strip 1/4” of insulation from the alarm wires and
insert them into the terminal block in the DO pin locations shown above. The pin marked “C” is the
common (COM) pin.
2.7.4 RS-485 device connection
The camera provides one RS-485 interface connection. The wiring signal polarity to the connector block
is shown in the schematic below.
RS-485 device wiring schematic
To connect an RS-485 device wiring to the camera, strip 1/4” of insulation from the wires and insert
them into the terminal block in the RS-485 pin locations shown above. Observe the signal polarity shown
in the schematic.
2.7.5 Video out connection
The camera provides one BNC analog video connector for setup and a local video monitor. Attach a BNC
cable (not provided) between the camera Loop Out connector and a monitor as needed.
