NV-DVR1104/CD, NV-DVR1108/CD and NV-DVR1116/CD ver. 1.1 - user's manual
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SPEED DOME CAMERA - CONNECTION AND CONTROL
9. SPEED DOME CAMERA CONNECTION AND CONTROL
NV-DVR1104/CD, NV-DVR1108/CD and NV-DVR1116/CD digital multiplexers allow to control up
to 4, 8, 16 cameras (speed dome, standard digital and optical zoom cameras) equipped with RS-485.
Control lines are connected in a “daisy chain” way. Camera controlled by user by buttons placed on
front panel or by utilizing net software. (description in chapter 12).
Caution: camera control via Network is inactive during records playback.
For proper operation each speed dome camera must have unique system address. Following rule should
be applied: camera with address 1 is connected to video input nr 1, camera with address 2 connected to
channel 2 and so on.
Control is done by Novus-C, Novus-C1, Novus-C2 or Pelco-D protocols.
Notice: All cameras in the system should have identical protocol and transmission speed (please
view speed dome camera manual).
Camera connection description applies to Novus camera connections. In order to connect cameras of
other producers, technical department should be contacted and user should familiarize himself with
specific camera manual.
9.1 Novus speed dome Camera Connection
Speed dome camera control lines are connected in a “daisy chain” way with the use of twisted pair
cable (UTP 5th class). The maximum length of line can not exceed 1200m.
The telemetry control signals are lead to junction DB9 with the symbol
RS232/485
in order to facilitate cable connection clamp junctions terminal is attached
1
5
6
9
Pin 9
RS-485 Tx + lead
Pin 8
RS-485 Tx - lead
clamp T+
should be connected with RX + / D+ in the camera
clamp T-
should be connected with RX - / D– in the camera
