Unitec Sentine Installation Manual - Manual (Page 21)

S E N T I N E L
Document Number: SENT1001 17
2 Wire Intercom Configuration: This type of intercom system has both the Call Function and audio
sharing the two conductors. Jumper pins 3&4 and 1&2 of J17 and connect the two conductors to SP+ &
SP-.
3.8 Camera Connection
The (optional) surveillance camera is attached to the front door of the Sentinel. The camera is intended for
use with a DVR or similar monitoring device installed at the site. The coaxial cable routed to the camera is
used to connect it to the monitoring device. The coax cable will need to be terminated with a BNC
connector similar to the one shown in Figure 9.
Figure 9. BNC Male Plug for Camera Connection
3.9 Gate Wiring
In multi-lane applications, a Unitec or 3
rd
party gate controller is required. Refer to the instructions
provided with the gate controller for connecting wires between it and the Sentinel. If needed, a gate can
be used with a single Sentinel and no gate controller. Refer to for instructions on connecting the Sentinel
to the gate.
3.10 Connecting the Reach Free ID Option
Refer to the installation instructions supplied with this product option.
Document Name: Sentinel Installation Manual