46
en | Preparing the Wiring
AutoDome Easy II
F.01U.139.424 | 2.0 | 2009.08
User Manual
Bosch Security Systems, Inc.
8.5.2
Direct Control
To connect the biphase configuration, do the following:
1.
Locate the cable assembly with a seven (7) pin white
mating connector on one end and the seven (7) flying leads
on the other end.
2.
Connect the biphase (+) from the controller to the yellow
lead and secure.
3.
Connect the biphase (-) from the controller to the white/
green lead and secure.
4.
Connect shield of the cable to the Head End controller.
Cable Type
STP - Shielded Twisted Pair
Distance
1524 m (5000 ft) Belden 8760 recommended
Transmission Rate
31.25 KHz
Gage
1.02 mm (18 AWG)
Termination
100 ohm
Terminal Connector
Screw terminals
Voltage
4 Vp-p
100
Ω
C-
Shield
C+
AutoDome Easy II
Head End
Ref. # Wire
Color
Ref. # Connection
8
Head End Controller
Biphase (i.e. LTC 8786)
1
C (-)(Biphase) White/Green
9
C (-)(Biphase)
2
C (+) (Biphase) Yellow
10
C (+)(Biphase)
3
Ground
White/Orange 11
Shield
4
RS485 (+)
Blue
12
Keyboard Cable
5
RS485 (-)
White/Blue
13
Keyboard (i.e. LTC 5136)
6
Reserved
Violet
7
Reserved
Gray