AutoDome Easy II
Preparing the Wiring | en
69
Bosch Security Systems, Inc.
Installation Manual
F.01U.164.478 | 2.0 | 2010.02
Daisy Chain Multiple Domes
Figure 8.4
Connections for a Daisy Chain Configuration
8.5.4
RS485
RS485 (2-wire (shielded), half-duplex, differential, multi-drop
(32 nodes), 4000 ft cable limit) RS485 is capable of controlling
a true multi-drop network and is specified for up to 32 drivers
and 32 receivers on a single 2-wire bus. The AutoDome Easy II
uses the 2-wire mode, although RS485 can be connected in a 2-
or 4-wire mode.
AutoDome Easy II
Head End
Ref. # Wire
Color
Ref. # Connection
8
Dome 3
9
Dome 2
10
Dome 1
11
Head End
Biphase
1
C (-)(Biphase)
White/Green
12
C (-) (Biphase)
2
C (+)(Biphase) Yellow
13
C (+) (Biphase)
3
Ground
White/Orange
14
Shield
4
RS485 (+)
Blue
5
RS485 (-)
White/Blue
6
Reserved
Violet
7
Reserved
Gray
100
Ω
NOTICE!
The wire shield must be tied to signal at both ends, if 2-wire
twisted pair is used.