Page 30 P/N: 4998152533-02
Copyright
2007 Bosch Security Systems, Inc.
DS7200V2-UK Installer's Guide
PART II: SYSTEM INSTALLATION AND SETUP
21.4 DX4020
Wiring
Distance from the control panel is determined by the
total combined wire length of all devices (including
keypads) connected to the control panel’s data bus
terminals.
Power
Source
0.8 mm
(#22 AWG)
1.2 mm
(#18 AWG)
Control
Panel
DX4020
to
Control
Panel
External
Power
Supply
305 m
(1007.7 ft.)
610 m
(2001 ft.)
Table 15: DX4020 Wire Lengths
See Figure 51 and Figure 52 for acceptable power
wiring connections.
You can use either one of the Aux Power (-) terminals
and either one of the 12 VDC (+) terminals when
connecting devices to the control panel.
BATT+
BATT-
DX4020
Control Panel
Red (+)
Black (-)
Green
Yellow
Figure 51: DX4020 to Control Panel Wiring
You can use either one of the Aux Power (-) terminals
when connecting devices to the control panel.
Do not tie the black (-) output to earth ground
when using any external power supply. A
ground fault condition is reported if black (-)
is grounded.
BATT+
BATT-
DX4020
Control Panel
Red (+)
Black (-)
Green
Yellow
12 VDC
External Power Supply
(+)
(-)
Figure 52: DX4020 External Power Supply Wiring
21.5 DX4020
Programming
See the DX4020 Installation Guide (P/N: 49522) for
instructions on programming an IP address in the
DX4020.
See Network Communication on page 112 for
instructions on programming the control panel for
network communication.