Internal / External Data Bus; Topology Of The External Data Bus - Bosch MAP 5000 Instruction Manual

MAP 5000
3.1.1

Internal / external data bus

The MAP 5000 system contains two data buses (BDB), which are used to connect the system
modules to the main panel.
Internal BDB
The maximum length of the internal BDB is 3 m.
It is used for connecting the main panels in the control panel enclosure (Data bus connections
of the system modules on the internal BDB, page 42).
External BDB
The maximum length of the external BDB is1000 m from the main panel.
It is used for connecting system modules in remote operation.
Requirements for data bus wiring
There are no special requirements concerning the following:
–
–
–
The minimum wire diameter is determined on the basis of the required cable length:
–
–
–
Modules on the BDB
System module
DE module (ICP-MAP0007)
LSN gateway (ICP-MAP0010)
CAN splitter (ICP-MAP0012))
Power supply (IPP-MAP0005)
Control center (IUI-MAP0001)
1 When one or more LSN gateways are operated remotely, there must be one power supply
(IPP-MAP0005) installed in the same enclosure.
2 The following applies for VdS: Control centers for different areas must not be connected on
the same BDB.
3.1.2

Topology of the external data bus

4
Notice!
Any other bus topology doesn't conform to the specifications of the BDB.
Bosch Sicherheitssysteme GmbH
Solid or stranded
Twisted or untwisted
Shielded or unshielded
0.6 mm up to 450 m
0.8 mm up to 750 m
1.0 mm up to 1000 m
Mount the external BDB as shown below.
Internal BDB
X
X
X
X 2
Installation manual
Connections | en 43
External BDB
1
X
X
X
X 2
2018.08 | 23 | F.01U.168.332