Example: Cpu 314C-2 Dp As Mpi And Profibus Nodes - Siemens S7-300 Installation Manual

([DPSOH &38 [ '3 DV 03, DQG 352),%86 QRGHV
The figure below shows you an assembly with a CPU 31x-2 DP integrated in an
MPI subnet and at the same time operated as DP master in a PROFIBUS subnet.
PG
MPI addr. 0
2
Figure 5-17 Example: CPU 314C-2 DP as MPI and PROFIBUS nodes

Terminating resistor inserted

PG connected by means of a stub cable for maintenance purposes
S7-300 Automation System, Hardware and Installation: CPU 312IFM - 318-2 DP
A5E00203919-01
S7-300
CPU
PS CPU
1
MPI addr. 2
S7-300
PS CPU
MPI addr. 3
S7-300
CPU
PS CPU
OP 27
MPI addr. 4 MPI addr. 5
S7-300
MPI addr. 6
CPU
PS CPU
OP 27
1
MPI addr. 8 MPI addr. 7
MPI subnet
.H\ WR QXPEHUV LQ WKH ILJXUH
S7-300 CPU
with DP interface
as DP master
CPU
PS DP-CPU
ET200M
1
DP addr. 2 DP addr. 3
PROFIBUS subnet
&RQILJXULQJ
S5-95U
1
DP addr. 7
S5-95U
DP addr. 6
S5-95U
DP addr. 5
1
RS 485-
ET200M
Repeater
DP addr. 4
ET200M ET200M ET200M ET200M
9
DP addr. 9 DP addr. 8
ET200B ET200B
1
DP addr. 10 DP addr. 11
5-47