
Technical Specifications
10-4
ET 200S IM 151-7 CPU Interface Module
A5E00058783-04
Basic circuit diagram for the IM 151-7 CPU
L+
M
Internal power
supply
A
B
PROFIBUS-DP connection
(RS 485)
Galvanic
isolation
ON
CPU
(mP, RAM)
Mode selector
MRES
RUN
STOP
MMC
ET 200S
backplane bus
interface module
Backplane bus
Electronics
FRCE
BF
SF
RUN
STOP
PROFIBUS-DP master
(RS 485)
A
B
Galvanic
isolation
DP master module
Figure 10-1 Basic circuit diagram for the IM 151-7 CPU
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