Siemens ET 200S Manual page 228

Interface Modules
Terminal Assignment
The following table shows the terminal assignment of the IM151-1 FO STANDARD
interface module for the 24 VDC voltage supply and PROFIBUS-DP with
fiber-optic cable interface:
Table 8-7 Terminal Assignment of the IM151-1 FO STANDARD Interface Module
Receiver
Transmitter Transmitter
2L+ 1M 2M 2L+ 1M 2M
1L+ 1L+
Block Diagram
Figure 8-3
8-14
View Signal Name
Receiver
Fiber-optic cable interface
1L+
2L+
1M
2M
SF
components
ET 200S
back-
plane
bus
interface
module
Internal power
Block Diagram for the IM151-1 FO STANDARD Interface Module
Designation
24 VDC
24 VDC (for loop through)
Ground
Ground (for loop through)
BF ON
Fiber-op-
Electronic
tic cable
interface
supply
Distributed I/O System ET 200S
PROFIBUS-DP
connection (fiber-
optic cable)
A
B
A
B
PROFIBUS
address
2 (P1)
6 (P1)
3 (P2)
7 (P2)
EWA 4NEB 780 6024-02 07