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Address Assignment and Installation
Addresses Occupied by Useful Data
Of the addresses assigned to the fail-safe I/O module, the useful data occupies the
following addresses in the F-CPU:
Table 4-2
Bytes on the
F-CPU
ET 200eco 4/8 F-DI:
x+0
x = Module start address
Warning
!
You must only access the addresses occupied by the useful data. The other
address ranges occupied by the fail-safe I/O module are for other functions
including safety-related communication between the fail-safe I/O module and
F-CPU in compliance with PROFIsafe.
In 1oo2 evaluation of sensors, only the less significant channel of the channels
that are grouped as a result of the 1oo2 sensor evaluation can be accessed in the
safety program.
Additional Information
Detailed information on F-I/O access can be found in the S7 Distributed Safety,
Configuring and Programming manual or the Programmable Controllers S7 F/FH
Systems manual.
4-2
Addresses Occupied by Useful Data
Bits Occupied on the F-CPU:
7
6
Channel
Channel
Channel
7
6
5
4
3
Channel
Channel
5
4
3
ET 200eco Distributed I/O Station Fail-Safe I/O Module
2
1
0
Channel
Channel
Channel
2
1
0
A5E00297494-02
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