Siemens SIMATIC ET 200SP System Manual page 31

System overview
3.4 Components
Basic component
Server module
Coding element
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Function
The server module completes the configuration
of the ET 200SP. The server module includes
holders for 3 spare fuses (5 × 20 mm).
The server module ships with the CPU/interface
module.
The coding element codes the I/O module with
the BaseUnit.
There are two versions:
Mechanical coding element
•
coding
Electronic coding element
•
also has an electronic, rewritable memory for
module-specific configuration data (such as
the F-destination address for fail-safe mod-
ules, parameter data for the IO link master).
①
: Ensures the
②
: This version
Figure
Distributed I/O system
System Manual, 09/2019, A5E03576849-AJ