Siemens SIMATIC ET 200AL - 4 xCount Pin Assignments; Counting Channel Pinouts (4 xCount)

Configuration control (option handling)
7.1 Configuration control
Distributed I/O system
52 System Manual, 02/2018, A5E31861578-AF
The following figure shows 3 configurations of a standard machine with the corresponding
station options of the ET 200AL distributed I/O system.
Figure 7-1 Various configuration levels of a standard machine with the corresponding station
options of the ET 200AL distributed I/O system.
Benefits
● Easy project handling and commissioning through use of a single STEP 7 project for all
station options.
● Easy handling during maintenance, versioning and upgrades.
● Hardware savings: Only the I/O modules needed for the current station option of the
machine are installed.
● Potential savings when building, commissioning and creating documentation for standard
machines.