Siemens SIMATIC ET 200AL System Manual page 235

Application planning
Mixed configuration ET 200SP and ET 200AL with ET-Connection
You have the option of integrating the I/O modules of the ET 200AL distributed I/O system
(IP65/IP67) in a configuration of the ET 200SP distributed I/O system (IP20).
The figure below shows a combination of the modules of the ET 200AL and
ET 200SP distributed I/O system.
Figure 4-1
Mixed configuration
Equipment Manual, 11/2020, A5E33344611-AD
Mixed configuration ET 200SP and ET 200AL with ET-Connection
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