Siemens Simatic ET200pro Operating Instruction page 39

Example of the assignment of addresses to channels (digital electronic module)
The following figure shows how the addresses of the individual channels arise using the
digital electronic module 16 DI DC 24 V as an example.
①
②
Figure 4-4
Note
You can assign symbolic names to the addresses at the following locations in STEP 7:
• PLC tag table
• Properties of the module in the "IO Tags" tab.
CPU 1516pro-2 PN (6ES7516-2PN00-0AB0)
Operating Instructions, 09/2016, A5E35873416-AA
Channels 0 to 7; byte address: Module start address
Channels 8 to 15; byte address: Module start address +1
Example of the assignment of addresses to channels (digital electronic module)
Configuring
4.2 Configuring the CPU
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