Siemens SIMATIC S7-1500 System Manual page 89

Example for the assignment of channel addresses (analog module)
The following figure shows how the addresses of the individual channels of the analog input
module (e.g., 6ES7531-7NF10-0AB0) are determined, when the module has the start
address 256.
Figure 6-9
Note
You can assign symbolic name to the addresses at the following locations in STEP 7:
• PLC tag table
• Properties of the module in the "IO Tags" tab.
Reference
Additional information on addressing and address allocation with value status can be found
in the manuals of the analog modules, and in the online help for STEP 7. A detailed
description of the value status for analog modules is available in the function manual Analog
value processing (http://support.automation.siemens.com/WW/view/en/67989094). An
example of the evaluation of the value status in the user program is available in the function
manual Diagnostics (http://support.automation.siemens.com/WW/view/en/59192926).
Automation system
System Manual, 12/2014, A5E03461182-AC
Example for the assignment of channel addresses (analog module)
Configuring
6.1 Configuring the CPU
89