Siemens SIMATIC S7-1500 Manual page 33

Address space for configuration as 1 x 4-channel AI 4xU/I/RTD/TC ST QI
The figure below shows the address space assignment for configuration as a 1 x 4-channel
module. You can freely assign the start address for the module. The addresses of the
channels are derived from the start address.
"IB x" stands, for example, for the module start address input byte x.
Figure 4-4
Analog Input Module AI 4xU/I/RTD/TC ST (6ES7531-7QD00-0AB0)
Manual, 09/2016, A5E32366209-AC
Address space for configuration as 1 x 4-channel AI 4xU/I/RTD/TC ST QI with value
status
Parameters/address space
4.4 Address space
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