Siemens Simatic SM331 Getting Started page 29

Insert analog module
There are many SM331 analog modules. For this project we use an
SM331, AI8x12 Bit with the order number 6ES7 331-7KF02-0AB0.
The order number is displayed at the bottom of the hardware catalog (blue
arrow).
Figure
6-9 Hardware configuration: Insert SM331
Order number of the module
Drag the module into the first available field at slot 4 of your rack (see red
arrow).
You have inserted all the modules into the hardware configuration. In the
next step you parameterize the modules.
27 Getting Started SM331 AI 8x12bit Part1: 4-20mA
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