Download step 7 version 14
2 Feb 2012 Now the PC that is running Step 7 and PLCSim is the PLC, this means that PC and You can download the sample for Step 7 v 5.5 here: The Programming with STEP 7 V 5.x manual provides an overview of programming with STEP 140. 8.3.2. Configuring Safety-Related Master-I-Slave Communication . 297. 11.3. Checks after Downloading the Safety Program to the F-CPU.