Overview - Siemens Simatic S7-1500 Function Manual

Restrictions
8.1

Overview

Certain actions or events may lead to behavior in PLCSIM Advanced or in STEP 7 which
deviates from that of a hardware CPU. Restrictions and possible remedies can be found in
the following sections:
● Restrictions with fail-safe CPUs (Page 347)
● OPC UA server (Page 348)
● Web server (Page 349)
● Backing up and restoring the configuration of a PLCSIM Advanced instance (Page 350)
● Restrictions for file paths (Page 350)
● Restrictions for communications services (Page 351)
● Restrictions for instructions (Page 351)
● Restrictions with Motion Control (Page 352)
● Restrictions to local communication via Softbus (Page 354)
● Restrictions of security with VMware vSphere Hypervisor (ESXi) (Page 355)
● Error with overflow of cyclical events and motion OBs (Page 355)
● Deviating I/O values in the STEP 7 user program (Page 356)
● Multiple simulations and possible collision of IP addresses (Page 356)
● Lacking access to an IP address (Page 356)
● Simulation in standby mode (Page 356)
● Error installing the antivirus software from Kaspersky (Page 357)
8.2 Restrictions with fail-safe CPUs
Error downloading program changes
The error message "Corrupt" appears when downloading program changes to an F-CPU.
The F-CPU remains in STOP mode when the "Start all" check box is selected.
Remedy
Deselect the "Start all" check box in the "Load results" dialog.
Once the download is complete, set the CPU to RUN mode manually using the RUN button.
S7-PLCSIM Advanced
Function Manual, 12/2017, A5E37039512-AB
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347