F 系统:ET200M F‑AI 的接线和表决架构





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Several analog signals shall be monitored failsafe in a plant. Depending on importance and failure risk, there are several options of wiring and voting the signals.
The voting can, for example, be realized in the analog input modules and/or in the CPU. The various possibilities of wiring and voting failsafe signals are illustrated in this application example.
Featured architectures
- One sensor (1oo1)
- Two sensors (1oo2) – voting in the F-AI
- Two sensors (1oo2) – voting in the user program
- Three sensors (2oo3) – voting in the user program
Downloads Wiring and Voting for failsafe F-AI (3,8 MB)
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Improved wording and expansion
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F Systems
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