S7-300 Automation System CPU Specifications: CPU 31xC and CPU 31x
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you will find a guide to the documentation for the S7-300.
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Table 2-1 Influence of the ambient conditions on the automation system (AS)
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What provisions do I have to make for PLC
installation space?
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How do environmental conditions influence the
PLC?
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Table 2-2 Electrical isolation
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Which modules can I use if electrical isolation is
required between sensors/actuators?
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When is it required to isolate the potential of
specific modules?
How do I wire this?
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Under which conditions do I have to separate
stations galvanically?
How do I wire this?
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