Siemens NCU 7 0.2 Series - Page 74

Connecting
7.9 Digital inputs/outputs
NCU 7x0.2
74 Manual, 02/2011, 6FC5397-0AP20-0BA0
Block diagram
The following figure shows the block diagram for the digital inputs/outputs of a control unit.
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9
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Figure 7-14 Block diagram for digital inputs/outputs