Wiring
4.3 Terminal and block diagrams
CPU 1512C-1 PN (6ES7512-1CK01-0AB0)
102 Manual, 12/2017, A5E40898741-AA
Response of the digital outputs to a wire break at ground connection of the outputs (X12)
Due to the design of the module, in contrast to the digital onboard I/O X12, no supply current
is discharged via the outputs if ground is interrupted in the digital onboard I/O X12, in
contrast to the digital onboard I/O X11.
Figure 4-22 Internal circuitry of the digital onboard I/O X12
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