IO devices. Powering DSQC1031

thepikkthepikk Estonia
edited July 2019 in Robot Controller
Hi everyone!
Application manual - Local I/O states that:
"Connecting the process power supply in parallel with another addon may damage the devices". The question is, how is that? What devices we are talking about?
So, the following connection is prohibited?

"FRONT" X1 Digital outputs, process power

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