Electrical Design
‑89‑
4. Close the connector cover properly and fix the screws on the cover. Insert the
connector in the DB9 port corresponding to MD580‑SI‑DP1 and use the screwdriver
to tighten the retaining screws on both sides to prevent loosening.
Note
When installing the PROFIBUS DP bus, make sure that the studs on both sides of the Sie‑
mens terminal are tightly connected to the MD580–SI‑DP1 module; otherwise, communica‑
tion may fail or the communication quality may deteriorate.
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