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Wiring plan, connecting
to processing unit.
Be careful the polarity of
the cables!
Checking the
connections
26
5.11. Connecting to MODBUS RS485 network
The following figure shows the wiring plan, connecting the
devices with MODBUS RS485 option to processing unit.
1. Loosen terminal screws.
2. Insert the wire ends into the open terminals according to
the wiring plan.
3. Screw the terminal in.
4. Check the hold of the wires in terminals by pulling on
them firmly.
Check if the cables are connected properly (have you
connected all the cables, have you connected to the right
place, do not the cable-ends touch each other).
PQRM5300 33 Ux Ix xx xx (PS)
20201120-V1
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