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Old September 23rd, 2023, 10:36 AM   #1

Borgj is offline
Join Date: Jan 2020
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Unhappy Mitsubishi FX5U PLC Communication problem

I have a Mitsubishi FX5U PLC where I cannot established communication via ethernet port of my computer. Search all videos and follow all the necessary but to no avail. Anybody can please provide solution?
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Old September 23rd, 2023, 02:44 PM   #2

lfe is offline
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Location: Barcelona
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If you are connecting with a direct cable from the PC to the PLC, the cable will probably have to be a crossover cable.

Another solution is to connect through a hub/switch so the cables can be normal, not crossed.
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Old September 23rd, 2023, 03:24 PM   #3
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goghie is offline
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For FX5U you don't need crossover cable. Default IP is
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Old September 24th, 2023, 03:09 AM   #4
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parky is offline
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As Goghie has pointed out, if the default IP is then make sure your PC is set to say (1-511) but not 250. Subnet perhaps
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