2 Installation and Wiring
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4 EMC precautions
Use the twisted pair as the RS485 communication cable.
Separate the RS485 bus from other interfering cables during cabling.
RS485 bus
PE cable
R, S, T power cables
U, V, W motor cables
> 5 cm
> 20 cm
> 50 cm
Backplate of cabinet
> 1 cm
RS485 cabling diagram
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The distance between the RS485 bus and strong-current cables must be
larger than 20 cm.
◆
The distance between the RS485 bus and U, V, W motor cables must be
larger than 50 cm.
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The distance between the RS485 bus and grounding cable must be larger
than 5 cm.
◆
The distance between the RS485 bus and the backplane of the control
cabinet must be larger than 1 cm.
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