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The grounding cable should have a diameter of not less than 4 mm² and be as close as
possible to the grounding point.
4.6、Dry contact connection
Use a small screwdriver to push back the direction indicated by the arrow, then insert the communication
cable into the dry junction port. (Communication cable diameter 0.2~1.5mm²)
4.7、Grounding connection
Please make sure the grounding terminal connect to the Grounding Bar.
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