The following diagrams illustrate multi-drop configurations using the RS-232/RS-422 Converter (IC690ACC900) or the RS-422/RS-232 Isolated Repeater/Converter (IC655CCM590)
Diagram |
Converter |
Last Station: |
Cables |
IC690ACC900 |
Series 90 RS-485 CPU port |
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IC690ACC900 |
Series 90 RS-485 CPU port (IC697CPU771 or IC697CPU731 |
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IC690ACC900 |
Series 90 RS-485 CMM port |
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IC655CCM590 |
Series 90 RS-485 CPU port |
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IC655CCM590 |
Series 90 RS-485 CPU port (IC697CPU771 or IC697CPU731) |
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IC655CCM590 |
Series 90 RS-485 CMM port |
SNP and SNPX hardware installation (external). |