CI871 [caption id="attachment_2015" align="aligncenter" width="600"] CI871K01[/caption] CI871A is an AC 800M communication interface connected to PROFINET IO devices via Ethernet. The TP867 substrate has two RJ45 Ethernet connectors, but only the CH1 connector that supports 100Mbps is used for PROFINET IO connections. The Ethernet cable must be connected to the PROFINET IO network through the
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