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Does Control Expert (formerly Unity Pro) offer status words that can be used to determine the communication health of an ERIO drop ?

Published date: 30 September 2019

Yes, the following System Words will allow you to see the communication health between the CRP31200 and the CRA31200
  %SW172-173   Referred to as ERIO Connection Status
                         0= Drop is not communicating
                         1= Drop is communicating


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