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What Are Dpv0/dpv1 Class1 And Class2?

Answer»

With PROFIBUS DPV0 and DPV1, TWO communications types are available:

  • CLASS1 is defined when the device belongs to a master (connection established/ cyclic IO data exchanged).
  • Class2 is USED to communicate with a device without establishing an IO connection. In case of DPV1, since there is no established connection, a specific connection (initiate request) is established.

With Profibus DPV0 and DPV1, two communications types are available:


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