S7 Channel Diagnostic
The S7 Channel Diagnostic provides additional diagnostic information for the connections of the S7 Plus driver. The information is
stored on the internal data point element _7PlusConnection.State.Diagnostics
Note: One subscription usually contains several attributes. For creating a subscription it is necessary that we have a free
subscription and more or equal free subscription attributes, as attributes are contained in the subscription to create.
The Diagnostic values are stored within the internal data point element State.Diagnostic
.
Note: The option Free HMI Connections shows the amount of free connections that are reserved for communication with the HMI.
Depending on the PLC unreserved connections can be used additionally.