Chapter 9 Fieldbus I/O Interfaces
PAGE 9-23
PLC CONFIGURATION – DATA WRITE
A ‘Write_Tag’ needs to be added to the ‘Controller Tags’ for data to be sent from the PLC to the FEC HFC Controller.
(Such as part ID Data) This data when received by the FEC HFC Controller will be ‘Married” with the fastening result
data so that the fastening data would now contain the part ID number providing a ‘birth history’ for the part being
fastened.
The “Write_Tag” contains the configuration of the message transfer. A MSG command (Message command in the
PLC logic) must be used in conjunction with a ‘Write_Tag’ to send data. In the case below, ‘VIN_Number_Write’ tag
has been setup and configured (following pages)
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