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Appendix B – Definitions and Abbreviations
B-2
Installation and Start-up Guide for NPBA-01
Process Data
Data that contains Control Word and Reference value or Status Word
and Actual value
Profile
Adaptation of the protocol for certain application field, e.g. drives
Request Label
Coded information specifying the required service for the parameter
part sent from master to slave
Response Label
Coded information specifying the required service for the parameter
part sent from slave to master
Slave
Passive bus participant. In PROFIBUS terminology, slave stations (or
slaves) are also called passive stations.
Status Word
Word from slave to master with bit-coded status messages
Warning
Signal caused by an existing alarm which does not lead to tripping of
the device