01.02 2 Glossary / Abbreviations
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SINUMERIK 802S/802C (DG) 2-111
2.2 Glossary
Total of all status bar graphs in an executable form in the PLC
Instruction in user program
Mode of program execution, e.g. manual mode, automatic mode, correspond-
ing to the machine operation
Detection of faulty processes during program execution;
locates undesired or unexpected phenomena in the process
MPI
Hardware module for online coupling with the user program
Electrical element;
provides a signal to the control system
User program
Command
Operating mode
Diagnosis
Multi-point inter-
face
Sensor