Yaskawa MP900 Series Machine Controller New Ladder Editor - Manual (Page 212)

2.1 Message Functions
2-19
2
„ Output
BUSY (In Process)
Indicates that the process is being executed. Keep EXECUTE set to "ON".
COMPLETE (Completion of Process)
Becomes "ON" for only 1 scan upon normal completion.
ERROR (Occurrence of Error)
Becomes "ON" for only 1 scan upon occurrence of error. Refer to PARAM00 and
PARAM01 of "„ Parameter Details" (on page 2-14).