between request message send and reply message
_LOST 16#7 The messaging [...] message is shorter [...] _OVERFLOW 16#23 The message
because no more messages can be received [...] ToMasterWithSysTimeFrom2000 EnableTaskOutputMessage [...] Error LastInstance LastMessage
message xBusy BOOL x
.ERROR Check error message
category “Message flags
) MessagesLeft (Property)
from IAlarm GetMessage ,