Siemens Sinumerik 840D sl Programming Manual page 479

Selection of a number of stop events, which induce at least short stopping:
Event name
RESET
PROG_END
INTERRUPT
SINGLEBLOCKSTOP
STOPPROG
PROG_STOP
WAITM
WAITE
STOP_ALARM
RETREAT_MOVE_THREAD
WAITMC
NEWCONF_PREP_STOP
SYSTEM_SHUTDOWN
ESR
EXT_ZERO_POINT
STOPRUN
Explanation of the responses
immediate ("hard" stop event)
delayed ("soft" stop event)
Alarm 16954
Alarm 16955
Alarm 16957
For a list of other responses to stop events, see:
References:
Function Manual Basic Functions; Mode Group, Channel, Program Operation, (K1),
"Influencing and Impact on Stop Events"
Job planning
Programming Manual, 02/2011, 6FC5398-2BP40-1BA0
8.4 Conditionally interruptible program sections (DELAYFSTON,
Response interruption parameters
immediate IS: DB21,... DBX7.7 and DB11, ... DBX20.7
Alarm 16954 NC prog.: M30
delayed IS: FC-9 and ASUP DB10, ... DBB1
delayed Single block mode in the stop delay section is activated:
NC stops at the end of the first block outside the stop delay
section.
Single block already selected before the stop delay section:
NST: "NC Stop at block limit" DB21, ... DBX7.2
delayed IS: DB21,... DBX7.3 and DB11, ... DBX20.5
Alarm 16954 NC prog.: M0 and M1
Alarm 16954 NC prog.: WAITM
Alarm 16954 NC prog.: WAITE
immediate Alarm: Alarm configuration STOPBYALARM
Alarm 16954 NC prog.: Alarm 16954 with LFON
(stop and fastlift in G33 not possible)
Alarm 16954 NC prog.: WAITMC
Alarm 16954 NC prog.: NEWCONF
immediate System shutdown with 840Di
delayed Extended stop and retract
delayed External zero offset
Alarm 16955 OPI: PI "_N_FINDST" STOPRUN
Path traversing behavior
Stops immediately even in stop delay
section.
Does not stop (even short-term) until after
stop delay section.
Program is aborted because illegal program
commands have been used in stop delay
section.
Program is continued, an illegal action has
taken place in the stop delay section.
The program section (stop delay section)
enclosed by DELAYFSTON and
DELAYFSTOF could not be activated.
Every stop will take effect immediately in
the section and is not subject to a delay.
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