Siemens SINUMERIK 840D sl Programming Manual page 544

Path traversing behavior
8.4 Conditionally interruptible program sections (DELAYFSTON, DELAYFSTOF)
Example: Stop events
In the stop delay section, a change in the feedrate and feedrate inhibit are ignored. They
only become effective after the stop delay section.
Stop events are divided into:
"Soft" stop events
"Hard" stop events
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
544
Response: delayed
Response: immediate
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
Programming Manual, 06/2009, 6FC5398-2BP20-0BA0
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