Siemens SIMATIC S7-1200 - Page 423

Extended instructions
9.5 Interrupts
S7-1200 Programmable controller
System Manual, V4.2, 09/2016, A5E02486680-AK
423
DETACH operation
Use the DETACH instruction to detach either a particular event or all events from a particular
OB. If an EVENT is specified, then only this one event is detached from the specified
OB_NR; any other events currently attached to this OB_NR will remain attached. If no
EVENT is specified, then all events currently attached to OB_NR will be detached.
Condition codes
Table 9- 99 Condition codes
RET_VAL (W#16#....)
ENO
Description
0000
1
No error
0001 1 Nothing to Detach (DETACH only)
8090
0
OB does not exist
8091
0
OB is wrong type
8093
0
Event does not exist