S7-300
S7-400
S7-1200
S7-1500
Description LAD/FBD
STL
(not S7-1200)
SCL
Set time-of-day interrupt
Set time-of-day interrupt, local or system time
LOCAL: Refer SDT to local or system time.
ACTIVATE: When does the OB apply the settings.
Cancel time-of-day interrupt
Activate time-of-day interrupt
Query status of time-of-day interrupt
Start time-delay interrupt
Cancel time-delay interrupt
Query the status of a time-delay interrupt
Mask synchronous error events
Unmask synchronous error events
Read out event status register