20.PROFINET COMMUNICATION
20.9.3.3 Alarm Objects
(1) Alarm history newest (P10752)
The latest alarm information of the alarm history is returned.
The number of the alarm that has
occurred is returned. The description is as
follows. When no history exists, "0" is
returned.
Bit 0 to Bit 15: Alarm detail number
Bit 16 to Bit 31: Alarm number
If [AL. 16.3] occurs, "00160003h" is
returned.
Alarm occurrence time is returned. When
no history exists, "0" is returned.
Unit: [hour]
(2) Alarm history 1 (P10753) to Alarm history 15 (P10767)
The second-latest alarm information of the alarm history is returned.
The number of the alarm that has
occurred is returned. The description is as
follows. When no history exists, "0" is
returned.
Bit 0 to Bit 15: Alarm detail number
Bit 16 to Bit 31: Alarm number
If [AL. 16.3] occurs, "00160003h" is
returned.
Alarm occurrence time is returned. When
no history exists, "0" is returned.
Unit: [hour]
(3) Clear alarm history (P10816)
Writing "1EA5h" to this object clears the alarm history.