Siemens SINAMICS SIMOTICS S200 PROFINET - Page 764

r2121 Counter alarm bu󹪜er changes
 Dat
a type: Unsigned16 Visible in: Extended display 
Read permission: Read drive data or acknowledge messages
Write permission: Edit device con󹪝gur
ation or driv
e applications
Parameter group: Faults / alarms
Unit: -
Description: This counter is incremented every time the alarm bu󹪜er changes.
Dependency
: See also: r2122, r2123, r2124, r2125
r2122[0...63] Alarm number
 Data type: Unsigned16 Visible in: Ext
ended display 
Read permission: Read drive data or acknowledge messages
Write permission: Edit device con󹪝gur
ation or driv
e applications
Parameter group: Faults / alarms
Unit: -
Description: Displays the numbers of the last 64 alarms.
Dependency: See also: r2123, r2124, r2125, r2134, r2145, r2146, r3123
NOTICE
The properties of the alarm bu󹪜er should be t
aken from the corresponding product documentation.
Note
The bu󹪜er paramet
ers are cyclically updated in the background.
Alarm bu󹪜er structure (general principle):
Currently active alarms (not gone):
r2122[0], r2124[0], r2123[0], r2125[0] --> alarm 1 (the oldest)
. . .
r2122[7], r2124[7], r2123[7], r2125[7] --> Alarm 8 (the latest)
History of alarms that have gone:
r2122[8], r2124[8], r2123[8], r2125[8] --> Alarm 1 (the latest)
. . .
r2122[63], r2124[63], r2123[63], r2125[63] --> alarm 56 (the oldest)
r2123[0...63] Alarm time received in milliseconds
 Data type: Unsigned32 Visible in: Ext
ended display 
Read permission: Read drive data or acknowledge messages
Write permission: Edit device con󹪝gur
ation or driv
e applications
Parameter group: Faults / alarms
Unit: ms
Description: Displays the system runtime in milliseconds when the alarm occurred.
Dependency: See also: r2114, r2122, r2124, r2125, r2134, r2145, r2146, r3123
NOTICE
The time comprises r2145 (days) and r2123 (milliseconds).
Note
The bu󹪜er par
ame
t
ers are cyclically updated in the background (refer to status signal in r2139).
The structure of the alarm bu󹪜er and the assignment of the indices is shown in r2122.
Appendix
A.3Parameters
SINAMICS S200 PROFINET servo drive system with SIMOTICS S-1FL2
762 Operating Instructions, 11/2023, FW V6.3, A5E51646752B AB