Siemens SINAMICS S120 Commissioning Manual page 250

Diagnostics
3.6 Troubleshooting for encoders
● Motor measuring system faults set the drive object to fault (ZSW1 bit3), the faults are
● The direct measuring system faults are re-addressed as alarms via the appropriate drive
DO
Figure 3-14
Alarm A:
The alarm is canceled immediately, if the encoder fault was able to be acknowledged.
Faults F:
The fault remains active at the drive object until it is acknowledged via the cyclic interface.
248
additionally signaled via the drive interface. An entry is made in fault buffer p0945. The
parameterized fault reaction is initiated internally.
object and signaled via the drive interface (ZSW1 bit7). An entry is made in alarm buffer
r2122.
No drive reactions are initiated.
F
A
F
A
Encoder fault handling
FA
FA
F
F
F
G
Commissioning Manual, (IH1), 01/2012, 6SL3097-4AF00-0BP2
FA
F
F
1 G2
Commissioning Manual
F