Siemens SINAMICS DCM Manual page 405

Descriptions of functions
10.3 Communication according to PROFIdrive
● Resolution: Encoder pulses ∙ 2n
n: Fine resolution, no. of bits for internal multiplication
Figure 10-8
● Encoder lines of incremental encoder
– For encoders with sin/cos 1Vpp:
Error code in Gn_XIST2
Table 10- 19 Error code in Gn_XIST2
n_XIST2 Meaning
1 Encoder fault
2 Zero mark monitoring
3 Abort parking sensor
4 Abort find reference mark
5 Abort retrieve reference
value
6 Abort flying measurement •
406
Subdivision and settings for Gx_XIST2
Encoder lines = no. of sinusoidal signal periods
Possible causes / description
One or more existing encoder faults.
Detailed information in accordance with drive messages.
–
Parking drive object already selected.
•
A fault exists (Gn_ZSW.15 = 1)
•
Encoder has no zero mark (reference mark)
•
Reference mark 2, 3 or 4 is requested
•
Switchover to "Flying measurement" during search for reference mark
•
Command "Read value x" set during search for reference mark
•
Inconsistent position measured value with distance-coded reference marks.
•
More than four values requested
•
No value requested
•
Requested value not available
•
No probe configured p0488, p0489
Switch over to "reference mark search" during flying measurement
•
Command "Read value x" set during flying measurement
•
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SINAMICS DCM DC Converter
Operating Instructions, 02.2015, A5E34763375/RS-AA/001