Siemens SINAMICS S120 Installation And Start-Up Manual page 120

Communication via PROFIBUS
Cyclic communication
For reference marker
or measurement on-the-fly:
p0418 for G1_XACT2 (encoder 1)
p0418 for G2_XACT2 (encoder 2)
S Encoder lines of incremental encoder
– For encoders with sin/cos 1Vpp:
encoder lines = no. of sinusoidal signal periods
Error code in Gx_XACT2
Table 4-15 Error code in Gx_XACT2
Gx_XACT2 Meaning
1 Encoder error
2 Reserved
3 Reserved
4 Abort find reference
marker
5 Abort get reference
value
6 Abort, flying measure-
ment
4-120
Encoder lines
Fig. 4-14 Partitioning and settings for Gx_XACT2
???
Reserved
Reserved
S
A fault is active (Gx_STW.15 = 1)
S
Encoder has no zero marker (reference marker)
S
Reference marker 2, 3 or 4 is requested
S
Switchover to "Measurement on-the-fly" during search for refer-
ence marker.
S
Command "Read value x" set during search for reference
marker.
S
More than one value requested
S
No value requested
S
Requested value not available
S
No probe configured p0488, p0489
S
Switchover to "Find reference marker" during measurement
on-the-fly.
S
Command "Read value x" set during measurement on-the-fly.
SINAMICS S120 Installation and Start-Up Manual, 12/04 Edition
Internal multiplication
Fine information
11 9 8
Factory setting
p0418: 11
p0419: 9
For read absolute value (EnDat encoder):
p0419 for G1_XACT2 (encoder 1)
p0419 for G2_XACT2 (encoder 2)
Possible causes/description
E Siemens AG, 2004. All rights reserved
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