Application Examples; Setting An Absolute Encoder; A.6 Application Examples - Siemens SINAMICS G120D Operating Instructions Manual

Appendix

A.6 Application Examples

A.6

Application Examples

A.6.1

Setting an absolute encoder

Encoder data
In the following example, the inverter must evaluate an SSI encoder. The encoder data sheet
also includes the following encoder data:
Table A- 11
Feature
Principle of operation
Operating voltage
Clock frequency of
the SSI interface
Digital resolution
SSI telegram
Code type
①
280
Excerpt from the data sheet of the absolute encoder
Value
Multiturn
10 V ... 30 V
100 kHz ... 1 MHz
25 bit (8192 steps x
4096 revolutions)
25 bit, without parity
Gray
⑧
... : See the following descriptions
Configuring an Adapting the
encoder encoder data
①
Converter with control units CU240D-2
Operating Instructions, 04/2014, FW V4.7, A5E34262100B AA
Parameter
③
p0404.2 = 1
④
p0404.21 = 1
⑤
p0427 = 100
⑥
p0423 = 8192
p0421 = 4096
⑦
p0447 = 25
⑧
p429.0 = 0