Siemens S120 Manual page 376

Supplementary system components and encoder system integration
8.1 Sensor Modules
SSI encoder
Figure 8-16
Encoders with 5 V supply connected to X521/X531
For encoders with a 5 V supply at X521/X531, the cable length depends on the encoder
current (for 0.5 mm
Figure 8-17
376
Maximum cable lengths depending on the SSI baud rate for SSI encoders
cable cross-sections):
2
Max. cable length as a function of the encoder current drawn
Manual, (GH6), 04/2014, 6SL3097-4AL00-0BP4
AC Drive