Siemens SINUMERIK 840D sl Commissioning Manual page 275

3. After releasing the mouse key, configure the properties of the SINAMICS PROFIBUS
interface:
4. Confirm with "OK".
5. In the "Version" selection box, select the firmware version of the Control Unit.
Note
The firmware version must match the version of the CompactFlash card on the
CU320-2 DP. Refer to the upgrade instructions for the versions that have been released for
PLC-controlled drives.
6. Confirm with "OK".
7. In the PROFIBUS DP master system (SINUMERIK NCU) under "Properties" → "Network
settings" → "Options" and under the "Equidistance" tab activate the option "Activate
equidistant bus cycle".
CNC Commissioning: NC, PLC, Drive
Commissioning Manual, 12/2019, A5E48312804B AA
Configuring PLC-controlled drives
9.2 Configuration via PROFIBUS
275