Configuring
6.1 Adding and configuring drives in the device configuration
S7-1500 Motion Control V13 Update 3
92
Function Manual, 07/2014, A5E03879256-AC
Enable isochronous operation of the drive in the device configuration
PROFINET drives can always be operated in isochronous mode or non-isochronous mode.
Isochronous mode, however, increases the quality of the position control of the drive.
Proceed as follows if you want to control the drive in isochronous mode:
1.
Open the device view in the drive.
2.
In the properties dialog, select the tab "PROFINET Interface [X1] > Advanced options >
Isochronous mode".
3.
Select the "Isochronous mode" check box in this tab.
The entry for the frame also has to be selected for isochronous mode in the detailed view.
Interconnecting the port of the PLC with the port of the drive
1.
Open the topology view in the device configuration.
2.
Interconnect the port of the PLC with the port of the drive.
Configuring the PLC as the sync master and setting isochronous mode
1.
Select the device view of the PLC.
2.
In the properties dialog, select the tab "PROFINET Interface [X1] > Advanced options >
Realtime settings > Synchronization".
3.
Select "Sync master" from the "Synchronization role" drop-down list.
4.
Click the "Domain settings" button.
5.
Open the "Domain Management > Sync Domains" tab and set the desired "Send clock"
(isochronous clock).
Select drive in the configuration of the technology object
1.
Add a new axis technology object, or open the configuration of an existing axis.
2.
Open the configuration "Hardware interface > Drive".
3.
Select "PROFIdrive" from the "Drive type" drop-down list.
4.
Select the Drive Object of the PROFINET drive from the "Drive" list.
For information on how to add a technology object, refer to the section Add technology
Result
The technology object is connected to the drive and the "MC Servo" organization block can
be checked / configured.
The frame of the configured drive is assigned to the "PIP OB Servo" process image.
