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Commissioning NC-controlled drives
6.2 Commissioning drives with "Startdrive"
Parameterizing isochronous mode
Isochronous mode can be activated and deactivated for each IO device or module in the IO
device. You will find a more detailed description of the possible settings for isochronous mode
in the following table.
Parameter
Isochronous mode
Send clock
Application cycle
Ti/To values
Time Ti (actual value)
118
Description
Activate this option if you want to operate the drive (IO device) in isochronous
mode with the PROFINET IO.
Shows the send clock of the PROFINET IO system. Click the link to edit the
setting.
Shows the application cycle (multiple of the data cycle).
Three settings are possible for the Ti/To values:
● Automatic: Ti/To is automatically calculated.
● Manual: Ti/To can be edited.
● Task: Ti/To values are transferred to the OB.
Ti, To: can only be edited if "manual" is set.
Ti
/Ti
: minimum or maximum time for Ti.
Min
Max
To
/To
: minimum or maximum time for To.
Min
Max
Interval: defined interval for Ti/To values.
Specifies at what time Ti, the actual value will be read in before the cycle starts.
MCU commissioning: NC, PLC, Drive
Commissioning Manual, 02/2020, A5E47437618B AB
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