EDS84DMOTCAN EN 3.0 - 11/2011 L 21
Communication manual 8400 motec CANopen
Technical data
Communication time
4.3 Communication time
The communication time is the time between the start of a request and the arrival of the
corresponding response.
The communication times in a CANopen network depend on ...
the processing time in the controller;
the telegram runtime (baud rate / telegram length);
the nesting depth of the network.
Processing time in the controller
There are no interdependencies between parameter data and process data.
Data Processing time
Process data Approx. 2 ms
+ 0 ... 1 ms
+ 1 ... x ms
update cycle
processing time in the module
application task runtime of the technology application used
(tolerance)
Parameter data Approx. 30 ms + 20 ms tolerance (typical)
• For some codes, the processing time may be longer (see software
manual/»Engineer« online help "Inverter Drives 8400 motec").