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Communication manual 8400 motec CANopen

Data transfer

Structure of the CAN data telegram

36 L EDS84DMOTCAN EN 3.0 - 11/2011

7 Data transfer

Via the system bus interface, for instance process data and parameter values can be

exchanged between the nodes. In addition, the interface enables the connection of

additional modules such as distributed terminals, keypads and input devices or external

control systems and hosts (masters).

The system bus interface transfers CAN objects following the CANopen communication

profile (CiA DS301, version 4.02) developed by the umbrella organisation of CiA (CAN in

Automation) in conformity with the CAL (CAN Application Layer).

7.1 Structure of the CAN data telegram

[7-1] Basic structure of the CAN telegram

The following subchapters provide a detailed description of the identifier and the user

data. The other signals refer to the transfer characteristics of the CAN telegram the

description of which is not included in the scope of this documentation.

 Tip!

Please visit the homepage of the CAN user organisation CiA (CAN in automation)

for further information:

http://www.can-cia.org

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Lenze E84DGFCC Bedienungsanleitung Seite 36