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Canopen start-up, Canopen general – Burkert Type 8717 User Manual

Page 36

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36

CANopen Start-up

6.

CanOpen STarT-up

6.1.

Canopen general

6.1.1.

Terms used

canopen

CANopen is a field bus system based on the CAN protocol (Controller Area Network).

CANopen is a standard of CAN in Automation (CiA).

The CANopen communication model provides two methods of communication mechanisms:

• Unconfirmed transmission of data blocks of up to 8 bytes to transfer process data (pDO "Process data Object")

without additional overhead compared to SdO.

• Confirmed transmission of data between two nodes with direct access to entries of the object dictionary

(SDO "Service data Object") of the addressed node.

protocol sequence

The protocol sequence complies with CANopen communication profile CiA draft standard 301 V 4.02.

6.1.2.

Technical Data

eDS file

Buerkert_COP8626.EdS

Baudrate

20, 50, 100, 125, 250, 500, 800, 1000 kBit/s
Factory setting 125 kBit/s

address

1 – 127
Factory setting 127

process data

4 TxPdOs
1 RxPdO

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