1 accessing process data / pdo mapping, Accessing process data / pdo mapping – Lenze E84DGFCT User Manual

Page 38

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Communication manual 8400 motec EtherCAT®

Process data transfer

Accessing process data / PDO mapping

38

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EDS84DMOTECAT EN 2.1 - 11/2012

8.1

Accessing process data / PDO mapping

Process data are transferred via the MCI/CAN interface.

 Max. 8 words (16 bits/word) per direction can be exchanged.
 The process data are accessed via the port blocks LP_Network_In and

LP_Network_Out. These port blocks are also called process data channels.

 The LP_Network_In port block maps the received MCI-PDOs.
 The LP_Network_Out port block maps the MCI-PDOs to be sent.
 The port/function block interconnection of the process data objects (PDOs) is made via

the Lenze »Engineer«.

[8-1]

Outer and inner data transfer between bus system, controller, and application

Software manual / »Engineer« online help "Inverter Drives 8400 motec"
Here you can find detailed information on the port/function block

interconnection in the »Engineer« and on port blocks.

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