EtherCAT Communication
‑116‑
When the MD500‑ECAT card is used, the read PDO1 and PDO2 are mapped to U0‑68
and U0‑69 respectively by default. Therefore, ensure that the first entry of TPDO is U0‑
68; otherwise, an operation exception will occur.
6.8 Communication Configurations
6.8.1 Communication Instance of Controlling MD520 with an Omron
Controller
This section takes Omron's NX701 master as an example to describe how to configure
and use the MD520 series AC drives.
1. Create a project.
● Device: Select the actual controller model.
● Version: 1.09 or later version. NX701‑1600 supports version 1.10 or later.
2. Perform communication settings.
a. Choose Controller > Communications Setup on the main interface to set the
connection mode between the PC and controller.
b. Select Direct connection via USB, and click USB Communications Test.
Proceed to the next step if the test is successful.
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