TN - NJ301 - Slave Issue

Modified on Thu, 6 Feb at 1:34 PM

NJ301 slave issue

Resolve error code:

Slave Application Error (84280000 hex) event

Slave Initialization Error (84230000 hex) event

Summary/Issue Description

This note addresses some of the most common errors that can occur in an EtherCAT master-slave network.

Root Cause

The following errors may occur when the slave enters to the Safe-Operational state.

• Slave Application Error (84280000 hex) event

• Slave Initialization Error (84230000 hex) event

• Slave State Transition Failed (84300001 hex) event

• Slave AL Status Error Detected (84360000 hex) event

Solution

Power down and re-seat the NX modules since vibration may have caused them to separate from the din rail. Then Compare and Merge again to see if configuration has changed.

Implement the following part of code, using functions :

GetECError

ResetECError

Date/Revision History

First review 08/22/2024.

2nd review 01/10/2025 v1.1

Author:

Javier Romo, Technical Support Engineer.

References

NJ/NX series CPU Unit Built-in EtherCAT Port User’s Manual (W505-E1-25)

https://edata.omron.com.au/eData/NJ/W505-E1-25.pdf

NJ/NX Series Troubleshooting Manual (W503-E1-27)

https://edata.omron.com.au/eData/NJ/W503-E1-27.pdf