16#1804

SDO Abort Error

Omron · SYSMAC N-Smart Series Library

What does 16#1804 mean?

A Service Data Object (SDO) communication operation with an EtherCAT slave resulted in an abort. The specific cause is indicated by an associated SDO abort code, which varies depending on the slave's specifications.

Common Causes

  • An SDO communication attempt failed due to a condition reported by the EtherCAT slave.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Consult the instruction reference manual for a list of SDO Abort Codes.

  2. 2

    Refer to the specific manual for the EtherCAT slave device to understand the meaning of its reported SDO abort code and implement the recommended correction.

Browse all codes in this manual (25)
Verified technical data. Last updated: March 2026

Related Faults

Source: Omron SYSMAC N-Smart Series Library