DS0022

DUAL CHECK SAFETY IS NOT WORKED

Fanuc · αi Series Servo Amplifier

What does DS0022 mean?

The Dual Check Safety function is unavailable because parameter No.1902#6 is set to 0. This disables a critical safety feature of the system, potentially reducing safety integrity.

Repair Steps

  1. 1

    Set parameter No.1902#6 to 1 to enable the Dual Check Safety function.

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Verified technical data. Last updated: March 2026
Source: Fanuc αi Series Servo Amplifier