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ErrorLib — Industrial Fault Code Library

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0x8001

UPS Configuration Error

Beckhoff · CX2100-0914 Embedded PC

What does 0x8001 mean?

The function block output `nErrId` shows 0x8001, indicating an error in the Uninterruptible Power Supply (UPS) configuration. This typically means the UPS is not correctly configured in the system or no UPS is detected.

Common Causes

  • Error in the configuration of the UPS (Uninterruptible Power Supply).
  • Incorrect UPS parameters set.
  • UPS not properly recognized by the system.
  • Mismatched UPS firmware and configuration.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Verify the UPS configuration settings via the Windows UPS service (Control Panel > Energy Options > UPS) or the Beckhoff Shell extension (Control Panel > Energy Options > Beckhoff UPS Configuration).

  2. 2

    Ensure a compatible UPS device is physically connected to the Embedded PC and is properly recognized by the operating system.

  3. 3

    Confirm that the Beckhoff UPS software components are installed and active on the operating system.

Browse all codes in this manual (19)
Verified technical data. Last updated: April 2026

Related Faults

0x8002UPS Communication Error0x8003Error Reading UPS Status Data3 pulses (arg 0)K-bus Command Error
Source: Beckhoff CX2100-0914 Embedded PC
Open Manual (Page 68)Search more codes in this manual