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ErrorLib — Industrial Fault Code Library

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215

TagID Level Sensor Wrong Cell / Defective

Fronius · Perfect Charging

What does 215 mean?

The level sensor integrated with the TagID module is either mounted in the incorrect battery cell or is defective. This sensor is crucial for monitoring electrolyte levels in specific battery types, such as flooded lead-acid batteries, and ensuring safe operation.

Common Causes

  • Incorrect installation of the TagID level sensor in a battery cell other than the designated monitoring cell.
  • An internal failure of the level sensor component within the TagID module.
  • Physical damage to the TagID module or its sensor probe affecting its functionality.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Verify the correct mounting position of the TagID level sensor in the specified battery cell according to installation instructions.

  2. 2

    Perform diagnostics on the TagID module, if available, to confirm the functionality of the level sensor.

  3. 3

    Replace the TagID module if the level sensor is integrated and found to be defective.

Browse all codes in this manual (61)
Verified technical data. Last updated: April 2026

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Source: Fronius Perfect Charging
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