F015
Data conversion error
Allen-Bradley · Logix 5000
What does F015 mean?
An error occurred during the conversion of data from one format or type to another. This prevents correct data processing.
Common Causes
- Data conversion error
Repair Steps & Checklist
Click steps to track your progress.
- 1
Verify the data types and ranges of source and destination tags used in data conversion instructions within the PLC program.
- 2
Monitor the real-time values of source tags feeding into data conversion instructions to identify abnormal or out-of-range data.
- 3
Inspect the configuration of I/O modules, especially analog inputs, that provide data used in conversion instructions for correct scaling and data format.
- 4
Check for any overflow or underflow conditions that could arise from calculated values before a data conversion instruction is executed.
Verified technical data. Last updated: March 2026
Related Faults
Source: Logix 5000