Fanuc alarm PS0029: ILLEGAL OFFSET VALUE
PS alarm (program/operation) · Fanuc 0i-D
What it means
The offset amount commanded is illegal — typically a negative value or a value beyond the permissible range for the compensation memory type in use.
Likely causes
- Negative wear or geometry offset entered
- Offset value exceeding the maximum for the memory type
- Bad data written via G10 or system variables
Need the part urgently?
Send us alarm PS0029 with your machine details — typical RFQ turnaround is 24–48h.