Err 27.0 Electronic gear error fault in panasonic drive

Cause: The calculated electronic gear ratio (Pr0.09 / Pr0.10) is outside the allowable range (usually 1/1000 to 1000).

Remedy:

• Check numerator (Pr0.09) and denominator (Pr0.10).
• Ensure the result of the division is not zero or extremely large.
• Restart power after changing these parameters.