Err 51.0 External scale status error fault in panasonic drive

Err 51.0 External scale status error fault in panasonic drive means the external scale itself is reporting an error (e.g., over-speed, dirty head).


Cause: The external scale itself is reporting an error (e.g., over-speed, dirty head).

Remedy:

• Check the LED status on the linear scale head.
• Clean the scale tape/glass reader head.
• Check scale manufacturer codes for specifics.