438 c axis inv abnormal current alarm?

Answer 1

The "438 C Axis Inv Abnormal Current Alarm" typically indicates an issue with the current flow in the C-axis of a CNC machine or similar equipment, suggesting that the current is outside normal operating parameters. This could be due to overload, a short circuit, or a malfunction in the motor or drive system. It’s important to investigate the cause of the alarm to prevent potential damage and ensure safe operation. Checking connections, inspecting the motor, and reviewing the machine's settings may help resolve the issue.