Inovance E020.3 fault code meaning

Series: ES510

Encoder direction detection error

servo drive

Meaning:

Possible causes

Source: ES510 Series Servo Drive User Manual P75

Series: IS580, MVSY, MVSY1

No encoder feedback

servo drive

Meaning:

Possible causes

Source: IS580 Series Servo Drive Function Manual P68; MVSY Series Integrated Electrohydraulic Servo Unit User Manual P105; MVSY1 Series Integrated Electrohydraulic Servo Unit User Manual P98

Series: MD520

No encoder feedback

AC drive

Meaning: Under FVC control, this fault is reported when the following conditions are met. 1, during dynamic no-load auto-tuning, the encoder feedback frequency is less than 10% of the target frequency. 2, during dynamic loaded auto-tuning, the encoder feedback frequency is less than 2% of the rated frequency.

Possible causes

• No speed feedback from the encoder

Source: MD520 Commissioning Manual - Chinese p. 94

Series: MD520HS-INT, MD520HS, MD630-JC, MD630

No encoder feedback

AC drive

Meaning:

Possible causes

Source: MD520HS-INT Series High-Speed AC Drive User Manual P113; MD520HS Series High-Speed AC Drive User Manual P115; MD630-JC Series Machine Tool Spindle Drive User Manual P160; MD630 Series General-Purpose AC Drive Function Manual P678