Inovance E020.7 fault code meaning

Inovance / E020.7

Series: IS580

Z signal interference

servo drive

Meaning:

Possible causes

Source: IS580 Series Servo Drive Function Manual P69

Series: MD520

Z signal interference

AC drive

Meaning: Detection is supported only under FVC control of synchronous motors. When the Z signal is reached 5 consecutive times, the deviation between the expected reset angle and the current angle exceeds 45°.

Possible causes

ABZ encoder or sine/cosine encoder Z signal cumulative angular deviation too large

Source: MD520 Commissioning Manual - Chinese p. 95

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

Z signal interference

AC drive

Meaning:

Possible causes

Source: MD520HS-INT Series High-Speed AC Drive User Manual P114; MD520HS Series High-Speed AC Drive User Manual P116; MD630-JC Series Machine Tool Spindle Drive User Manual P160; MD630 Series General-Purpose AC Drive Function Manual P678