Inovance E751.6 fault code meaning

Series: SV670NS-INT

Safety MCU excessive deviation in speed comparison

servo drive

Meaning: 1.Sensorless speed update error. 2.Encoder speed feedback error.

Possible causes

• Excessive fluctuation in sensorless speed estimation caused by application conditions in the field
• Safety MCU monitoring detected an encoder speed feedback error

Source: SV670NS-INT Series Servo User Manual (SIL2 Safety Version) P940