Maxsine EP3 AC Series, User Manual

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7.2 The reason and handling of alarm
210
报
警
Err47 (Absolute encoder external battery error)
Potential cause Check Handle
External battery out of power External battery voltage Replace battery
Err48 (Absolute encoder external battery alarm)
Potential cause Check Handle
External battery out of power External battery voltage Replace battery
First time power on after
replacing battery battery voltage If voltage is normal, please
restart encoder. Refer to
chapter 3.6.1
Err50 (Motor parameter does not match that of drive)
Potential cause Check Handle
The power of motor does not
match that of drive Check the motor match list
of drive Replace suitable drive or
motor
Err51 (Resolver loses track)
Potential cause Check Handle
Encoder wiring error Check whether encoder
shield is good or not Connect wiring correctly,
including shield wiring
Encoder wiring does not reach
the requirement Check whether encoder is
twisted-pair Replace encoder signal cable
Err52 (Resolver signal degradation)
Potential cause Check Handle
Encoder wiring fault Check whether encoder
shield is good or bad Connect wiring correctly,
including shield wiring
Encoder wiring does not reach
the requirement Check whether encoder is
twisted-pair Replace encoder signal cable