User Manual Of EL7-EC** AC Servo
281
Error
code
Mai
Sub
Display: “
Er 570”
57
0
Error description: Forced alarm input valid
Cause
Diagnosis
Solution
Forced alarm input
signal occurred
Verify forced alarm input
signal
Verify if the input wiring connection
is correct
Error
code
Main Sub
Display: “
Er 5F0”
5F
0
Content: Motor model no. detection error
Cause
Diagnosis
Solution
Automatically detected
motor doesn’t match
set motor
/
Please contact our technical
support
Error
code
Main Sub
Display: “
Er 5F1”
5F
1
Error description: Driver power module detection error
Cause
Diagnosis
Solution
Driver power rating not
within range.
Restart driver
Please contact our technical
support
Error
code
Main Sub
Display: “
Er 600”
60
0
Error description: Main loop interrupted timeout
Cause
Diagnosis
Solution
The motor control loop
calculation time
overflow
Check for interference from
devices releasing
electromagnetic field
Ground driver and motor to reduce
interference
Restart driver
Replace driver
Error
code
Main Sub
Display: “
Er 601”
60
1
Error description: Velocity loop interrupted timeout
Cause
Diagnosis
Solution
Motor control loop
calculation time
overflow
Verify if encoder connection is
and that the encoder cable is
too not long (more than 20
meters)
Replace encoder cable if necessary
Restart driver
Replace the drive with a new one