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Main
Sub
Error
code
55
0~3
Cause
Er550: External ABZ
encoder disconnected
Er551: External encoder
Phase A disconnected
Er552: External encoder
Phase B disconnected
Er553: External encoder
Phase Z disconnected
Main
Sub
Error
code
57
0
Cause
Forced alarm input
signal occurred
Main
Sub
Error
code
5F
0
Cause
Automatically detected
motor doesn't match
set motor
Main
Sub
Error
code
5F
1
Cause
Driver power rating not
within range.
Main
Sub
Error
code
60
0
Cause
The motor control loop
calculation time
overflow
Display:
"Er
550" --
Error description: Encoder mode not match in full closed loop mode
Diagnosis
Verify if encoder cable is connected
properly
Display: "
Er
570"
Error description: Forced alarm input valid
Diagnosis
Verify forced alarm input signal
Display:
"Er
5F0"
Content: Motor model no. detection error
Diagnosis
/
Display:
"Er
5F1"
Error description: Driver power module detection error
Diagnosis
Restart driver
Display:
"Er
600"
Error description: Main loop interrupted timeout
Diagnosis
Check for interference from
devices releasing
electromagnetic field
Restart driver
User manual of EL8-EC***F AC Servo
"Er
553"
Solution
1. Make sure encoder cable
connection is tight,;
2. Change encoder cable.;
3.
needs to be shielded.
Solution
Verify if the input wiring connection is
correct
Solution
Please contact our technical
support
Solution
Please contact our technical
support
Solution
Ground driver and motor to reduce
interference
Replace driver
External
encoder
322
cable
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