AC70 VC CONTROL FREQUENCY INVERTER MANUAL
FAULT DIAGNOSES AND PROCESSING
53
ERR6
Keyboard
connect fault
●
Keyboard wire fault.
●
Keyboard component
damage.
●
Check keyboard wire
●
Seek support from factory.
E.CPE
Parameter
copy fault
●
Parameter copy
communication is fault.
●
Copy keyboard is not match
the inverter.
●
Check wire.
●
Select the specified
external keyboard model.
E.CE
RS485
communicatio
n fault
●
Baud rate not right.
●
Communication connection
not right.
●
Communication format not
right.
●
Set right Baud rate
●
Check communication
wiring
●
Check Communication
format
SEn
Feedback
sensor fault
●
Alarm while PID analog
value feedback signal is small
than [H-28].
●
PID feedback wire problem.
●
Feedback sensor problem.
●
Feedback input circuit
problem.
●
Confirm sensor
state,change it if problem
●
Check wiring.
●
Adjust feedback channel
signal
E.PAn
Keyboard
connect fault
●
Keyboard wire fault.
●
Keyboard component
damage.
●
Check keyboard wire
●
Seek support from factory.
E. EF
Inverter
external fault
●
Peripheral equipment fault
protection.
●
Check peripheral equipment.
E.PAn
Keyboard
connect fault
●
Keyboard wire fault.
●
Keyboard component
damage.
●
Check keyboard wire
●
Seek support from factory.
Chart 5-1: Fault information and details
