-72-
7- segment
monitor
display
Alarm
description
Check points
Actions
GAL
2
Overspeed
Over-shoot or under-shoot
happened?
Confirm speed command value or
torque command value.
GAL
3
Modbus
communication
timeout
Communication cable
disconnected?
Confirm communication cables are
connected securely.
PonG
Power supply
abnormality
+24V power supply output from
the control circuit overloaded or
shortened?
Check the +24V output power supply for load
conditions.
oPn
o
Missing output phase Missing an output phase?
Connect the output cables securely.
oPn
1
Misssing input phase
Missing an in input phase?
Check and improve the input current..
Gnd
F
Check grounding
short-circuit current
Short-circuited when grounding? Confirm output cable and motor insulation
performance.
FAn
L
Cooling fan
abnormality
Cooling fan is working?
Check the fan performance
rYoFF
Main relay
abnormality
Turn of power and wait untill
CHARGE lamp turns off, turn the
power on again and check the
alarm?
Contact the supplier.
