Shenzhen Hpmont Technology Co., Ltd Chapter 8 Troubleshooting
HD5L Series Controller User Manual ―101―
Fault code Fault name Possible reasons of fault Counter-measures
E0021
Controlboard
EEPROM faulty
• Memory circuit fault of control
board EEPROM
• Please contact the supplier for
repairing
E0022
Panel EEPROM
faulty
• Memory circuit fault of panel
EEPROM
• Replace the panel
• Please contact the supplier for
repairing
E0023
Parameter setting
faulty
• The power rating between
motor and controller is too
different
• Improper setting of motor
parameters
• Select a controller with suitable
power rating
• Please set correct value of motor
parameters
E0024 External faulty
• Fault terminal of external
equipment operates
• Please check external equipment
E0028 SCI timeout faulty
• Connection fault of
Communication cable
• Disconnected or not well
connected
• Please check the connection
E0029 SCI faulty
• Connection fault of
Communication cable
• Disconnected or not well
connected
• Communication setting error
• Communication data error
• Please check the connection
• Please check the connection
• Please correctly set the
communication format and the
baud rate
• Send the data according to
MODBUS protocol
E0030 PG direct wrong
• PG wire phase and motor
phase are not match
• Set the reverse value of F11.02
E0031 PG disconnection • PG without input signal • Check the PG connection
E0032 Motor over speed
• PG pulse number fault
• Inadequate controller torque
• Speed-loop PI parameter
setting isn’t correct
• Set proper PG pulse number
• Select biger capacity controller
• Correctly set speed-loop PI
parameter
E0033
Loss of Z signal of
ABZ encoder
• Connection problem
• Severe interference
• Check the connection
E0034
UVW signal
wrong of UVW
encoder
• UVW PG fan-area error • Check the UVW connection
E0035
CD phase wrong
of SINCOS
encoder
• PG fault
• PG disconnection
• Check the PG
• Check the PG connection
E0036 Contator faulty
• Contactor damage
• Feedback contact connection
problem
• Change the contactor
• Check the connection
123
Mark: E0022 doesn’t affect the controller normal operation.
8