Chapter 13 Warning Codes - Delta ME300 Series User Manual

ID No. Display on LCM Keypad
1
Action level
Action time
Warning treatment parameter
Reset method
Reset condition
Record
Cause
Incorrect communication
command from the upper unit
Malfunction caused by interference
Different communication setting
from the upper unit
Disconnection or bad connection
of the cable
ID No. Display on LCM Keypad
2
Action level
Action time
Warning treatment parameter
Reset method
Reset condition
Record
Cause
Incorrect communication
command from the upper unit
Malfunction caused by interference
Different communication setting
from the upper unit
Disconnection or bad connection
of the cable
ID No. Display on LCM Keypad
3
Action level
Action time
Warning treatment parameter
Reset method
Reset condition
Record
Cause
Incorrect communication
command from the upper unit

Chapter 13 Warning Codes

Warning Name
Communication error 1
RS-485 Modbus illegal function code
(CE1)
Action and Reset
When the function code is not 03, 06, 10 and 63.
Immediately
N/A
"Warning" occurs when Pr.09-02=0 and the motor drive keeps running. The drive
resets automatically when receiving the correct function code.
Immediately reset
N/A
Check if the communication command is correct.
Verify the wiring and grounding of the communication circuit. It is recommended
to separate the communication circuit from the main circuit, or wire in 90 degree
for effective anti-interference performance.
Check if the setting for Pr.09-02 is the same as the setting for the upper unit.
Check the cable and replace it if necessary.
Warning Name
Communication error 2
RS-485 Modbus illegal data address (00–254 H)
(CE2)
Action and Reset
When the input data address is incorrect.
Immediately
N/A
"Warning" occurs when Pr.09-02=0 and the motor drive keeps running. The drive
resets automatically when receiving the correct data address.
Immediately reset
N/A
Check if the communication command is correct.
Verify the wiring and grounding of the communication circuit. It is recommended
to separate the communication circuit from the main circuit, or wire in 90 degree
for effective anti-interference performance.
Check if the setting for Pr.09-02 is the same as the setting for the upper unit.
Check the cable and replace it if necessary.
Warning Name
Communication error 3
RS-485 Modbus illegal data value
(CE3)
Action and Reset
When the length of communication data is too long.
Immediately
N/A
"Warning" occurs when Pr.09-02=0 and the motor drive keeps running. The drive
resets automatically when receiving the correct communication data value.
Immediately reset
N/A
Check if the communication command is correct.
13-1
Chapter 13 Warning CodesME300
Description
Corrective Actions
Description
Corrective Actions
Description
Corrective Actions