HOA Keypad Display
Fault Name
Communication data error occurred due to
noise
• Check the various options available to minimize the effects of noise.
• Counteract noise in the control circuit, main circuit, and ground wiring.
• Ensure that other equipment such as switches or relays do not cause noise. Use surge absorbers if
necessary.
• Use only recommended cables or other shielded line. Ground the shield on the controller side or the drive
input power side.
• Separate all communication wiring from drive power lines. Install an EMC noise filter to the drive power
supply input.
The option card is damaged
Replace the option card if there are no problems with the wiring and the error continues to occur.
The option card is not properly connected
to the drive
• The connector pins on the option card do not line up properly with the connector pins on the drive.
• Reinstall the option card.
HOA Keypad Display
Fault Name
CE
MEMOBUS/Modbus Communication Error
Control data was not received for the CE detection time set to H5-09.
Cause
Possible Solution
Faulty communications wiring or an
existing short circuit
• Check for faulty wiring.
• Correct the wiring.
• Check for disconnected cables and short circuits and repair as needed.
Communication data error occurred due to
noise
• Check the various options available to minimize the effects of noise.
• Counteract noise in the control circuit, main circuit, and ground wiring.
• Use only recommended cables or other shielded line. Ground the shield on the controller side or the drive
input power side.
• Ensure that other equipment such as switches or relays do not cause noise. Use surge suppressors if
required.
• Separate all communication wiring from drive power lines. Install an EMC noise filter to the drive power
supply input.
HOA Keypad Display
Fault Name
CPF11 to CPF14
CPF16 to CPF19
Control Circuit Error
Cause
Possible Solution
There is a self-diagnostic error in the
control circuit
• Cycle power to the drive.
• If the problem continues, replace the control board or the entire drive. Contact Yaskawa or a Yaskawa
representative for instructions on replacing the control board.
Connector on the operator is damaged
Replace the operator.
HOA Keypad Display
Fault Name
CPF02
A/D Conversion Error
An A/D conversion error or control circuit error occurred.
Cause
Possible Solution
Control circuit is damaged
• Cycle power to the drive.
• If the problem continues, replace the control board or the entire drive. Contact Yaskawa or a Yaskawa
representative for instructions on replacing the control board.
HOA Keypad Display
Fault Name
CPF03
Control Board Connection Error
Connection error between the control board and the drive
Cause
Possible Solution
There is a connection error
• Turn off the power and check the connection between the control board and the drive.
• If the problem continues, replace the control board or the entire drive. Contact Yaskawa or a Yaskawa
representative for instructions on replacing the control board.
5.2 Fault Detection
252
YASKAWA TOEP YAIP1W 01F YASKAWA AC Drive - iQpump1000 User Manual
Содержание iQpump1000
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