YASKAWA CIMR-JA Series User Manual

Cause Possible Solutions
Minor Fault
(H2-01 = 10)
A data error occurred due to
noise.
• Check options available to minimize the effects of noise.
• Counteract noise in the control circuit wiring,
main circuit lines
and ground wiring.
• Reduce noise on the controller side.
• Use surge absorbers on magnetic contactors or other equipment
causing the disturbance.
• Use cables recommended by Yaskawa or another type of
shielded line. The shield should be grounded on the controller
side or on the drive input power side.
• Separate all wiring for communications devices from drive
input power lines. Install a noise filter to the input side of the
drive input power.
YES
Communication protocol is
incompatible.
• Check the H5 parameter settings as well as the protocol setting
in the controller.
• Ensure settings are compatible.
YES
Communication does not take
place every 2 s.
• Check the PLC.
• Change the software settings in the PLC.
YES
Incompatible PLC software
settings or there is a hardware
problem.
• Check the PLC.
• Remove the cause of the error on the controller side.
YES
Communications cable is
disconnected or damaged.
• Check the connector for a signal through the cable.
• Replace the communications cable.
YES
LED Operator Display Minor Fault Name
CrST
Can Not Reset
According to the pulse input (RP), the speed deviation is greater than the setting in
F1-10 for a time longer than the setting in F1-11.
Cause Possible Solutions
Minor Fault
Output
(H2-01 = 10)
Fault reset was being executed
when a run command was
entered.
• Ensure that a run command cannot be entered from the external
terminals or option unit during fault reset.
• Turn off the run command.
YES
LED Operator Display Minor Fault Name
EF
Forward/Reverse Run Command Input Error
Both forward run and reverse run closed simultaneously for over 0.5 s.
Cause Possible Solutions
Minor Fault
Output
(H2-01 = 10)
Sequence error
Check the forward and reverse command sequence and correct the
problem.
Note: When minor fault EF detected, motor ramps to stop.
YES
LED Operator Display Minor Fault Name
EF1
External fault (input terminal S1)
External fault at multi-function input terminal S1.
EF2
External fault (input terminal S2)
External fault at multi-function input terminal S2.
EF3
External fault (input terminal S3)
External fault at multi-function input terminal S3.
EF4
External fault (input terminal S4)
External fault at multi-function input terminal S4.
5.5 Alarm Detection
YASKAWA ELECTRIC TOEP C710606 25B YASKAWA AC Drive J1000 Installation & Start-Up Manual
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5
Troubleshooting
2/6/2008-14:44

YASKAWA CIMR-JA Series Specifications

General

Brand	YASKAWA
Model	CIMR-JA Series
Category	Controller
Language	English