Troubleshooting ( continued )
EtherNet/IP compatible communication
No. | Item | Solution/Corrective action |
1 | MS LED status | The effect of noise is possible. Check |
| Normal status : Green light ON | the installation conditions. If the trouble |
| Fatal failure : Red light ON | cannot be solved even if the installation |
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| conditions are checked, contact our |
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| sales branch. |
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2 | NS LED status | Check the signal line from PLC is |
| Offline/Power is OFF : Light OFF | connected. |
| Online/Communication is not established : | Check the wiring and pin number. |
| Green flashing | Check the data rate and address |
| Online/Communication is established : | setting. |
| Green light ON |
|
| Minor communication error occurred : |
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| Red flashing |
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| Fatal communication error occurred : |
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| Red light ON |
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3 | SOL LED light OFF | Check the power for solenoid |
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| valves/output (24VDC) is supplied. |
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| Check the power supply voltage for |
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| solenoid valves/output does not drop |
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| under 20V. |
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4 | PWR LED light OFF | Check the power for input and control |
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| (24VDC) is supplied. |
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