ELC500 Control unit
182
POWER LED does not turn ON
10.2.4
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Condition
There is not sufficient power supply..
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Solution
Confirm the status in the following procedure.
<Procedure>
1. Power off ELC500 and double-check the wiring status (e.g. loose terminal?)
2. Check if output of the power supply unit exceeds the rating.
If the internal power supply capacity is not sufficient, examine the combination of the units.
3. Disconnect the power supply to the other devices if the power supply is shared with other device.
If LED on power supply unit turns on, it is assumed that the power supply is not sufficient. Review the
power supply design.
Protect error message appears
10.2.5
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Condition
It is locked by password.
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Solution
Confirm the status in the following procedure.
<Procedure>
1. Power off ELC500 and power on again.
Point
- If you forget the password, initialize the setting.