7. HOW TO CHECK FOR ERROR USING THE LEDS

HOW TO CHECK FOR ERROR USING THE LEDS

7.1 When One Inverter Is Connected

The following example indicates the causes of faults which may be judged from the LED states of the CC-Link unit (FR- E5NC) of the inverter under the condition that the SW, M/S and PRM LEDs of the master unit are off (the master unit setting is correct) in a system configuration where one inverter is connected:

Power

CPU

Master

supply

 

unit

Station 1

Inverter

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