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Mitsubishi Electric LCPU-U-HW Safety Manuallines Page 66

Melsec l series.
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The power-on procedure is as follows:
• For AC power
1) Power on the programmable controller.
2) Set the CPU module to RUN.
3) Turn on the start switch.
4) When the electromagnetic contactor (MC) turns on, the output devices
will be activated by the program.
• For AC and DC power
1) Power on the programmable controller.
2) Set the CPU module to RUN.
3) RA2 turns on when DC power is on.
4) Timer (TM) turns on when DC power establishes the rated voltage.
(The timer value is the period of time from when RA2 turns on to when
DC power establishes the rated voltage. Set this value to 0.5 seconds.)
5) Turn on the start switch.
6) When the electromagnetic contactor (MC) turns on, the output devices
will be activated by the program.
(If a voltage relay is used at RA2, no timer (TM) is required in the
program.)
65

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