Mitsubishi Electric MELCEC Q Series User Manual page 150

9. LOADING AND INSTALLATION
The procedures used to switch on the power supply are indicated below.
AC system
1) Turn on the power supply.
2) Set the CPU module to RUN.
3) Push the start switch.
4) The output devices are driven in accordance with the
program when the magnetic contactor (MC) comes on.
AC/DC system
1) Turn on the power supply.
2) Set the CPU module to RUN.
3) Generate RA2 when the DC power supply starts.
4) Set the timer (TM) to "ON" upon 100% establishment of DC
power supply.
(The set value for TM shall be the period from generating
RA2 to 100% establishment of DC power supply. Set 0.5
seconds for it.)
5) Push the start switch.
6) The output devices are driven in accordance with the
program when the magnetic contactor (MC) comes on.
(When a voltage relay is used for RA2, the timer in the
program (TM) is not necessary.)
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