Mitsubishi Electric MELCEC Q Series User Manual page 149

9. LOADING AND INSTALLATION
(1)
AC system
Power supply
Transformer
Fuse
CPU module
M9006
M9039
XM
M9084
Start
Program
switch
RA1
Stop
MC
switch
Input module
RA2
Output module
Ym
Yn
Output module
MC
MC2
Y1
MC1
System design circuit example
DC power supply
Ym
established signal
input
Yn
Start/stop circuit
Y1
Can be started by turning
on of RA1, which is the
programmable controller
RUN output.
MC
XM
Output for warning
(lamp or buzzer)
L
Turned on in the RUN
status by M9039
RA1
MC
Switches off the power
supply to output devices
when the system stops:
At emergency stops
at stops on reaching
MC1
a limit
Interlock circuit
MC2
Constructs external interlock
circuits for opposing operations
such as forward and reverse
rotation, and parts that could
cause machine damage or
RA2
accidents.
AC/DC system
Power supply
Transformer Transformer
Fuse
CPU module
M9006
Ym
M9039
Yn
XM
TM
TM
M9084
TM
MC1 N0 M10
N0
M10
Program
Start
switch
RA1
MC
MC
Stop
switch
Input module
RA2
Output module
Ym
Yn
Output module
MC2
MC1
9 - 17
Fuse
DC power
supply
(-) (+)
Fuse
The setting for TM
is the time taken
to establish the
DC input signal.
Voltage relay
recommended
RA2
XM
Output for warning
(lamp or buzzer)
L
Turned on in the RUN
status by M9039
RA1
MC MC
Switches off the
power supply to output
devices when the
system stops:
At emergency stops
at stops on reaching
MC1
a limit
MC2