APPX
Appendix 11 General Safety Requirements
247
A
When the ERR. contact of a power supply module is used
*1 The C Controller module starts when RA1 (control starting output) turns ON.
*2 A stop caused by an emergency stop switch or a limit switch, or the ERR. contact is OFF.
*3 Configure external interlock circuits for conflicting operations such as forward/reverse rotations and the parts where the incorrect output
may cause damage to the machines or accidents.
MC
RA1 RA3
RA2
XM
Ym
Yn
MC2
MC1
MC
MC
MC
RA2
L
MC1
RA1
MC2
(-) (+)
ERR
RA3
For AC and DC power
Power supply
Transformer
Transformer
Fuse
Fuse
C Controller module
DC power
Fuse
User program
Start/Stop circuit*1
Start switch
Stop switch
Use of a voltage relay is recommended.
Low battery alarm (Lamp or buzzer)
Output module
Turns ON by RUN caused by SM403.
Turns OFF by ERR contact OFF (stop error occurred).
"Power supply
Output module
Power supplied to the output devices is shut off when the stop switch is pressed.*2
Interlock circuits*3
Summary of Contents for MELSEC iQ-R C R12CCPU-V
Page 1: ...MELSEC iQ R C Controller Module User s Manual Application R12CCPU V ...
Page 2: ......
Page 23: ...1 EXECUTING PROGRAMS 1 3 I O Access Timing 21 1 MEMO ...
Page 32: ...30 3 MEMORY CONFIGURATION OF C Controller Module 3 4 Files MEMO ...
Page 257: ...I 255 MEMO ...
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