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3 DESIGN
3.2 External Circuit Design
As to the ways to design the external circuits of the Motion system, this section
explains the method and instructions for designing the power supply circuits and
safety circuits, etc.
(1) Sample system circuit design for motion control
3-phase
200/220VAC
Power Supply
PLC CPU
Motion CPU
Q61P-A2
Qn(H)CPU
Q173CPU(N)/
Q172CPU(N)
NFB
R
S
T
CP1
Servo external
signals interface
module
Input module
Output module
QX40
QY10
Q172LX
200VAC
FLS1
200VAC
Forced stop
Xn
PYm
COM
G24
DOG8/
CHANGE8
COM
FG
LG
FLS1
Number of inputs:
8 axes/module
DOG8/
CHANGE8
CP2
EMG
24VDC
Power
supply
24V
24G
Emergency Stop
EMG
Output of Motion CPU
PYm
Ra1
Servo amplifier output situation
(On : servo normal output, OFF : alarm abnormal
CP3
Ra1
Operation Ready
OFF
ON
MC
MC
SK
3-4