Mitsubishi Electric MELSEC-Q Series - Outline Design of Positioning System

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Chapter 1 Product Outline
1.1.5 Outline design of positioning system
The outline of the positioning system operation and design using the Simple Motion
module is shown below.
(1) Positioning system using Simple Motion module
LSP/LSN (Upper/Lower limit signal)
(Note)
DOG (Proximity dog signal)
(Note)
External input signal of servo amplifier (Refer to the servo
amplifier Instruction manual.)
CC-Link IE
Field Network
Positioning command
Control command
Monitor data
External input signal
of the servo amplifier
Read
and
write,
etc.
PLC
CPU Simple Motion module
OS
Monitor data
Interface
Positioning
command
Control
command
External input signal (Refer to Section 3.4.2)
Manual pulse generator/
Incremental synchronous encoder
A-phase/B-phase
EMI (Forced stop input signal)
DI (External command signal/Switching signal)
(Note): The external input signal of servo amplifier or external input signal via CPU
(buffer memory of QD77GF) can be used in the parameter setting.
(Refer to Section 5.2.3.)
Servo
motorServo amplifier
Interface
M
PLG
Positioning
control
Speed
control
Current
control
Inverter
Current feedback
Speed feedback
Position feedback
+
-
+
-
+
-
C
C
L
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F
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N
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w
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F
-
C
C
L
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Fig. 1.1 Outline of the operation of positioning system using Simple Motion module