Outline Design Of Positioning System; Positioning System Using Simple Motion Module - Mitsubishi Electric QD77MS User Manual

1.1.5 Outline design of positioning system

PLC
CPU Simple Motion module
OS
Read
and
write,
etc.
Fig. 1.1 Outline of the operation of positioning system using Simple Motion module
The outline of the positioning system operation and design using the Simple Motion
module is shown below.

(1) Positioning system using Simple Motion module

S
Positioning
S
command
C
N
Control
E
command
T
Positioning command
Monitor data
/
Control command
Monitor data
H
External input signal
I
of the servo amplifier
/
Interface
F
SSCNET (/H)
(Note): The external input signal of QD77MS, external input signal of servo amplifier,
Servo amplifier
S
S + +
Positioning
C
control
N
- -
E
T
/
H
I
Position feedback
/
F
External input signal of servo amplifier (Refer to the servo
amplifier Instruction manual.)
FLS (Upper limit signal)
RLS (Lower limit signal)
DOG (Near-point dog signal)
Manual pulse generator/
Incremental synchronous encoder
A-phase/B-phase
External input signal (Refer to Section 3.4.2)
EMI (Forced stop input signal)
FLS (Upper limit signal)
RLS (Lower limit signal)
DI (External command signal/Switching signal)
STOP (STOP signal)
DOG (Near-point dog signal)
or external input signal via CPU (buffer memory of QD77MS) can be used in
the parameter setting. (Refer to Section 5.2.3.)
1 - 19
Chapter 1 Product Outline
+
Speed Current
Inverter
control control
-
Current feedback
Speed feedback
Interface
(Note)
(Note)
(Note)
(Note)
(Note)
(Note)
Servo
motor
M
PLG