Outline Design Of Positioning System - Mitsubishi Electric MELSEC-Q QD75M User Manual

1 PRODUCT OUTLINE

1.1.5 Outline design of positioning system

PLC
CPU
Read,
write
and
etc.
Fig. 1.2 Outline of the operation of positioning system using QD75
The outline of the positioning system operation and design, using the QD75, is shown
below.
(1) Positioning system using QD75
QD75
S
Positioning command
S
Control command
C
N
OS
Monitor data
E
T
I
Interface
F
MR-H-BN/MR-H B/MR-J2- B/MR-J2S- B/MR-J2-Jr/MR-J2M-B
+
Positioning
S
control
S
-
C
Positioning command
N
Control command
E
Monitor data
T
SSCNET I
F
Manual puse generator
A-phese/B-phese
External output signal (Refer to Section 3.3.2)
FLS (Upper limit signal)
RLS (Lower limit signal)
CHG (External command signal/switching signal)
STOP (Stop signal)
DOG (Near-point dog signal)
1 - 18
+ + +
Current
Speed
Inverter
control control
- - -
Current feedback
Speed feedback
Interface
Position feedback
MELSEC-Q
Servo
motor
M
PLG