Mitsubishi Electric MELSEC-Q Series - Page 156

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Chapter 5 Data Used for Positioning Control
(b) A-phase/B-phase multiplied by 2
The positioning address increases or decreases at twice rising or twice
falling edges of A-phase/B-phase.
[Pr.22] Input signal logic selection
Positive logic Negative logic
Reverse runForward run
A-phase
(A )
B-phase
(B )
+1 +1 +1 +1 -1 -1 -1 -1
Positioning
address
Reverse runForward run
A-phase
(A )
B-phase
(B )
+1 +1 +1 +1 -1 -1 -1 -1
Positioning
address
(c) A-phase/B-phase multiplied by 1
The positioning address increases or decreases at twice rising or twice
falling edges of A-phase/B-phase.
[Pr.22] Input signal logic selection
Positive logic Negative logic
-1+1+1 -1
Reverse runForward run
A-phase
(A )
B-phase
(B )
Positioning
address
-1+1+1 -1
Reverse runForward run
A-phase
(A )
B-phase
(B )
Positioning
address
(2) PLS/SIGN
[Pr.22] Input signal logic selection
Positive logic Negative logic
Forward run and reverse run are controlled with the ON/OFF
of the direction sign (SIGN).
• The motor will forward run when the direction sign is HIGH.
• The motor will reverse run when the direction sign is LOW.
Forward run and reverse run are controlled with the ON/OFF
of the direction sign (SIGN).
• The motor will forward run when the direction sign is LOW.
• The motor will reverse run when the direction sign is HIGH.
PLS
SIGN
Reverse
run
Move in +
direction
Move in -
direction
Forward
run
PLS
SIGN
Reverse
run
Move in +
direction
Move in -
direction
Forward
run
[Pr.81] Speed-position function selection
Select the mode of speed-position switching control.
0: INC mode
2: ABS mode
Note1: If the setting is other than 0 and 2, operation is performed in the INC mode
with the setting regarded as 0.