Mitsubishi Melsec-Q QD75D1, User Manual

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MELSEC-Q
5 DATA USED FOR POSITIONING CONTROL
(3) A phase/B phase mode
Forward run and reverse run are controlled with the phase difference of the A
phase (A ) and B phase (B ).
• When the B phase is 90° behind the A phase, the motor will forward run.
• When the B phase is 90° ahead of the A phase, the motor will reverse run.
1) For multiple of 1 setting
Positive logic Negative logic
Forward run Reverse run
When B phase is
90° behind A phase When B phase is
90° ahead of A phase
A phase
(A )
B phase
(B )
Command 1 pulse output Command 1 pulse output
Reverse run
When B phase is
90° behind A phase
When B phase is
90° ahead of A phase
Forward run
Command 1 pulse output Command 1 pulse output
A phase
(A )
B phase
(B )
Example) When the command 1 pulse output is 1 pulse/s, the pulse rises and falls by four
times per second.
2) For multiple of 4 setting
Positive logic Negative logic
A phase
(A )
B phase
(B )
Forward run Reverse run
When B phase is
90° behind A phase When B phase is
90° ahead of A phase
Command 1 pulse output Command 1 pulse output
Forward run Reverse run
When B phase is
90° behind A phase When B phase is
90° ahead of A phase
Command 1 pulse output Command 1 pulse output
A phase
(A )
B phase
(B )
Example) When the command 1 pulse output is 1 pulse/s, the pulse rises and falls by one times
per second.