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4 detailed description of the signals, 1 position control mode, Signals and wiring – MITSUBISHI ELECTRIC MELSERVO MR-J2S- A User Manual

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3. SIGNALS AND WIRING

3.4 Detailed description of the signals

3.4.1 Position control mode

(1) Pulse train input

(a) Input pulse waveform selection

Command pulses may be input in any of three different forms, for which positive or negative logic
can be chosen. Set the command pulse train form in parameter No. 21.
Arrow

or

in the table indicates the timing of importing a pulse train.

A- and B-phase pulse trains are imported after they have been multiplied by 4.

Pulse train form

Forward rotation

command

Reverse rotation

command

Parameter No. 21

(Command pulse train)

Forward rotation
pulse train
Reverse rotation
pulse train

PP

NP

0010

Pulse train sign

PP

NP

L

H

0011

N

egative

lo

gic

A-phase pulse train
B-phase pulse train

PP

NP

0012

Forward rotation
pulse train
Reverse rotation
pulse train

PP

NP

0000

Pulse train sign

PP

NP

H

L

0001

Po

siti

ve

lo

gic

A-phase pulse train
B-phase pulse train

PP

NP

0002