Melsec-q – MITSUBISHI ELECTRIC Mitsubishi Programmable Logic Controller QD75D User Manual

Page 60

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MELSEC-Q

3 SPECIFICATIONS AND FUNCTIONS

3.2.4 Combination of QD75 main functions and sub functions

With positioning control using the QD75, the main functions and sub functions can be

combined and used as necessary. A list of the main function and sub function

combinations is given below.

Functions characteristic

to machine OPR

Sub functions

Main functions

Combination with operation
pattern. 1

O

P

R retr

y

function

O

P

shift function

Machine OPR control

OPR control

Fast OPR control

1-axis linear control

2-, 3-, or 4-axis linear
interpolation control

1-axis fixed-feed
control

(Continuous path control
cannot be set)

2-, 3-, or 4-axis fixed-
feed control
(interpolation)

(Continuous path control
cannot be set)

Position control

2-axis circular
interpolation control

Speed control (1- to 4-axis)

(Only independent positioning
control can be set)

Speed-position switching control

(Continuous path control
cannot be set)

Position-speed switching control

(Only independent positioning
control can be set)

Current value changing

(Continuous path control
cannot be set)

NOP instruction

JUMP instruction

Major positioning
control

Other control

LOOP to LEND

JOG operation, inching operation

Manual control

Manual pulse generator operation

: Always combine, : Combination possible, : Combination limited, : Combination not possible

1 The operation pattern is one of the "positioning data" setting items.
2 The near pass function is featured as standard and is valid only for setting continuous path control for position control.
3 Invalid during creep speed.
4 Invalid during continuous path control.
5 Inching operation does not perform acceleration/deceleration processing.
6 Valid for the reference axis only.
7 Valid for only the case where a deceleration start is made during position control.
8 Disabled for a start of positioning start No. 9003.

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