2 setting the positioning data, Melsec-q – MITSUBISHI ELECTRIC Mitsubishi Programmable Logic Controller QD75D User Manual

Page 325

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MELSEC-Q

9 MAJOR POSITIONING CONTROL

9.2 Setting the positioning data

9.2.1 Relation between each control and positioning data

The setting requirements and details for the setting items of the positioning data to be

set differ according to the " Da.2 Control system".

The following table shows the positioning data setting items corresponding to the
different types of control. Details and settings for the operation of each control are
shown in Section 9.2.2 and subsequent sections.
(In this section, it is assumed that the positioning data setting is carried out using GX
Configurator-QP.)

Position control

Speed control

Major positioning control

Positioning data setting items

1-axis linear
control
2-axis linear
interpolation
control
3-axis linear
interpolation
control
4-axis linear
interpolation
control

1-axis fixed-feed
control
2-axis fixed-feed
control
3-axis fixed-feed
control
4-axis fixed-feed
control

2-axis circular
interpolation
control

1-axis, 2-axis,
3-axis, 4-axis
Speed control

Speed-
position
switching
control

Position-
speed
switching
control

Independent
positioning control

(Positioning complete)

Continuous positioning
control

Da.1

Operation
pattern

Continuous path
control

Da.2

Control system

Linear 1
Linear 2
Linear 3
Linear 4

Fixed-feed 1
Fixed-feed 2
Fixed-feed 3
Fixed-feed 4

Circular sub
Circular right
Circular left

Forward run
speed 1
Reverse run
speed 1
Forward run
speed 2
Reverse run
speed 2
Forward run
speed 3
Reverse run
speed 3
Forward run
speed 4
Reverse run
speed 4

Forward run
speed/posi-
tion
Reverse run
speed/posi-
tion

Forward run

position/speed

Reverse run

position/speed

Da.3

Acceleration time No.

Da.4

Deceleration time No.

Da.5

Axis to be interpolated

: 2 - a x i s –: 1, 3, 4-axis

Da.6

Positioning address/movement
amount

Da.7

Arc address

Da.8

Command speed

Da.9

Dwell time

Da.10

M code

: Always set

: Set as required ("–" when not set)

: Setting not possible (If setting is made, an error (error code: 516) will occur at a start.)

– : Setting not required (Setting value is invalid. Use the initial values or setting values within a range where no error occurs.)

: The "ABS (absolute) system" or "INC (incremental) system" can be used for the control system.

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