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11. PLC Axis Control
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11. PLC Axis Control
11.1 Outline
This function allows an independent axis to be controlled with commands from the PLC, separately
from the NC control axis.
11.2 Specifications
11.2.1 Basic Specifications
Item Details
No. of control axes Max. 2 axes
Simultaneous control
axes
The PLC control axis is controlled independently of the NC control axis.
Simultaneous start of multiple PLC axes is possible.
Command unit Min. command unit 0.001mm (0.0001 inch)
0.0001mm (0.00001 inch)
(Same command unit as the NC control axis.)
Feedrate (Min. command unit 0.001mm)
Rapid traverse 0 to 240000 mm/min. (0 to 9448.8 inch/min.)
Cutting feed 0 to 240000 mm/min. (0 to 9448.8 inch/min.)
(Min. command unit 0.0001mm)
Rapid traverse 0 to 100000 mm/min. (0 to 10000 inch/min.)
Cutting feed 0 to 100000 mm/min. (0 to 10000 inch/min.)
Movement commands Incremental value commands from the current position.
Absolute value commands of the machine coordinate system.
0~±99999999 (0.001mm/0.0001inch)
Operation modes Rapid traverse, cutting feed
Jog feed (+), (-)
Reference point return feed (+), (-)
Handle feed
Acceleration/
deceleration
Rapid traverse, Jog feed
Reference point return feed
Exponential function acceleration/
exponential function deceleration
Handle feed } Step
Backlash
compensation
Provided
Stroke end Not provided
Soft limit Provided
Rotation axis
commands
Provided
Absolute value commands........ Rotation amount within one rotation.
(Rotates the remainder divided by 360°.)
Incremental commands ............ Rotates the commanded rotation amount.
Inch/mm changeover Not provided
Command to match the feedback unit.
Position detector Encoder (absolute position detection also possible)
Linear acceleration/linear deceleration
Cutting feed