Plc Axis Control; Specifications - Mitsubishi Electric M800VW Series Programming Manual

M800V/M80V Series PLC Programming Manual (2/2)
14 PLC Help Function

14.33 PLC Axis Control

14.33 PLC Axis Control
This function allows an independent axis to be controlled with commands from the user PLC, separately from the NC control
axis.

14.33.1 Specifications

Item
Simultaneous control The PLC control axis is controlled independently of the NC control axis.
axes Simultaneous start of multiple PLC axes is possible.
Least command increment (*1)
0.001 mm (0.0001 inch)
Command unit 0.0001 mm (0.00001 inch)
0.00001 mm (0.000001 inch)
0.000001 mm (0.0000001 inch)
0 to 1000000 mm/min (0 to 100000 inch/min)
Feedrate
(The speed is fixed regardless of the unit system.)
Incremental commands from the current position.
Movement commands Absolute commands of the machine coordinate system.
0 to ±99999999 (*1)
Rapid traverse, cutting feed
Jog feed (+), (-)
Operation mode
Reference position return feed (+), (-)
Handle feed
Backlash compensation Provided
Stroke end Provided
Soft limit Provided
Provided
Absolute commands: Rotation amount within one rotation (Rotates the remainder of the
Rotation axis commands
rotation amount divided by rotational axis division count.)
Incremental commands: Rotates the commanded rotation amount.
Not provided
Inch/mm changeover
Command to match the feedback unit.
Position encoder Encoder (absolute position detection also possible)
(*1) The following units are used for the input/output data in PLC axis control according to the parameter "#1005 plcunit" set-
ting.
Setting
value
B 0.001 mm (0.0001 inch)
C 0.0001 mm (0.00001 inch)
D 0.00001 mm (0.000001 inch)
E 0.000001 mm (0.0000001 inch)
The screen display changes as follows according to the parameter "#1003 iunit" setting.
Setting
value
B 0.001 mm (0.0001 inch)
C 0.0001 mm (0.00001 inch)
D 0.00001 mm (0.000001 inch)
E 0.000001 mm (0.0000001 inch)
(*2) The unit system is split into the display (iunit) and control data (plcunit), so when confirming the effective value of the
PLC axis control data on the screen, set the display unit (iunit) to the same unit as the control data unit (plcunit).
Unit
Unit Number of digit to display
Up to three digits after the decimal point
Up to four digits after the decimal point
Up to five digits after the decimal point
Up to six digits after the decimal point
Details
801 IB-1501668-B