Mitsubishi Electric MELSEC FX Series - Page 57

MELSEC FX PLC positioning Learning to Use the FX Family for Positioning Control
FX Positioning Control Systems 4 - 15
 Click the Individual setting button. The Positioning instruction settings window will
appear. In this window, click on the
Y0 tab to display the positioning table for Y000 (pulse output
destination). Set the data in the positioning table as follows:
Be sure to change the [Rotation direction signal] to "Y004".
 Click the OK button and then the End button to close the parameters.
 Create the ladder program as shown in fig. 4-12.
Fig. 4-12: "Positioning instruction settings" window
Setting item Setting value
Rotation direction signal Y004
First device R0
No. 1
Positioning type DDRVI (Drive to increment)
Number of pulses (PLS) 999,999
Frequency [Hz] 30,000
No. 2
Positioning type DDRVI (Drive to increment)
Number of pulses (PLS) -999,9990
Frequency [Hz] 30,000
No. 3
Positioning type DDRVA (Drive to absolute)
Number of pulses (PLS) 500,000
Frequency [Hz] 100,000
No. 4
Positioning type DDRVA (Drive to absolute)
Number of pulses (PLS) 100
Frequency [Hz] 100,000
Tab. 4-11: Settings for positioning instruction
4130b0da.eps