Mitsubishi FX3U-422-BD - Practical Program Examples (for FX 3 G;FX 3 U;FX 3 UC Plcs)

E-102
FX Series PLC User's Manual - Data Communication Edition
Inverter Communication
10 Practical Program Examples (for FX3G/FX3U/FX3UC PLCs)
10.1 Practical Example 1
10. Practical Program Examples (for FX3G/FX3U/FX3UC
PLCs)
This chapter explains practical programs for inverter communication.
10.1 Practical Example 1
This fundamental program example monitors operations of an inverter, controls operations of an inverter and
writes parameters to an inverter.
10.1.1 System configuration example
An FX PLC (ch 1) is connected to an inverter.
10.1.2 Contents of operation
As an example of operation control, an inverter can be stopped (X000), rotated forward (X001) and rotated
reverse (X002).
By changing the contents of D10, the speed can be changed.
The contents of D10 can be changed from a sequence program or display unit.
FX3G, FX3U, FX3UC
Terminal resisto
r
Distributor
Inverter