Product
Product Features
Features
FX3 series PLCs have Mitsubishi inverter protocol and dedicated instructions for communication control built-in. Mitsubishi inverters can be easily controlled just by adding an RS-485 communication device.
Applicable communication device
RS-485 communication device
| Model | Features/Communication method | Applicable FX PLC | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| FX 3S | FX 3G | FX 3U | FX 3GC | FX 3UC | |||||||
| FX3G-485-BD | Function expansion board that can be added to the PLC 1)Number of channels: 1 2)Communication method: Half-duplex bidirectional 3)Insulation: Not insulate 4)Maximum transmission distance: 50 m 5)Control instruction: RS/RS2 instruction | ○ Max. 1 unit | *3 ○ Max. 2 units | × | × | × | |||||
| FX3G-485-BD-RJ | ○ Max. 1 unit | *3 ○ Max. 2 units | × | × | × | ||||||
| FX3U-485-BD | Function expansion board that can be added to the PLC 1)Number of channels: 1 2)Communication method: Half-duplex bidirectional 3)Insulation: Not insulate 4)Maximum transmission distance: 50 m 5)Control instruction: RS/RS2 instruction | × | × | ○ Max. 1 unit | × | *1 ○ Max. 1 unit | |||||
| FX3U-485ADP-MB | Special adapter that connects to the left side of the PLC 1)Number of channels: 1 2)Communication method: Half-duplex bidirectional 3)Insulation: insulate 4)Maximum transmission distance: 500 m 5)Control instruction: RS/RS2 instruction | *4 ○ Max. 2 units | *3 *5 ○ Max. 2 units | *6 ○ Max. 2 units | ○ Max. 2 units | *2 ○ Max. 2 units | |||||
*1: Can be connected only to the FX3UC-32MT-LT(-2).
*2: When connecting to FX3UC-32MT-LT(-2), Function expansion board is required.
*3: For 14/24 point, maximum 1 unit.
*4: When connecting to FX3S, FX3S-CNV-ADP is required.
*5: When connecting to FX3G, FX3G-CNV-ADP is required.
*6: When connecting to FX3U, function expansion board is required.
Inverter communication instructions
| IVCK | Operation monitor |
|---|---|
| IVDR | Operation control |
| IVRD | Parameter read |
| IVWR | Parameter write |
| IVBWR | Parameter batch write (FX3U(C) only) |
| IVMC | Multiple command (2 types of settings and 2 types of read) |
FX communication parameter setting window
System configuration example
Connectable Mitsubishi general-purpose inverter
FREQROL series inverter (S500/E500/A500/F500/V500/D700/E700/A700/F700)