Product Features
Features
Using RS-422, USB, or RS-232C communication devices, the connection port for peripheral devices can be added.
Devices for sequence programming including a personal computer and display units (GOT) can be connected to the added port.
Applicable communication device
RS-422 communication device
| Model | Features/Communication method | Applicable FX PLC | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| FX 3S | FX 3G | FX 3U | FX 3GC | FX 3UC | |||||||
| Function expansion board | |||||||||||
| FX3G-422-BD |
Performs the same communication as the PLC's built-in RS-422 port for peripheral device connection. | *3 ○ Max. 1 unit | ○ Max. 2 units *1 | × | × | × | |||||
| FX3U-422-BD | × | × | ○ Max. 1 unit | × | *2 ○ Max. 1 unit | ||||||
*1: FX3G 14pt, 24pt models: 1 board. 40pt, 60pt models: 2 boards.
*2: Can be connected only to the FX3UC-32MT-LT(-2).
*3: Function expansion board and FX3S-CNV-ADP cannot be used together.
USB communication device
| Model | Features/Communication method | Applicable FX PLC | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| FX 3S | FX 3G | FX 3U | FX 3GC | FX 3UC | |||||||
| PLC built-in | |||||||||||
| FX3S, FX3G, FX3GC USB port |
Connects to a PC having USB interface for programming or monitoring. 1)Number of channels: 1 2)Maximum transmission distance: Max. length 3 m 3)Control method: Programming communication | ○ Built-in | ○ Built-in | - | ○ Built-in | - | |||||
| Function expansion board | |||||||||||
| FX3U-USB-BD |
Connects to a PC having USB interface for programming or monitoring. 1)Number of channels: 1 2)Insulation: insulate 3)Maximum transmission distance: Max. length 5 m (3 m Cable included) 4)Control method: Programming communication | × | × | ○ Max. 1 unit | × | * ○ Max. 1 unit | |||||
*: Can be connected only to the FX3UC-32MT-LT(-2).
RS-232C communication device
| Model | Features/Communication method | Applicable FX PLC | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| FX 3S | FX 3G | FX 3U | FX 3GC | FX 3UC | |||||||
| Function expansion board | |||||||||||
| FX3G-232-BD |
Can directly connect to a PC or HMI having RS-232C interface. 1）Applicable peripheral devices ・PC programming software ・HMI RS-232C connection 2)Number of channels: 1 3)Insulation: Not insulate 4)Maximum transmission distance: 15 m 5)Control method: Programming communication | *5 ○ Max. 1 unit | ○ Max. 2 units *1 | × | × | × | |||||
| FX3U-232-BD | × | × | ○ Max. 1 unit | × | *2 ○ Max. 1 unit | ||||||
| Specific adapter | |||||||||||
| FX3U-232ADP-MB |
Can directly connect to a PC or HMI having RS-232C interface. 1)Applicable peripheral devices ・PC programming software ・HMI RS-232C connection 2)Number of channels: 1 3)Insulation: insulate 4)Maximum transmission distance: 15 m 5)Control method: Programming communication | *6 ○ Max. 1 unit | *3 ○ Max. 2 units *1 | *4 ○ Max. 2 units | ○ Max. 2 units | *4 ○ Max. 2 units | |||||
*1：FX3G 14pt, 24pt models: 1 board. 40pt, 60pt models: 2 boards.
*2：Can be connected only to the FX3UC-32MT-LT(-2).
*3：When connecting to FX3G, FX3G-CNV-ADP is required.
*4：When connecting to FX3U，FX3UC-32MT-LT(-2), function expansion board is required.
*5：Function expansion board and FX3S-CNV-ADP cannot be used together.
*6：When connecting to FX3S, FX3S-CNV-ADP is required.
System configuration example
RS-422 communication device
*1：Can be connected only to the FX3UC-32MT-LT(-2).
Please use the designated RS-422 cable (MINI DIN 8-pin type on the PLC side) for each peripheral device.
USB communication device
*1：Can be connected only to the FX3UC-32MT-LT(-2).
RS-232C communication device
*1：Can be connected only to the specific adapter.
*2：function expansion board can be connected only to the FX3UC-32MT-LT(-2).
The main connection cables for RS-232C communication devices and peripheral devices are listed below.
For other combinations, please refer to the FX Series User's Manual (Data Communication Edition).
| Function expansion board (FX3G-232-BD/FX3U-232-BD) Specific adapter (FX3U-232ADP-MB) | |
|---|---|
| DOS/V PC (9-pin D-SUB) | FX-232CAB-1 |
| PC-9800 PC (25-pin D-SUB) | F2-232CAB-1 |
| PC-9800 PC (14-pin Half-pitch) | FX-232CAB-2 |
| GOT | Please connect with the designated cable or wiring for RS-232C connection of each HMI. |
Concurrent use of peripheral device
Connect an programming tool such as PC software to either one of peripheral devices to avoid programs from being changed by multiple peripheral devices.