MELSEC-F Series Data Link / Communication Expansion Board (RS-422/USB)
MELSEC-F series expansion board.
[Features]
· Can build the function board for communications into the sequencer.
· Makes communications with data link and external serial interface devices easy.
[Applications]
· For RS422/USB communication.
FX3G-422-BD/FX3U-422-BD Features, Drawing
A communication function board can be built into a sequencer, to add communication function inexpensively.
FX3G-422-BD
FX3U-422-BD
FX3G-422-BD/FX3U-422-BD Specifications
| Item | FX3G-422-BD | FX3U-422-BD |
|---|---|---|
| Transmission Standards | RS-422 standard-compliant | |
| Maximum Transmission Distance | 50 m (non-insulated) | |
| External Device Connection Method | MINI DIN 8 pin (female) | |
| Communication Method | Bidirectional half-duplex | |
| Communication Procedure | Programming communication | |
| Power Supply / Number of Occupied Inputs/Outputs | Energized from the sequencer. No occupied inputs/outputs | 5 V DC, 20 mA (energized from the sequencer) No occupied inputs/outputs |
FX3U-USB-BD Features, Drawing
A function expansion board that can be built into the FX3U/FX3UC sequencer.
Enables the sequencer to connect to a PC with a USB interface to perform programming or monitoring operations.
FX3U-USB-BD
Communication Method
1. Number of channels: 1
2. Insulation: Yes
3. Maximum transmission distance: up to 5 m (3 m cable included)
4. Control method: Programming communication
Connected Sequencers
FX3U: up to 1 unit
FX3UC: up to 1 unit *Only the FX3UC-32MT-LT (-2) may be installed.