The manual describes specifications, installation, and wiring for the Mitsubishi Electric FX1N-485-BD RS‑485 communication board.
The FX1N-485-BD RS‑485 Communication Board is an expansion module for Mitsubishi Electric FX1S/FX1N series PLCs. It provides data transfer via non‑procedure, dedicated protocol, parallel link, and Easy PC link functions, allowing connection to barcode readers, PCs, printers, and multiple PLC units.
The document covers product features, installation steps, mechanical dimensions, power requirements, performance specifications, and safety guidelines. It also references related manuals needed for complete wiring and programming instructions.
| Power supply | 5 V DC, 60 mA supplied from PLC |
|---|---|
| Transmission standard | RS‑485 and RS‑422 |
| Transmission speed (baud rate) | 300 – 38 400 bps depending on mode |
| Maximum transmission distance | Not insulated (no specific distance given) |
| Tightening torque for mounting screws | 0.3 – 0.6 N·m |
It requires 5 V DC at 60 mA, supplied from the PLC.
No, only one function expansion board can be connected to one PLC basic unit.
The Easy PC link operates up to 38 400 bps.
No, the 485BD cannot be used together with the FX1N-422-BD or the FX1N-232-BD.