Home / Mitsubishi Electric (Factory Automation) / Mitsubishi MELSEC-F (FX) Series – Data link/Communication / FX3U-485ADP-MB Mitsubishi MELSEC-F (FX) Series Data link/Communication

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FX3U-485ADP-MB Mitsubishi MELSEC-F (FX) Series Data link/Communication

MPN: FX3U-485ADP-MB · Brand: Mitsubishi Electric (Factory Automation)

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12-month warranty (new) · 3-month (used/refurbished)

30-day returns, no restocking fee on unused parts

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Quick facts

Availability	Confirmed on request
Category	Mitsubishi MELSEC-F (FX) Series – Data link/Communication
Lifecycle	Active
Warranty	12-month (new) · 3-month (used/refurbished)

Shipping & availability

When can FX3U-485ADP-MB be shipped?

FX3U-485ADP-MB is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.

Can I pick up FX3U-485ADP-MB in person?

Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.

Is express delivery available?

Yes — mention it when you request a quote for FX3U-485ADP-MB and we'll include express shipping options in our reply.

My factory is down and I need this urgently — can you help?

For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for FX3U-485ADP-MB, subject to availability and destination.

The Mitsubishi Electric FX3U-485ADP-MB is a data link/Communication in the MELSEC-F (FX) Series. RS-485 communication (compatible with MODBUS). Specifications and manuals below are Mitsubishi Electric's own data.

Specifications

Product

Series	MELSEC-F (FX) Series
Category	Data link/Communication
Outline	RS-485 communication (compatible with MODBUS)

Specifications

Applicable PLC	[FX3S] Ver. 1.00 or later for all communication functions [FX3G] Ver. 1.00 or later for all communication functions except MODBUS and inverter Ver. 1.10 or later for inverter communication Ver. 1.30 or later for MODBUS communication [FX3U] Ver. 2.20 or later for all communication functions except MODBUS Ver. 2.40 or later for MODBUS communication [FX3GC] Ver. 1.40 or later for all communication fu
Number of occupied I/O points	0 point (This number is not related to the maximum number of input/output points of the PLC.)
Mass (weight)	0.08 kg
Communication method	Half-duplex, bidirectional communication
Communication speed: MODBUS communication	300/600/1200/2400/4800/9600/19200/38400/57600/115200 (bps) Applicable to 38400/57600/115200 bps for products manufactured in July, 2012 or later (manufacturer's serial number: 127**** or later).
Communication speed: Non-protocol communication, Computer link	300/600/1200/2400/4800/9600/19200/38400 (bps) FX3U and FX3UC support 38400bps with Ver. 2.41 or later.
Communication speed: Parallel link	115200 (bps)
Communication speed: N:N Network	38400 (bps)
Communication speed: Inverter communication	4800/9600/19200/38400 (bps) FX3U and FX3UC support 38400bps with Ver. 2.41 or later.
Communication format	・MODBUS (master or slave) ・Non-protocol communication ・Computer link (Dedicated protocol formats 1, Dedicated protocol formats 4) ・Parallel Link ・N:N Network ・Inverter Communication
Transmission standard	Conforming to RS-485/RS-422
Transmission distance	Total extension distance: 500 m or less [50 m or less if FX2N-485-BD, FX1N-485-BD, FX3U-485-BD or FX3G-485-BD is installed to connected equipment]
Connection method	Terminal block for Europe
LED	RD, SD, POWER
Isolation method	Photocoupler insulation

Power supply specifications

Power supply

5 V DC 20 mA (internal power supply from PLC main unit)

Specifications

Ambient temperature	0 to 55°C when operating and -25 to 75°C when stored
Ambient humidity	5 to 95%RH (no condensation) when operating
Vibration resistance: Installed on DIN rail: Frequency: 10 to 57 Hz	Half amplitude: 0.035 mm Sweep Count for X, Y, Z: 10 times (80 min in each direction)
Vibration resistance: Installed on DIN rail: Frequency: 57 to 150 Hz	Acceleration: 4.9 m/s 2 Sweep Count for X, Y, Z: 10 times (80 min in each direction)
Vibration resistance: Direct installing: Frequency: 10 to 57 Hz	Half amplitude: 0.075 mm Sweep Count for X, Y, Z: 10 times (80 min in each direction)
Vibration resistance: Direct installing: Frequency: 57 to 150 Hz	Acceleration: 9.8 m/s 2 Sweep Count for X, Y, Z: 10 times (80 min in each direction)
Shock resistance	147 m/s 2 Acceleration, Action time: 11 ms, 3 times by half-sine pulse in each direction X, Y, and Z
Noise resistance	By noise simulator at noise voltage of 1,000 Vp-p, noise width of 1 μs, rise time of 1 ns and period of 30 to 100 Hz
Dielectric withstand voltage	General purpose
Insulation resistance	Between all external terminals and ground terminal of PLC main unit: 5 MΩ or higher by 500 V DC insulation resistance tester
Working atmosphere	Free from corrosive or flammable gas and excessive conductive dusts
Working altitude	2000 m or less Do not use the PLC under pressure higher than the atmospheric pressure. Doing so may damage the PLC.