Mitsubishi FX5U-64MR/ES MELSEC iQ-F 32‑Input 32‑Relay Output AC PLC

Mitsubishi Electric MELSEC iQ‑F FX5U‑64MR/ES is a compact, high‑performance programmable logic controller (PLC) CPU unit with integrated I/O and dual communication ports. Provides 32 digital inputs (24 V DC, sink/source) and 32 relay outputs (2 A per point) in a single main unit. Built‑in Ethernet (RJ45) and RS‑485 ports support factory automation networking and third‑party device integration. Engineered for high‑speed processing with LD instruction execution time of 34 ns. 64 K steps (128 KB) flash program memory plus SD card slot for data logging. 100‑240 V AC power supply, DIN rail mounting.

Applications:

• Industrial automation and production line control

• OEM machinery and equipment manufacturing

• Material handling, conveyor and packaging systems

• Pump, fan and motor control panels

• Water treatment and food processing plants

• Legacy FX3U system upgrade and expansion

Core Specifications:

• Product type: PLC CPU unit (built‑in I/O)

• Inputs: 32 (24 V DC, sink/source, removable screw terminal, M3 screws)

• Outputs: 32 (relay, normally open, 2 A per point, 250 V AC / 30 V DC, removable screw terminal, M3 screws)

• Program memory: 64 K steps (128 KB flash), expandable via SD/SDHC card (up to 4 GB)

• LD instruction execution time: 34 ns

• Basic operation processing speed (LD X0): 34 ns

• Communication ports: Ethernet (RJ45, 10/100 Mbps, SLMP, socket, MELSOFT, Modbus TCP, predefined protocol support), RS‑485 (terminal block, up to 115.2 kbps, N:N network, MELSEC protocol, inverter communication, non‑protocol, Modbus‑RTU, predefined protocol support)

• Expansion slots: Up to 6 special adapters (left side), up to 8 expansion modules (right side), up to 2 communication boards (front)

• Local I/O points max.: 256

• Local + remote I/O points max.: 512

Advanced Specifications:

• Power supply voltage: 100‑240 V AC (+10 % / –15 %, 85‑264 V AC permissible)

• Power frequency: 50/60 Hz

• Power consumption: 40 W (max.)

• 5 V DC built‑in power supply capacity: 1,100 mA

• 24 V DC service power supply (for inputs): 600 mA (to CPU module input circuits), 740 mA (not used by input circuits)

• Inrush current: ≤ 30 A, ≤ 5 ms at 100 V AC; ≤ 60 A, ≤ 5 ms at 200 V AC

• Power fuse: 250 V, 3.15 A (time‑lag)

• Built‑in analog I/O: 2 voltage inputs (0‑10 V), 1 voltage output (0‑10 V)

• Built‑in high‑speed counters: Up to 200 kHz (X000‑X007)

• Programming languages: Ladder Diagram (LD), Structured Text (ST), Function Block Diagram (FBD), relay symbol language

• Programming software: GX Works3

• Device/label memory: 120 KB

• Data memory (standard ROM): 5 MB

• Timer points: 1,024 (T)

• Counter points: 1,024 (C, LC)

• Data register points: 8,000 (D)

• File register points: 32,768 (R)

• Device memory: 120 KB

• SD memory card: SD/SDHC compatible (max. 4 GB)

• Real‑time clock: Built‑in, battery‑backed (battery optional)

• Power failure retention (clock data): Retention method via battery; retention time depends on battery service life

• Protection rating: IP10 (IEC 60529)

• Mounting: DIN rail (35 mm) or direct panel mount

• Dimensions (W × H × D): 220 mm × 90 mm × 83 mm

• Weight: 1.0 – 1.1 kg

• Operating temperature: 0 °C … 55 °C

• Storage temperature: –20 °C … 75 °C

• Certifications: CE (EMC, LVD), cUL, UL, ABS, BV, DNV GL, KR, LR, NK, RINA, UKCA

Compatibility information:

• This CPU unit belongs to the Mitsubishi Electric MELSEC iQ‑F series.

• Expansion options: FX5 series special adapters (left side, up to 6 units, including RS‑485, RS‑232C, analog input, analog output, temperature input, Ethernet, CC‑Link), FX5 series communication boards (front, up to 2 units, including RS‑485, RS‑232C), FX5 series I/O modules (right side, up to 8 units, including digital input/output, analog input/output, temperature control, high‑speed counter, positioning).

• Programmed with GX Works3 engineering software (version 1.047Z or later recommended).

• For detailed installation, wiring, and configuration, refer to the MELSEC iQ‑F FX5U User's Manual (Hardware).

Related Products:

• FX5‑16EX/ES – 16‑point DC input expansion module (right side)

• FX5‑16EYT/ES – 16‑point transistor output expansion module (right side)

• FX5‑485‑ADP – RS‑485 communication adapter (left side)

• FX5‑4AD‑ADP – 4‑channel analog input adapter (left side)

• FX5‑4DA‑ADP – 4‑channel analog output adapter (left side)

• FX5U‑32MR/ES – 32 I/O version (16 inputs, 16 relay outputs)

• GX Works3 – Programming and configuration software (sold separately)