









This Mitsubishi FX3U-64MR-ES/A and FX3U-64MT-ES/A PLC controller module delivers exceptional performance for demanding industrial control systems. Designed as a compact yet powerful unit, it integrates seamlessly into the FX3U series architecture, offering a rich set of internal relays, timers, counters, and data registers. With its high-speed counter inputs and flexible memory options, this module is ideal for applications requiring precise motion control, high-speed data logging, or complex sequential logic.
| Parameter | FX3G/FX3GC/FX3GE Series | FX3U/FX3UC Series (This Module) |
|---|---|---|
| Auxiliary Relays | 7,680 total: 384 general (M0–M383), 1,152 EEPROM latched (M384–M1535), 6,144 general/optional latched (M1536–M7679) | 7,680 total: 500 general (M0–M499), 524 optional latched (M500–M1023), 6,656 latched (M1024–M7679) |
| State Relays | 4,096 total: 1,000 EEPROM latched (S0–S999), 3,096 general/optional latched (S1000–S4095) | 4,096 total: 1,000 optional latched (S0–S999), 3,096 latched (S1000–S4095) |
| Timers | 320 total: 206×100 ms (T0–T199, T250–T255), 46×10 ms (T200–T245), 68×1 ms (T246–T249, T256–T319) | 512 total: 206×100 ms (T0–T191, T192–T199, T250–T255), 46×10 ms (T200–T245), 260×1 ms (T246–T249, T256–T511) |
| Counters | 235 total (16/32 bit): 36 general (C0–C15, C200–C219), 199 EEPROM latched (C16–C199, C220–C234) | 235 total (16/32 bit): 120 general (C0–C99, C200–C219), 115 latched (C100–C199, C220–C234) |
| High-Speed Counter Speed | 1-phase: 6 points max at 60 kHz / 4 points at 10 kHz / 2 points; 2-phase: 3 points max at 30 kHz / 2 points at 5 kHz / 1 point | 1-phase: 8 points max at 100 kHz / 6 points at 10 kHz / 2 points; 2-phase: 2 points max at 50 kHz / 2 points |
| Data Registers | 8,000 total: 128 general (D0–D127), 972 EEPROM latched (D128–D1099), 6,900 general/optional latched (D1100–D7999) | 8,000 total: 200 general (D0–D199), 312 optional latched (D200–D511), 7,488 latched (D512–D7999) |
| Extension Registers | 24,000 (R0–R23999) | 32,768 (R0–R32767) |
| Extension File Registers | 24,000 (ER0–R23999) internal/optional memory | 32,768 (ER0–R32767) optional memory |

What Does Our Clients Say
Mitsubishi MR-J4
Laura Navas
Great product!
2019/12/01
Keyence sensor
EQDR SALES
Original and fast!
2020/02/22