Overview
The The PLC in the Mitsubishi MELSEC-FX3U series, featuring the FX3U-64MR/DS relay as its main component, is powered by a DC 24V supply. It measures 220×90×86mm and is a compact control unit. It is equipped with a real-time clock, high-speed counting, pulse output, and communication interfaces, offering diverse functions and powerful computing capabilities.
Specification
| Item | Specification |
|---|---|
| Model | FX3U-64MR/DS |
| Series | Mitsubishi MELSEC-FX3U PLC |
| Total I/O Points | 64 points (32 Input / 32 Output) |
| Power Supply | DC 24V (16.8V ~ 28.8V) |
| Power Consumption | Approx. 40W |
| Output Type | Relay |
| Contact Form | Normally Open (NO) |
| Installation | DIN rail mounting |
| Dimensions (W×H×D) | 220 × 90 × 86 mm |
| Terminal Type | M3 screw terminal |
| Input Specifications | |
| Input Points | 32 points |
| Input Signal | DC 24V, Sink/Source switchable |
| Output Specifications | |
| Rated Load | 2A / 240VAC, 2A / 30VDC |
| Output Response Time | Approx. 10ms |
| Operation & Memory | |
| Basic Instruction Speed | 0.065μs per instruction |
| Applied Instruction Speed | Min. 0.642μs per instruction |
| Built-in Program Memory | 64K steps RAM |
| Max. Local I/O | 256 points |
| Max. I/O (Including CC-Link Remote) | 384 points |
| Built-in Functions | |
| High-speed Counter | Max. 100kHz |
| Pulse Output / Positioning | Up to 3 axes, max. 100kHz |
| Real-time Clock | Built-in with leap year compensation |
| Extra Functions | Online program write, Password protection |
| Communication Interface | |
| Standard Interface | RS-422 |
| Expandable Interfaces | RS-232, RS-485 |
| Environmental & Safety | |
| Operating Temperature | 0 ~ 55℃ |
| EMC Standard | IEC 61000-6-2/4 |
| Withstand Voltage | AC 1500V, 1 minute |
FAQ
1.What is the specification of the terminal connectors used in the FX3U-64MR/DS?
The Use M3 screw terminal connectors
2.What is the total number of I/O points for the FX3U-64MR/DSPLC?
Supported. The The total number of I/O points is 64, including 32 input points and 32 output points.
3.What are the supply voltage and voltage range for the FX3U-64MR/DS?
The The supply voltage is DC24V. The normal operating voltage range is: DC16.8V to 28.8V.
4.What is the maximum frequency of the FX3U-64MR/DS high-speed counter?
The
- Single-phase (1 phase): Maximum 100kHz (6 points)
- Dual-phase (2 phases): Maximum 50kHz (2 points, with 4x frequency doubling)
- In addition, there is a high-speed counter with 2 points capable of reaching a maximum of 10kHz.
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