Mitsubishi Q04UDEHCPU Universal Model QCPU Module for MELSEC‑Q Series Automation Systems
Q04UDEHCPU is a high-performance universal model CPU module belonging to Mitsubishi Electric’s MELSEC-Q Series programmable controller platform. It delivers fast sequence processing with 9.5 ns basic instruction speed, supports up to 4096 local I/O points and 8192 device points, and is equipped with built-in USB and Ethernet interfaces for easy programming, monitoring and network connectivity. The module supports multi-CPU high-speed communication and memory card expansion, making it suitable for mid-range industrial automation applications requiring reliable logic control, fast response and stable networking. It complies with global safety and EMC standards and is designed for use in factory automation, machinery control and system integration environments.
Figure 1 shows the front panel of Q04UDEHCPU.
Table 1 shows the Quick Specs
| Item | Specification |
|---|---|
| Series | MELSEC-Q Series |
| Type | Universal Model QCPU |
| Program Capacity | 40K steps |
| Processing Speed (LD) | 9.5 ns |
| Max I/O Points | 4096 |
| Interfaces | USB, Ethernet, Memory Card |
| Specification | Details |
|---|---|
| Model | Q04UDEHCPU |
| Series | MELSEC-Q Series |
| Control Method | Sequence Control |
| Program Capacity | 40K steps |
| Program Memory | 160 Kbytes |
| Basic Instruction Speed | LD X0: 9.5 ns; MOV D0 D1: 19 ns |
| Local I/O Points | 4096 |
| I/O Device Points | 8192 |
| Communication | Multi-CPU high-speed communication |
| External Ports | USB, 10/100 Mbps Ethernet |
| Memory Card Interface | SD/SDHC supported |
| Fixed Period Interrupt | Min. 100 μs |
| Internal Current (DC 5V) | 0.42 A |
| Dimensions (H×W×D) | 98 × 27.4 × 115 mm |
| Certifications | UL, cUL, CE(EMC), RoHS, KC |
| Status | To be discontinued |
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