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R04ENCPU

The R04ENCPU is a compact, high-performance CPU module from Mitsubishi's MELSEC iQ-R Series, designed for medium-scale automation systems. This 4-slot base unit combines processing power with flexible expansion capabilities.

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Key Specifications
Processing Performance:

0.0095μs/instruction (basic operation)

256K steps program capacity

1MB device memory

Built-in Interfaces:

Ethernet (10BASE-T/100BASE-TX)

Built-in RJ45 connector

Supports MC protocol, SLMP, FTP server

Serial (RS-232)

Programming port (for GX Works3)

Communication protocol support

Expansion Capability:

4-slot base unit (maximum module configuration)

Supports R-series I/O modules, special function modules, and network modules

3. Technical Features
Programming & Control:

Instruction set compatibility with Q/L series

Supports structured text (ST), ladder logic, and function block programming

64k points I/O control capacity (with expansion)

256 internal timers/counters

Real-Time Performance:

1ms high-speed interrupt processing

Synchronous control across multiple CPUs

Motion control capability (when combined with R-series motion modules)

Memory & Storage:

Built-in flash memory for program backup

SD card slot for data logging and program storage

Error history recording function

4. Communication Protocols
Ethernet: SLMP, MC protocol, FTP

Serial: Modbus RTU, protocol-free communication

Network modules supported: CC-Link IE, Profibus, DeviceNet (via adapter)

5. Environmental Specifications
Operating temperature: 0°C to 55°C

Vibration resistance: 4.9m/s² (10-57Hz)

Protection class: IP20

6. Ordering Information
Base model: R04ENCPU

Required accessories:

Power supply module (e.g., R61P)

End cover (R6ECOV)

Optional:

Memory card (R60MEM-2GB)

Battery unit (R6BAT)