General Specifications:
Model: R120CPU

Type: Central Processing Unit (CPU)

Series: MELSEC-Q Series

Input/Output: Digital Inputs/Outputs (expandable with additional modules)

Power Supply: 24V DC

Current Consumption: Approx. 500mA (at 24V DC)

Performance:
Processing Speed: High-speed processing for real-time control applications

Scan Time: 0.35 μs per instruction (typical)

Instruction Set: Supports a wide range of basic and advanced control instructions

Memory:
Program Memory: 64 KB

Data Memory: 32 KB

Expandable Memory: Yes, through external memory modules

Communication:
Ethernet Ports: Built-in Ethernet port for network communication

Serial Communication: RS-232/RS-485 communication ports for device integration

Expansion:
I/O Expansion: Supports a wide range of I/O modules for scalable configurations

Module Slots: Compatible with various expansion modules (input/output, analog, relay, etc.)

Environmental:
Operating Temperature: 0°C to 55°C

Storage Temperature: -25°C to 75°C

Humidity: 10% to 90% RH (non-condensing)

Physical Dimensions:
Width: 100 mm

Height: 90 mm

Depth: 93 mm

Weight: Approx. 0.6 kg

Other Features:
Energy Efficient: Operates on a standard 24V DC power supply, ensuring low energy consumption

Flexible Control Functions: Supports timers, counters, PID control, and more

I/O Capacity: The base unit provides digital I/O, and the system can be expanded as needed

Programming Environment: Ladder logic programming using MELSEC GX Works or GX Developer software