Omron CS1G-CPU44H Programmable Logic Controller
Omron CS1G-CPU44H Programmable Logic Controller (PLC) is a mid-range control unit designed with 1,280 I/O bits, 30 kSteps program capacity, and 64 kWords data memory for efficient automation performance. Its high-speed 0.04 µs instruction processing ensures reliable execution of industrial control programs, while built-in communication interfaces allow seamless integration with various automation devices. Supporting up to 3 expansion racks, this module offers flexible scalability for growing systems. Manufactured by Omron, it belongs to the Omron Programmable Controllers range and is part of the CS1 Series, widely used in industrial process and machine control applications.

| Brand | Omron |
| Product Type | Programmable Logic Controller |
| Model Number | CS1G-CPU44H |
| Specification | Value |
|---|---|
| Program capacity | 30K steps |
| Data area memory capacity | 64 kWords (DM: 32 kWords, EM: 32 kWords x 1 bank) |
| LD Instruction processing speed | 0.04 μs |
| I/O bits | 1,280 bits (Up to 3 Expansion Racks) |
| Built-in ports | Peripheral port and RS-232C port. |
| Options | Memory Cards Inner Board such as Serial; Communications Board, Loop Control Board |
| Current Consumption | 150 mA max. at 5 V DC |
| Control method | Stored program |
| I/O control method | Cyclic scan and immediate processing |
| Programming | Ladder diagram |
| Execution Time | Basic instructions: 0.02 μs min., Special instructions: 0.04 μs min. |
The Omron CS1G-CPU44H is engineered for automation systems requiring mid-range control with high I/O capacity and dependable performance. Its 1,280 I/O bits provide ample connectivity for sensors, actuators, and industrial devices, making it suitable for assembly lines, packaging machines, and process automation systems. Engineers use this CPU to ensure fast and consistent program execution while maintaining reliable communication with expansion racks and peripheral equipment.
Omron CS1G-CPU44H supports integration with up to 3 expansion racks, enabling flexible system growth and modular architecture within industrial control panels. Its compact design simplifies cabinet installation while offering organized wiring and easy maintenance access. System integrators rely on this PLC for mid-range automation projects where program memory, I/O capacity, and operational speed are critical for process efficiency and reliability.
Designed for continuous industrial operation, the Omron CS1G-CPU44H ensures stable control even under demanding factory conditions. Maintenance teams value its straightforward configuration, which reduces setup time and simplifies troubleshooting. Industrial automation professionals, OEMs, and panel builders often choose this Omron PLC 1,280 I/O Bits model for scalable, efficient, and reliable mid-range automation solutions in diverse manufacturing environments.




