Omron CS1G-CPU42H Programmable Logic Controller
Omron CS1G-CPU42H Programmable Logic Controller (PLC) is a compact CPU unit offering 960 I/O bits, 10 kSteps program capacity, and 64 kWords data memory for small to medium automation systems. With a fast 0.04 µs LD instruction speed and built-in communication ports, it ensures reliable control and efficient data handling across connected modules. Designed to support up to 2 expansion racks, this CPU provides scalable machine control for lightweight industrial applications. Manufactured by Omron, it belongs to the Omron Programmable Controllers category and is available under the CS1 Series for process and factory automation.
| Brand | Omron |
| Product Type | Programmable Logic Controller |
| Model Number | CS1G-CPU42H |
| Specification | Value |
|---|---|
| Program capacity | 10K 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 | 960 bits (Up to 2 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-CPU42H is ideal for automation systems requiring compact and efficient CPU performance. Its 960 I/O bits, 10 kSteps program capacity, and 64 kWords data memory provide precise control and fast program execution. Engineers use this CPU unit in small manufacturing lines, packaging machines, and process automation panels where space and speed are critical.
Omron CS1G-CPU42H supports up to 2 expansion racks, allowing scalable integration with additional I/O modules and communication units. Its built-in ports simplify connectivity to networked devices, sensors, and actuators, making it suitable for modular PLC architectures. System integrators prefer this model for efficient panel layouts and streamlined machine control installations.
High-speed 0.04 µs instruction processing ensures minimal latency and reliable operation even in demanding environments. Maintenance engineers value its straightforward setup and compatibility with existing Omron Programmable Controllers, reducing service complexity. Industrial automation companies and OEMs often select the CS1G-CPU42H Omron for lightweight, scalable, and dependable PLC applications where performance, compactness, and program capacity matter most.
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