CJ1G-CPU45H

Overview of Omron CJ1G-CPU45H

The Omron CJ1G-CPU45H is a high-performance loop-control CPU unit designed for the CJ-series programmable controllers. It features a large capacity with 1,280 I/O loop points, 60,000 program steps, and 128,000 words of data memory (DM+EM). This CPU module supports fast execution, advanced function blocks, and efficient processing, ideal for complex industrial automation tasks requiring precise control and monitoring.

Key Features of Omron CJ1G-CPU45H

• Program capacity: 60,000 steps
• Data memory capacity: 128,000 words (DM: 32K words, EM: 32K words x 3 banks)
• I/O capacity: 1,280 loop points
• Supports up to 3 expansion racks with up to 10 units each
• Fast processing: Typical instruction cycle time of 0.3 ms
• Function blocks: Supports up to 1,024 block definitions and 2,048 instances
• High-speed I/O refresh and function block execution
• Supports programming in ladder, structured text, sequential function charts, and instruction list
• Supports user link tables, advanced step and ladder programming
• Compact size: 62 mm x 90 mm x 65 mm (W x H x D)
• Operating voltage: 5 V DC
• Current consumption: 0.91 A
• Approximate maximum lifetime: 5 years

Technical Specifications

Applications / Use Case

The CJ1G-CPU45H is well suited for complex machine control and process automation where high-speed processing and extensive I/O handling are required. It is commonly used in manufacturing equipment, packaging machines, and industrial process control systems requiring reliable loop control and multitasking capabilities.