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The Omron CJ1M-CPU23 is a CPU designed to provide efficient and precise control capabilities in automation systems. It offers a robust I/O capacity of 640 points and supports the mounting of up to 20 units, allowing for a flexible and expandable control system. The maximum number of expansion racks allowed is 1, further enhancing the system's scalability. The CJ1M-CPU23 Controller Switch has a program capacity of 20K steps, enabling the implementation of complex and comprehensive control logic for diverse applications. It provides a data memory capacity of 32K words, with 32K words allocated for data memory (DM) and no memory allocation for expansion memory (EM). This memory capacity ensures efficient data handling and storage for various control processes. The LD instruction execution time is impressively fast at 0.1 μs, allowing for quick and precise execution of control instructions, contributing to the overall responsiveness of the automation system. With Omron's commitment to quality and innovation, the CJ1M-CPU23 Controller Switch is a reliable choice for industrial automation applications.
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| Manufacturer | Omron |
|---|---|
| Product Type | CPU unit |
| Product Line | CJ1 |
| Part Number | CJ1M-CPU23 |
| Weight | 0.69 lbs (0.31 kg) |
| I/O capacity/ Mountable Units | 640 points/20 Units (1 Expansion Racks max.) |
| Program capacity | 20K steps |
| Data memory capacity | 32K words (DM: 32K words, EM: None) |
| LD instruction execution time | 0.1 μs |
| Built-in I/O | 10 inputs and 6 outputs, 2 counter inputs, 2 pulse outputs |
| Control method | Stored program |
| I/O control method | Cyclic scan and immediate processing are both possible. |
| Programming | LD (Ladder), SFC (Sequential Function Chart), ST (Structured Text), Mnemonic |
| CPU processing mode | Normal Mode or Peripheral Servicing Priority Mode |
| Instruction length | 1 to 7 steps per instruction |
| Ladder instructions | Approx. 400 (3-digit function codes) |
| Execution time | Basic instructions: 0.10 μs min. Special instructions: 0.15 μs min |
The Omron CJ1M-CPU23 is a reliable and efficient Cpu unit designed to handle a wide range of industrial applications. With an impressive I/O capacity of 640 points and support for up to 20 Mountable Units (including 1 Expansion Rack), this product offers exceptional flexibility in system configuration. Its substantial program capacity of 20K steps and data memory capacity of 32K words (DM: 32K words, EM: None) ensure seamless performance and storage capabilities. The CJ1M-CPU23 operates on a stored program control method, enabling both cyclic scan and immediate processing for optimal control. Programming options are diverse, including LD (Ladder), SFC (Sequential Function Chart), ST (Structured Text), and Mnemonic, catering to different programming preferences. The CPU can function in either Normal Mode or Peripheral Servicing Priority Mode, providing users with varied operating modes to suit their specific needs. With an LD instruction execution time of 0.1 μs and approximately 400 Ladder instructions (3-digit function codes), the CJ1M-CPU23 ensures rapid and accurate execution of instructions. Its overhead time is efficiently managed, with 0.5 ms minimum for CJ1M CPU Units (CPU22/23) and 0.7 ms minimum for CPU21. Installation is straightforward, using a DIN Track mounting method, and units can be connected directly to each other without a backplane. The maximum number of connectable units is 20, including 10 units on the CPU Rack and 10 units on one Expansion Rack. Speaking of which, the product supports a maximum of one Expansion Rack, requiring an I/O Control Unit on the CPU Rack and an I/O Interface Unit on the Expansion Rack. Additionally, the CJ1M-CPU23 accommodates 288 tasks and various interrupt types, such as Scheduled Interrupts and I/O Interrupts from Interrupt Input Units, ensuring a versatile and responsive control system. The I/O Area offers 1,280 points, ranging from CIO 000000 to CIO 007915, while the Link Area provides 3,200 words. The CPU Bus Unit Area consists of 6,400 words, and the Special I/O Unit Area offers 15,360 words, providing ample memory space for complex applications. With Omron's reputation for quality and innovation, the CJ1M-CPU23 is a top choice for robust and efficient control solutions in industrial settings.