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The 3G2C3-CPU11-E is an industrial CPU from Omron designed for advanced automation tasks. It features 24 K words of memory and uses ladder diagrams for programming, which is ideal for control applications requiring precision.
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| Manufacturer | Omron |
|---|---|
| Product Type | Industrial CPU |
| Product Line | 3G2 |
| Part Number | 3G2C3-CPU11-E |
| Weight | 1.63 lbs (0.74 kg) |
| Programming Method | Ladder Diagram |
| Memory Capacity | 24 K words |
| Instruction Length | 1 address/instruction (1 to 4 words) |
| I/O Bits | 512 |
| Execution Time | 3–8 µs (basic), 22–504 µs (special) |
| Timers/Counters | 128 (TIM, TIMH, CNT) |
| Control Input Signal | START (24 mA, 24 VDC) |
| Control Output Signal | RUN (2 A, 250 VAC resistive; 0.5 A, inductive) |
| Memory Protection | HR bits, CNT, DM retained during power failure |
| Battery Life | 4 years at 25°C |
| Self-diagnostic Functions | CPU, battery, memory, and I/O failures |
| Program Check Functions | END missing, duplication, circuit errors |
| Communication Ports | PC Link: Up to 8 connected devices |
The Omron 3G2C3-CPU11-E is a vital industrial CPU intended for precise automation solutions. This unit implements ladder diagram programming, making it user-friendly for those familiar with this method. Its memory capacity is 24 K words, which is ample for handling complex processes in various applications.
Execution efficiency is a hallmark of this model, capable of processing basic instructions in as little as 3 to 8 microseconds, while special instructions may extend from 22 to 504 microseconds. Within the system, 512 I/O bits facilitate extensive control capabilities, enabling the management of a wide array of input and output devices. For time-sensitive operations, 128 timers and counters are available (TIM, TIMH, CNT).
Control signals are prioritized with a START input signal rated at 24 mA and 24 VDC, facilitating operational commands. RUN output signals can manage loads of up to 2 A with a 250 VAC resistive load or 0.5 A for inductive loads. Memory protection ensures that HR bits, counters, and data memories are retained during unexpected power outages to maintain operational integrity.
This industrial CPU is expected to have a battery life of 4 years at a constant temperature of 25°C. It also features various self-diagnostic tools to identify possible CPU, battery, memory, and input or output failures. Additionally, program checks are built-in to catch errors, including missing END statements, duplications, and circuit mistakes, thus ensuring the reliability of automation routines.
The communication capabilities are robust, allowing for connection to up to eight devices via its PC link. This flexibility can help create a comprehensive network for monitoring and control, enhancing the system's overall functionality.