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Product Description
The Omron C200HS-CPU21-E is a versatile and efficient standard CPU module from the SYSMAC C200HS PLC series, offering computational power, I/O control, and easy installation. Requiring a multi-slot backplane and expandable via a connecting cable, it accepts a wide AC voltage range and features an RS-232C port. It supports ladder diagram programming with a comprehensive instruction set and various I/O control methods. Powered by a battery for reliable long-term operation, it boasts a 15.2K/16K word memory capacity, including ample read/write data memory, making it suitable for diverse industrial applications.
Is Your Device Showing These Signs?
The Omron C200HS-CPU21-E programmable logic controller commonly experiences issues related to power supply failures, causing intermittent operation or complete system shutdown. Memory corruption within the CPU unit leads to program errors and unpredictable behavior, necessitating memory replacement or reprogramming. Communication failures on the serial or network ports prevent data exchange with HMIs or other devices, requiring troubleshooting of cabling, port configuration, and communication protocols. Backplane connectivity problems result in I/O module malfunctions and system instability, demanding inspection and cleaning of backplane connectors and module seating. Finally, firmware corruption causes operational anomalies, which are resolved through firmware upgrades or re-flashing.
Technical specifications
The Omron C200HS-CPU21-E is a powerful, expandable standard CPU for SYSMAC C200HS PLCs, featuring a wide AC voltage range, RS-232C port, ladder diagram programming, comprehensive instruction set, battery backup, and 15.2K/16K word memory for various industrial applications.
Our Repair Process for the
C200HS-CPU21-E
Our repair process for the Omron C200HS-CPU21-E programmable logic controller begins with a thorough diagnostic evaluation to pinpoint the root cause of the malfunction, focusing on power supply integrity, memory status, communication port functionality, backplane connectivity, and firmware health. Power supply failures necessitate component-level repairs or complete power supply replacement. Memory corruption requires immediate memory replacement or reprogramming with a verified backup. Communication failures demand a systematic review of cabling, port configurations, and communication protocols, followed by necessary adjustments or hardware repairs. Backplane connectivity problems are addressed through meticulous inspection and cleaning of connectors, ensuring proper module seating. Firmware corruption is resolved through a mandatory firmware upgrade or re-flashing procedure, restoring the CPU to its operational state.
Your Guarantee: Warranty & Lifetime Support
Your satisfaction is our top priority, and we confidently stand behind the quality of our repairs. That's why every repair service is covered by our comprehensive 24-month warranty. Furthermore, we offer lifetime phone support – if you have questions or need assistance related to our repair down the road, we're here to help. Our service commitment is straightforward: we guarantee our work, and if you're not satisfied, we will make it right. Learn More about our Repair process.
Comprehensive Repairs You Can Depend On
We take immense pride in the quality and reliability of our work. Our process goes beyond simply fixing the immediate problem. We perform a comprehensive inspection of your main board (or other equipment) and proactively replace components known to be failure-prone or showing signs of potential future failure. Before any item is returned, it undergoes rigorous functional testing to ensure it meets performance specifications and operates flawlessly. Visit our main Repair Services page to learn more.
Save Significantly
Our primary goal is to save you hundreds, or even thousands, of dollars compared to the cost of new equipment replacement. By repairing existing components, we provide an economical solution that is also eco-friendly. At Roc Industrial, our commitment to integrity and community drives our consistent growth and ensures you receive a reliable, cost-effective solution.


Please Note: Roc Industrial operates as an independent service provider and is not an authorized distributor for the manufacturers or brands mentioned. Consequently, the original manufacturer's warranty is not applicable to items repaired or sold by us. Roc Industrial provides its own 2-year warranty on all repair services performed.
Buying Options
To receive a quote within 2 hours, please provide us with the details of your requirements. Our team will promptly review your request and send you a custom offer.

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