Product Description
The Siemens 6ES7822-1AA03-0YE5 is a SIMATIC S7-300 CPU 312C compact CPU with integral 24V DC power supply, offering a robust and reliable control solution for a variety of industrial automation applications. This CPU features a powerful processor, integrated digital and analog I/Os, and communication interfaces, ensuring efficient data processing and seamless connectivity to field devices and higher-level systems. The integrated PROFINET interface enables efficient communication with other PROFINET devices, while the MPI/DP interface provides compatibility with existing PROFIBUS networks. This compact CPU is designed for space-saving installation and provides a cost-effective solution for controlling small to medium-sized applications, delivering dependable performance and long-term availability.
Is Your Device Showing These Signs?
The Siemens 6ES7822-1AA03-0YE5, a SIMATIC S7-300 CPU, frequently exhibits issues related to program memory corruption, requiring firmware updates or memory module replacement. Communication errors via the MPI/PROFIBUS DP interface are addressed through configuration adjustments or hardware diagnostics of the communication processor. Power supply failures cause CPU stop errors; rectify this through power supply unit inspection and replacement if necessary. Real-time clock malfunctions necessitate battery replacement and time synchronization troubleshooting. Diagnostic buffer overflows lead to performance degradation; resolve this by optimizing program execution and increasing buffer size where feasible.
Technical specifications
The Siemens 6ES7822-1AA03-0YE5 is a SIMATIC S7-1200 compact CPU 1212C DC/DC/relay central processing unit. It features 8 digital inputs (24V DC), 6 relay outputs (2A), and 2 analog inputs (0-10V DC). Integrated are a PROFINET port for programming, HMI connectivity, and communication, along with a built-in web server for diagnostics and status monitoring. The CPU's power supply is 24V DC. Program memory is 50 KB, and data memory is 2 MB. Real-time clock functionality is included. This CPU supports basic motion control functionalities through integrated PTO/PWM outputs. Configuration is performed via STEP 7 Basic engineering software.
Our Repair Process for the
6ES7822-1AA03-0YE5
Our repair process for the Siemens 6ES7822-1AA03-0YE5 begins with a comprehensive diagnostic evaluation to pinpoint the fault. Following diagnostics, a detailed repair plan and firm quotation are provided for your approval. Upon approval, skilled technicians execute the repair using quality components and adhering to strict Siemens specifications. Rigorous testing, including functional and load testing, is then performed to guarantee the repaired unit meets or exceeds original performance standards. Finally, the repaired Siemens 6ES7822-1AA03-0YE5 is carefully packaged and shipped back to you, accompanied by a detailed repair report and warranty documentation.
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.

















