Product Description
The Siemens 6ES7288-1ST30-0AA1 SIMATIC S7-200 SMART CPU ST30 is a compact and powerful programmable logic controller designed for basic automation tasks. This CPU offers integrated digital and analog I/Os, providing versatile connectivity for a range of applications. It features a built-in PROFINET interface for seamless communication and networking, enabling efficient data exchange with other devices and systems. The S7-200 SMART CPU ST30 supports a variety of programming languages, including ladder logic (LAD) and function block diagram (FBD), ensuring flexible programming options. With its compact design, robust performance, and user-friendly engineering tools, the 6ES7288-1ST30-0AA1 is a reliable solution for small to medium-sized automation projects. It delivers precise control and monitoring capabilities, enhancing the efficiency and productivity of industrial processes.
Is Your Device Showing These Signs?
Siemens 6ES7288-1ST30-0AA1 S7-200 SMART CPUs commonly experience issues such as program corruption due to power fluctuations, necessitating firmware updates or program reloading via STEP 7 Micro/WIN SMART. Communication failures arise from incorrect Profibus/MPI addressing or damaged communication ports, requiring parameter verification and hardware inspection. Input/Output module failures manifest as unresponsive digital or analog signals, often resolved through module replacement or wiring verification. Memory errors can occur, demanding memory module replacement or program optimization to reduce memory usage. PLC operational faults, including CPU stop errors, are addressed by diagnosing error codes and implementing corrective actions within the PLC program or hardware configuration.
Technical specifications
The Siemens 6ES7288-1ST30-0AA1 is a SIMATIC S7-200 SMART CPU ST30 central processing unit, engineered for compact automation solutions. This CPU features an integrated 24 V DC power supply, digital inputs (6 x 24 V DC sink/source), digital outputs (4 x 24 V DC, 0.5 A transistor), and analog inputs (2 x 0-10 V DC). Program memory is 30 KB, and data memory is 12 KB. Communication is facilitated via a single integrated PROFINET port, supporting programming, HMI connectivity, and data exchange. The CPU executes user programs for controlling machinery and processes, handles I/O signals, and communicates with other devices on the network. Configuration and programming are performed using STEP 7 Micro/WIN SMART software. The module operates within a temperature range of 0 to 55 degrees Celsius and mounts on a standard DIN rail.
Our Repair Process for the
6ES7288-1ST30-0AA1
Our repair process for the Siemens 6ES7288-1ST30-0AA1 begins with a thorough diagnostic evaluation to pinpoint the fault. This involves functional testing, component-level inspection, and utilization of specialized Siemens diagnostic tools. Once the fault is identified, defective components are replaced with genuine Siemens parts or high-quality equivalents. The unit undergoes rigorous testing under simulated operating conditions to ensure it meets or exceeds original performance specifications. Finally, the repaired 6ES7288-1ST30-0AA1 is cleaned, carefully packaged, and returned with a comprehensive repair report detailing the work performed and the test results.
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.

















