Product Description
The Siemens 6ES7272-1BA10-0YA1 is a robust communications module designed for seamless integration within SIMATIC S7-200 programmable logic controller (PLC) systems. This module provides reliable PROFIBUS DP slave connectivity, enabling efficient data exchange between the S7-200 PLC and a PROFIBUS master device. It features a compact design for space-saving installation and supports standard PROFIBUS DP protocols for guaranteed compatibility. The 6ES7272-1BA10-0YA1 ensures stable and deterministic communication, crucial for time-sensitive industrial automation applications. Configuration is straightforward using STEP 7 Micro/WIN software, allowing for quick setup and commissioning. This module is an essential component for expanding the communication capabilities of S7-200 PLCs in diverse industrial environments.
Is Your Device Showing These Signs?
Siemens 6ES7272-1BA10-0YA1 commonly experiences communication failures due to corrupted firmware, requiring a firmware update or re-flashing. Intermittent connectivity problems often stem from damaged RS485 communication ports or incorrect PROFIBUS DP configuration settings. Program loss or memory corruption necessitates memory module replacement or PLC program restoration from a backup. Power supply fluctuations or failures cause operational instability, demanding power supply unit inspection and potential replacement. Hardware faults within the CPU module itself lead to complete system failure, mandating CPU module repair or replacement.
Technical specifications
The Siemens 6ES7272-1BA10-0YA1 is a communications module designed for use with SIMATIC S7-200 programmable logic controllers. This module provides connectivity to PROFIBUS DP networks, functioning as a DP slave. It supports data exchange rates up to 12 Mbit/s and automatically detects the baud rate. The module connects directly to the S7-200 CPU via the expansion bus, simplifying installation. Configuration is performed using STEP 7 Micro/WIN software, enabling parameterization of the DP slave address, data transfer rates, and diagnostic settings. The 6ES7272-1BA10-0YA1 facilitates seamless integration of the S7-200 into larger PROFIBUS DP automation systems, enabling efficient data communication between the PLC and other devices such as HMIs, drives, and I/O modules. The module operates on a 24V DC power supply and includes LED indicators for displaying operational status and diagnostic information.
Our Repair Process for the
6ES7272-1BA10-0YA1
Our repair process for the Siemens 6ES7272-1BA10-0YA1 begins with a comprehensive diagnostic evaluation to pinpoint the failure's root cause. Following the diagnosis, a detailed repair plan is formulated, outlining the necessary component replacements and repairs. Skilled technicians then execute the repair plan, utilizing high-quality components and adhering to strict quality control standards. Post-repair, the unit undergoes rigorous testing under simulated operating conditions to ensure optimal performance and reliability. Finally, the repaired Siemens 6ES7272-1BA10-0YA1 is carefully packaged and returned with a comprehensive repair report.
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.

















