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Delta PLC CPU refurbishment and calibration

ISO 9001:2015 Certified Quality

Our certified process ensures consistent quality and reliable repairs every time.

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2-Year Repair Warranty

We stand behind our repairs with an extensive 2-year warranty on parts and labor for your peace of mind.

Fast Turnaround Time

Our efficient process and large parts inventory help minimize your operational downtime.

Expert Component-Level Repair

We find and replace individual failed components, offering a more affordable and effective repair than full replacement.

Free, No-Obligation Quote

Send us your item for a free evaluation and receive a detailed repair quote with no commitment required.

Delta PLC CPU Repair Services by Roc Industrial LLC

Is your Delta PLC CPU malfunctioning and causing downtime? Roc Industrial LLC specializes in providing fast, reliable, and expert Delta PLC CPU repair services to get your automation systems back online quickly. We understand the critical role Programmable Logic Controllers (PLCs) play in modern industrial automation, and our experienced technicians are equipped to diagnose and repair a wide range of Delta PLC CPU issues. With a commitment to quality and customer satisfaction, Roc Industrial LLC is your trusted partner for Delta PLC CPU repair, refurbishment, and calibration.



About Delta PLCs

Delta Electronics is a globally recognized leader in power management and automation solutions. Their Programmable Logic Controllers (PLCs) are widely used in various industries for controlling and automating industrial processes. Delta PLCs are known for their reliability, performance, and versatility, making them a popular choice for applications ranging from simple machine control to complex automation systems. These PLCs are designed to withstand harsh industrial environments and provide precise control over a wide range of equipment.


Delta PLC CPUs are the brains of these systems, responsible for executing the control logic and managing the input and output signals. They are essential for ensuring the smooth and efficient operation of automated processes in sectors such as manufacturing, robotics, packaging, and more. When a Delta PLC CPU fails, it can lead to significant downtime and production losses. Roc Industrial LLC understands the urgency of these situations and offers comprehensive repair services to minimize disruption and restore your operations to full functionality.



Supported Models & Series

We repair a wide range of Delta PLC CPU models and series, including but not limited to:

  • DVP-ES Series: DVP12ES2, DVP14ES2, DVP24ES2, DVP32ES2, DVP40ES2, DVP60ES2

  • DVP-EH Series: DVP16EH00R3, DVP20EH00R3, DVP32EH00R3, DVP40EH00R3, DVP48EH00R3, DVP64EH00R3

  • DVP-SA Series: DVP12SA2, DVP12SA2T, DVP28SA2, DVP28SA2T

  • DVP-SX Series: DVP12SX2, DVP20SX2

  • DVP-SE Series: DVP12SE, DVP12SE1, DVP12SE2

  • DVP-SS Series: DVP14SS2, DVP28SS2

  • AS Series: AS228T-A, AS332ST-A, AS332ST-B, AS332ST-D, AS332ST-E

  • AH Series: AH500 Series CPUs and Modules

  • DVP-PM Series: DVP20PM00D

  • DVP-MC Series: DVP10MC11T


Common Delta PLC CPU Problems We Repair

Delta PLC CPUs, like any electronic device, can experience failures over time due to various factors such as age, environmental conditions, and electrical stress. Roc Industrial LLC specializes in diagnosing and repairing a wide array of issues that can affect Delta PLC CPU performance. Our technicians have extensive experience in troubleshooting these complex systems and implementing effective repair solutions.

  • No Power/Dead CPU: The PLC CPU fails to power on, indicating a potential issue with the power supply or internal circuitry.

  • Communication Errors: The PLC CPU is unable to communicate with other devices on the network, such as HMIs, sensors, or other PLCs. This can be due to faulty communication ports, incorrect settings, or damaged communication modules.

  • Program Errors/Corruption: The PLC program becomes corrupted or experiences errors, leading to unpredictable behavior or system crashes. This can be caused by power surges, software glitches, or hardware failures.

  • Input/Output (I/O) Failures: Individual input or output points on the PLC CPU fail to function correctly, preventing the PLC from receiving signals from sensors or controlling actuators.

  • Overheating: The PLC CPU overheats, causing it to malfunction or shut down. This can be due to inadequate cooling, excessive load, or component failure.

  • Memory Errors: The PLC CPU experiences memory errors, leading to data loss or program instability. This can be caused by faulty memory chips or power fluctuations.

  • Blown Fuses: Internal fuses within the PLC CPU blow, indicating a short circuit or overload condition.

  • RTC (Real-Time Clock) Issues: The real-time clock on the PLC CPU loses accuracy or fails to function, affecting time-sensitive applications.

  • Backplane Connector Damage: Damaged or corroded backplane connectors can cause intermittent connectivity issues and PLC malfunctions.


Our Delta PLC CPU Repair Process

Roc Industrial LLC follows a meticulous and comprehensive repair process to ensure the highest quality Delta PLC CPU repair services. Our goal is to restore your PLC CPU to its original performance specifications and provide you with a reliable and long-lasting solution.

  1. Free Evaluation and Quote: Contact Roc Industrial LLC with details about your faulty Delta PLC CPU. We offer a free evaluation to assess the extent of the damage and provide you with a detailed repair quote.

  2. Shipping Instructions: Once you approve the quote, we will provide you with clear shipping instructions to ensure your Delta PLC CPU arrives safely at our repair facility.

  3. Diagnosis Using Specialized Test Equipment: Our experienced technicians use advanced diagnostic tools and techniques to pinpoint the root cause of the problem. We thoroughly test all components and circuits to identify any faulty parts.

  4. Component-Level Repair and Replacement: We perform component-level repairs, replacing faulty components with high-quality replacements. Our technicians are skilled in soldering, desoldering, and other advanced repair techniques.

  5. Load Testing and Quality Checks: After the repair is complete, we subject the Delta PLC CPU to rigorous load testing and quality checks to ensure it meets our strict performance standards. We simulate real-world operating conditions to verify its reliability.

  6. Warranty-Backed Return and Support: We back our Delta PLC CPU repairs with a comprehensive warranty, giving you peace of mind. If you experience any issues after the repair, we are here to provide prompt and helpful support.


Nationwide Repair Services

Roc Industrial LLC provides Delta PLC CPU repair services to customers nationwide. We understand that downtime can be costly, and we are committed to providing fast and efficient repair solutions to minimize disruption to your operations. Whether you are located in New York, Los Angeles, Chicago, Houston, Dallas, or any other city in the United States, we can help.


We offer fast shipping options and quick turnaround times to get your Delta PLC CPU back in operation as soon as possible. Our streamlined repair process and experienced technicians allow us to provide efficient and reliable service, regardless of your location. Contact Roc Industrial LLC today to learn more about our nationwide repair services.



Why Choose Roc Industrial LLC?

When it comes to Delta PLC CPU repair, Roc Industrial LLC offers a number of key advantages:

  • 30+ Years of Experience: Roc Industrial LLC has over 30 years of experience in industrial electronic repair, giving us the expertise to handle even the most complex Delta PLC CPU issues.

  • Warranty-Backed Repairs: We stand behind our work with a comprehensive warranty, providing you with peace of mind and assurance of quality.

  • Thousands of Parts in Stock: We maintain a large inventory of Delta PLC CPU components, allowing us to expedite repairs and minimize downtime.

  • Fast Turnaround, Often Same-Day: We understand the urgency of PLC CPU failures and offer fast turnaround times, often providing same-day service for critical repairs.

  • ISO-Certified Repair Processes: Our repair processes are ISO-certified, ensuring the highest standards of quality and consistency.

  • Exceptional Customer Support: We are committed to providing exceptional customer support, answering your questions and addressing your concerns promptly and professionally.

Don't let a faulty Delta PLC CPU slow down your operations. Contact Roc Industrial LLC today for a free evaluation and fast, reliable Delta PLC CPU repair.

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