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Is a malfunctioning Mitsubishi Electric PLC causing downtime or operational issues in your automation system? ROC Industrial specializes in the repair of Mitsubishi Electric PLCs, including the MELSEC Q series, L series, FX series, and older models. We offer a fast, reliable, and cost-effective alternative to replacement, minimizing disruptions and getting your equipment back to optimal performance. Our technicians are experienced in diagnosing and repairing a wide range of Mitsubishi Electric PLC problems.
About Mitsubishi Electric PLCs
Mitsubishi Electric is a global leader in industrial automation, and their MELSEC PLC family is widely used in various industries and applications, from factory automation and process control to building automation and infrastructure. MELSEC PLCs are known for their performance, reliability, and flexibility.
Mitsubishi Electric PLC Models We Repair
MELSEC Q Series:Q00UJCPU, Q00UCPU, Q01UCPU, Q02UCPU, Q03UDCPU, Q04UDHCPU, Q06UDHCPU, Q10UDHCPU, Q13UDHCPU, Q20UDHCPU, Q26UDHCPU, Q03UDECPU, Q04UDEHCPU, Q06UDEHCPU, Q10UDEHCPU, Q13UDEHCPU, Q20UDEHCPU, Q26UDEHCPU, Q50UDEHCPU, Q100UDEHCPU
(Includes repair of I/O modules, communication modules, power supplies, etc.)MELSEC L Series:L02CPU, L02CPU-P, L06CPU, L06CPU-P, L26CPU, L26CPU-BT, L26CPU-P, L26CPU-PBT
(Includes repair of I/O modules, communication modules, power supplies, etc.)MELSEC FX Series:FX3U, FX3UC, FX3G, FX3GE, FX3S, FX5U, FX5UC, FX5UJ, FX1S, FX1N, FX2N
(Includes repair of I/O modules, communication modules, etc.)Older Mitsubishi Electric PLCs
Other Mitsubishi Electric Control Components: We also can repair other components
Common Mitsubishi Electric PLC Problems We Solve
Processor Faults: CPU failures, memory errors, watchdog timer issues.
I/O Module Failures: Faulty input or output modules.
Communication Problems: Issues with CC-Link, Ethernet, serial, or other communication protocols.
Power Supply Issues: PLC won't power on, intermittent power.
Programming Errors: While we don't typically fix programming errors, we can often identify them as the source of a problem.
Component Failures: Failure of internal electronic components.
Battery Problems
Common Mitsubishi Electric PLC Fault Codes/Indicators We Fix
Our technicians are experienced in diagnosing and resolving a wide range of Mitsubishi Electric PLC fault codes and indicator lights, including (but not limited to) the following:
ERROR LED Patterns: Common LED patterns on MELSEC PLCs that indicate faults (e.g., flashing ERROR LED, specific blink codes, solid error light).
Fault Codes Displayed in GX Works2/GX Works3: We can interpret fault codes displayed in Mitsubishi Electric's programming software.
Specific Fault Codes: CPU Error, I/O error, Battery Error
Don't see your specific fault code or indicator? We can likely still diagnose and repair your Mitsubishi Electric PLC. Contact us with the fault information and PLC model for a free evaluation.
Our Mitsubishi Electric PLC Repair Process
Free Evaluation & Quote: Describe the problem, any fault codes, and your PLC model. We provide a free quote.
Shipping: Ship the PLC or control component to our facility.
Diagnosis & Repair: Our technicians use specialized diagnostic equipment, including Mitsubishi Electric software (GX Works2, GX Works3) and hardware.
Testing & Quality Assurance: We thoroughly test the repaired PLC.
Fast Turnaround: Minimize downtime.
Warranty: We offer a comprehensive warranty.
Why Choose ROC Industrial for Mitsubishi Electric PLC Repair?
Expert Technicians: Our team has experience with Mitsubishi Electric PLCs.
Mitsubishi Electric-Specific Diagnostic Tools: We use specialized software and hardware.
Genuine or Equivalent Parts: We use high-quality replacement parts.
Fast Turnaround Times: Minimize downtime.
Cost-Effective Solutions: Repair is often much cheaper than replacement.
Comprehensive Warranty: We stand behind our work.
Get Your Mitsubishi Electric PLC Repaired Today!
Contact ROC Industrial for a free quote and expert repair services.