Product Description
The Omron 3G2A6-PR015E Host Link Unit, designed for CPU mounting, facilitates seamless communication between devices with selectable transmission speeds (300-19,200 bps) and ASCII/JIS character codes, ensuring data integrity via parity and Frame Error checks. -LK10 models use 2-fiber, half-duplex communication with optical fiber interfaces (20m APF H, 100m PCF max distance), while -LK20 models use 4-wire, half-duplex communication with RS-232C/RS-422 interfaces (15m RS-232C max distance). This 5VDC, 1A unit's robust design and adaptable connectivity make it ideal for diverse industrial applications requiring reliable data exchange and synchronization.
Is Your Device Showing These Signs?
The Omron 3G2A6-PR015E programmable logic controller commonly experiences issues related to power supply failures, resulting in system downtime. Resolving communication errors, specifically with the serial or Ethernet ports, is a frequent task. Memory corruption, leading to program malfunction, requires firmware reinstallation or memory module replacement. Addressing I/O module failures, including input signal degradation and output relay sticking, ensures proper device operation. Finally, troubleshooting and rectifying PLC programming errors, such as incorrect ladder logic or parameter settings, restores intended functionality.
Technical specifications
The Omron 3G2A6-PR015E Host Link Unit enables CPU-mounted device communication with selectable speeds and character codes, ensuring data integrity. -LK10 models use 2-fiber optical communication (20m/100m max), while -LK20 models use 4-wire RS-232C/RS-422 (15m max). This 5VDC, 1A unit is suitable for industrial applications needing reliable data exchange.
Our Repair Process for the
3G2A6-PR015E
Our repair process for the Omron 3G2A6-PR015E programmable logic controller begins with a thorough diagnostic assessment to pinpoint the source of the malfunction, be it power supply failure, communication error, memory corruption, I/O module failure, or PLC programming error. Power supply issues necessitate component-level repair or complete power supply replacement. Communication errors require port testing, cable verification, and configuration adjustments. Memory corruption is resolved through firmware reinstallation or memory module replacement. I/O module failures demand signal tracing, component replacement, or complete module replacement. PLC programming errors are rectified by debugging the ladder logic, correcting parameter settings, and verifying program execution. Each repair concludes with rigorous testing to guarantee complete restoration of the PLC's functionality and operational stability.
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.

















