LimnTech Equips Roadway Layout Vehicles with VarTech Monitors

August 18, 2025

LimnTech Scientific, Inc., based in Souderton, Pennsylvania, designs GPSbased machine vision systems for roadway marking. Their LifeMark®100 Automated Layout System installs in a standard pickup truck or paint truck to paint road lines with precision.

LimnTech needed a compact, rugged display that could handle vehicle shocks, DC power input, Linux compatibility, and sunlight readability. VarTech supplied a 10.4” custom designed DiamondVue monitors that meet all requirements and have been in continuous use for over 10 years.

Challenges: Shock and Vibration, Extreme Temperatures, Direct Sunlight

Marking trucks operate on uneven roads. Their display had to survive vibration, wide temperature swings, and direct sun glare. It also needed a single connector for power and touch signals to reduce cable clutter.

A clear, responsive interface was vital for operators to monitor the painting process in real time.

The Solution: A DiamondVue Monitor

VarTech’s 10.4” DiamondVue monitor was chosen after joint design and testing with LimnTech's engineers. Key features included:

  • High bright sunlight readable LCD with adjustable front dimmer knob
  • Resistive touchscreen compatible with Linux
  • Wide input range of 9–32 VDC
  • Custom LEMO connector combining power and touch signal in one rugged plug
  • Powder-coat, silk-screen branding with LimnTech’s logo

Monitors were mounted via VESA brackets next to the driver’s seat for ergonomic access and clean cable routing.

Results: A Decade of Reliable Operation

Since deployment, DiamondVue monitors have delivered stable operation and clear visuals under all road and lighting conditions. The single cable LEMO solution reduced installation time and maintenance points.

Operators report reliable touch response, and no downtime related to display failures. Still operating reliably after more than a decade in the field, these units are a testament to VarTech’s commitment to durability.

Why VarTech?

LimnTech selected VarTech for:

  • Proven rugged hardware that endures vehicle vibration
  • Sunlight readable displays with user adjustable brightness
  • Simplified cabling via custom connectors
  • Full Linux and windows support for seamless integration
  • Long-term reliability backed by real world field data

Industry Profile

LimnTech Scientific, Inc. supports the construction industry, including highway, street, and bridge surface marking applications. It enables precise line placement, reduces operational costs by using standard trucks, and enhances safety through real-time feedback.

LimnTech and VarTech continue to collaborate on future enhancements for automated roadway marking.

Contact VarTech Systems Inc.

At VarTech Systems, our Project Managers—with an average of 15+ years of industry experience—are ready to customize a computer, monitor, or HMI workstation solution to meet your needs. Drawing from extensive backgrounds in manufacturing, military, oil and gas, and marine applications, they provide expert guidance throughout your project journey.

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Based in Clemmons, North Carolina, VarTech Systems Inc. engineers and builds custom industrial and rugged computers, monitors, and HMIs.