The GLT240128 is an intelligent Graphic LCD display engineered to quickly and easily add an elegant graphic HMI to any application. Multiple communication protocols such as Serial RS232, TTL, I2C, USB and RS422 communication models allow the GLT240128 Graphic LCD to be connected to a wide variety of host controllers.

Full touch screen, no keypad needed! Our Graphic LCD Touch Panel provides you with a cost-effective industrial HMI user interface solution for that great product/project you are developing. On board memory for Fonts and Bitmaps! This touch screen graphic LCD displays graphics and text in any font, style, justification and language, all with the convenience of a touch screen.


  • 240x128 Graphic LCD HMI
  • Available Interfaces: Serial RS232, TTL, I2C, RS422 and USB
  • Resistive Touch panel
  • 256KB of customizable fonts and bitmaps to enhance the graphical user experience
  • Programmable to display any language
  • 6 General Purpose Outputs
  • Two available voltage options: 5V, and Industrial 9-35V (12V, 24V)
  • Field upgradable firmware
  • Piezo Buzzer to provide audio feedback
  • Software controlled contrast and brightness with configurable time-out setting up to 90 minutes
  • Built in Horizontal or Vertical bar graphs
  • Hardware flow control
  • Fast and easy development
  • Designed, supported and Made in CANADA
  • Long life cycle
  • Backed my Matrix Orbital's decades of research and development.



Please note: This unit``s PCB has been replaced by the improved version (rev 4.0). The unit’s physical footprint, protocols and display remain the same. However, we have made improvements to the product such as enhanced ESD protection. If you have ordered this display in the past, please contact support for further details to avoid compatibility issues.

A product change notice has been released for this display. Change effective Jan 30, 2015. Please review the PCN


Family/Series Intelligent Display
Module Width (mm) 144
Module Height (mm) 104
Display Type Graphic LCD
Backlight Type LED
Viewing Area Width (mm) 114
Viewing Area Height (mm) 64
Active Area Width (mm) 107.95
Active Area Height (mm) 57.55
Resolution Width (Pixels) 240
Resolution Height (Pixels) 128
Pixel Pitch Width (mm) 0.45
Pixel Pitch Height (mm) 0.45
Pixel Width (mm) 0.4
Pixel Height (mm) 0.4
Font Multilingual
Viewing Direction Top
Viewing Angle 60
Touchscreen Resistive
Keypad None
Keys None
Haptic Feedback None
Audio Feedback Piezo Buzzer
GPO's 6
Advanced GPO's None
DOW Optional, 1
Integrated LED's None
Graphic Memory 256kB
Interface RS232, TTL, I2C, RS422, USB
Command Protocol Matrix Orbital
Controller LPC1752
Negative Voltage Integrated
Backlight Driver Integrated
Minimum Voltage (Vdc) 5
Typical Voltage (Vdc) 5, 9-35
Maximum Voltage (Vdc) 35
Header Standard
Min. Operating Temp. (°C) 0, -20
Max. Operating Temp. (°C) 50, 60
Min. Storage Temp. (°C) -30, -10
Max. Storage Temp. (°C) 60, 80


  File Name Revision Size  
  File Name Revision Size  
GLT240128  Manual for PCB revision 4.0 4.0 2.91MiB


Manual for PCB revision 4.0 of the GLT240128, GLT240128-422, and GLT240128-USB displays including the LPC17xx processor.

GLT240128  Autocad Drawing for PCB Revision 4.0 4.0 145.24KiB


Autocad .dwg style drawing of the GLT240128-25, GLT240128-25-422, and GLT240128-25-USB displays.

GLT240128  Manual for PCB revision 1.1 1.1 4.61MiB


Manual for PCB revision 1.1 of the GLT240128 and GLT240128-USB displays using the Atmel Atmega processor.

GLT240128   Drawing for PCB revision 1.1 1.1 121.34KiB


AutoCAD .dwg style drawing for PCB revision 1.1 of the GLT240128 and GLT240128-USB displays.

GLT240128  PCN 2015-10-13-01.1 229.1KiB


GLX G2.1 ARM Firmware Version 8.6.2 Release

GLT240128  PCN 2014-05-23.2 229.24KiB


GLX G2.1ARM Firmware Version 8.5 Release

GLT240128  PCN 2013-02-02.2 229.08KiB


Firmware v8.4 for GLT240128 /-USB /-422 PCB Rev 4.0

GLT240128  PCN 2011-10-06-02.1 99.09KiB


GLT G2.1ARM Firmware Version 8.3 (PCB Rev 4.0) Release

GLT240128  PCN 2011-04-06-02 99.73KiB


GLT24064-XX / GLT24064-1U-XX / GLT240128-XX Firmware v8.2.0 Relase

GLT240128  PCN 2011-01-24-04 104.08KiB


GLT240128 / -USB / -422 Firmware v8.1.0 Release

GLT240128  PCN 2010-10-08-04 118.92KiB


GLT240128 PCB Rev 4.0 Release

GLT240128  PCN 2010-08-16-01 120.5KiB


New MO VPT module

GLT240128  PCN 2009-11-19-02 102.49KiB


-GW Model to change to -FGW

Options Required : Select one from each
Pricing may change based on options selected.

  • Model: GLT240128
  • Availability: In Stock (Built to Order)
  • $215.95USD
  • 25 or more $209.47USD
  • 50 or more $205.15USD
  • 100 or more $194.36USD
  • 200 or more $192.15USD
  • 500+ : Contact us

Tags: GLT240128