Lascar EL-GFX-1

  • Measurement range: -30°C to +80°C (22 to +176°F)
  • Stores 250,000 readings
  • Logging rates between 10 seconds and 12 hours
  • User programmable alarm thresholds
  • Graphic LCD shows real-time readings, graph, and current status
  • Micro USB interface for PC based set-up and data download
  • IP67 construction
  • Supplied with user replaceable 1/2AA batteries



The Lascar EL-GFX-1 Temperature Data Logger measures and stores up to 256,000 readings over a -30 to +80°C (22 to +176°F) range at a resolution of 0.1°C.

Featuring a high-contrast graphic LCD display and three input buttons which allow users to start, stop and restart the logger using on-screen menus. The menu also provides real-time analysis of data either as a data summary (showing highest & lowest readings and alarm conditions) or as a graph that updates as new data is added. Multiple data logging sessions can be stored on the device ready for upload to a PC at a later date.

The data logger’s robust design provides IP-67 waterproof protection and the two replaceable ½ AA batteries typically allow logging for up to one year.

The EL-GFX-1 temperature data logger is suitable for applications such as:

  • Pharmaceutical refrigerator monitoring
  • Transportation
  • Food
  • Building & site monitoring
  • HVAC


Specification Min. Typ. Max. Unit
Measurement range -30 (-22) +80 (+176) °C (°F)
Internal resolution 0.1 (0.1) °C (°F)
Accuracy (overall error) ±0.1 (±0.2) ±0.5 (±1) °C (°F)
Logging rate every 10s every 12hr
Operating temperature range* -30 (-22) +80 (+176) °C (°F)
2 x ½AA 3.6V Lithium Battery Life 1** Year

* At temperatures below -5°C the LCD will exhibit slower response times. The LCD will be disabled at temperatures under -20°C and above 70°C.
** At 25°C and 10 minute logging rate with no alarm LEDs or sounder and minimal LCD use.


Set up and data download of our EasyLog data loggers is enabled by our EL-WIN-USB software. It is compatible with 32-bit and 64-bit versions of Windows XP, Vista, 7 & 8.

Download the latest version of the software below. Please note, the software is not compatible with Mac or Linux.