High Speed Data Recording Logger – GL900


  The GL900 midi LOGGER from Graphtec is a high speed data recording logger bringing higher speed recording and high isolation to the familar small, compact size and affordale price of the GL series!

Modern conveniences such as Ethernet and USB 2.0 interfaces are included so you can easily get the data out of your GL900 and transfer it to your computer. Data are normally captured into the GL900’s large internal flash memory, at rates selectable from 10μ to 1 hour! You can record for hours, days, or even weeks.

8 x voltage inputs with isolation, BNC connectors or M3 screw terminal.


Dedicated Software for real-time data capture


Real-time digital x-y recording is now possible with the GL900 midiLogger.

Easily emulate 9 4-pen x-y recorder.

On-board Filtering

Dynamic channels demand filtering, we we’ve got it. Select from off, line (1.5 Hz), 5 50, 500 Hz (-3dB roll-off, -6 db/Q).

Main Features

  • GL900 has a 5.7" color LCD display
  • Built-in Ethernet 100Tx and USB 2.0 interfaces
  • Accepts voltages, thermocouples and humidity
  • 8 channels
  • Voltage input levels: 20mV to 500V F.S.
  • Thermocouple input types: B, R, S, T, N, K, W, E, J
  • Continuous battery charge during operation
  • 256MB internal flash memory
  • Includes 4 pulse logic inputs, 1 trigger input
  • Includes 4 x alarm outputs
  • Compact data logger footprint (232mm x 150mm x 80mm)
  • Includes Windows software for setup, control, data transfer, data conversion to ASCII and Excel formats, and on-screen data review with cursors

Options & Upgrades

  • B-514 DC Power Cable
  • B-517 Battery pack
  • B-530 Humidity sensor
  • B-513 Logic/Alarm cable
Additional Accessories
  • GL900 Soft Carry Bag
  • B-544 GL Carry Hard Case


  Download GL900 User Manual   30 MB

  Download the GL900 Brochure/Spec Sheet   4.4 MB

  Contact Graphtec Instruments Sales Team For Dealers

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