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SDG 200

A non nuclear soil density gauge

Motorway Tech presents the SDG 200, TransTech Systems next generation soil density gauge.

It is equipped with full colour graphics driven user interface and a touch screen display. The SDG 200 makes use of Microsoft Windows CE for its smooth operation, software upgrades, and enhanced user support.

Download Brochure
User Manual
Quick Start Guide
Offset Cheat Sheet

Product highlights

Non-nuclear technology
Full colour VGA display
LED backlight for easy visibility in light or dark situations
Customisable project entries and material entries
Diagnostics mode
Download data files from the SDG 200 via USB drive
Data management screen and the ability to disable data logging
Rugged, lightweight, aluminum shell
Handle extension attachment
Reflective vinyl graphics for higher visibility at night
Fast, reliable, accurate, and repeatable readings in real time
No need for badges or licenses & no storage or transport concerns


Some of the specs for the SDG 200 include:

  • The SDG 200 only has an “average” mode available. It averages five readings, stores data including location, date and time and also stores infinite records.

    For functions, there is Wet & Dry Density, % Compaction, and % Moisture.

    For soil specifications, the SDG 200 is designed to operate with standard soils used in civil construction projects. It requires inputs from standard; Standard Test Methods for Liquid Limit, Plastic Limit, Plasticity Index of Soils, Particle Size Distribution, and Proctor Test. The operating temperature is from : -20°C to 40°C (-4°F to 104°F).

    • Sensing Area: 11 in. (27.9cm) diameter base allows optimum measurement on fine and coarse material types.
    • Measurement Depth: Designed for use on a standard 12in (30cm) un-compacted layer of soil during or after compaction.
    • Measurement Display: Dry Density, % Compaction, % Moisture, GPS Data, Material Information & Project Name
    • Accuracy: Wet Density +\- 2%. Water Content +\- 2%
    • Unit Weight: 14.2lbs (6.44kg)
    • Unit Dimensions: 11 in x 11 in x 12 in High (27.9cm x 27.9cm x 30.4cm) with handle extension 29in High (73.6cm)
    • Shipping Weight with Case: 49lbs (22.22kg)
    • Shipping Dimensions: 17.5in x 18.5in x 20in (44.45cm x 47cm x 50.8cm)

Download the SDG 200 Brochure below to view the full detailed list of specifications.

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Frequently Asked Questions

When should I charge my SDG 200?

When the voltage indicator on the status bar reads 6.5volts. It is also a good idea to charge the SDG 200 at the end of the day after use.

Will the SDG 200 operate while charging?

No, the SDG 200 is not operable while charging. An external battery charger can be purchased along with a second battery pack. Contact us for more information.

How will I know when the SDG 200 is fully charged?
When the LED indicator on the back of the gauge changes from red to yellow.
Should the SDG 200 remain in its original shipped case?

Yes, each case contains a standardization plate unique for that specific gauge.

Is it necessary to calibrate the SDG 200 annually?
Yes, Motorway Tech suggests annual calibration of the SDG 200 gauge.
Does Motorway Tech provide training for the SDG 200?

Please call 1300 416 313 to arrange dates and for any additional training information.

Is the SDG 200 available in languages other than English?
Yes, we can also program the interface for Chinese, French, German, Japanese, Norwegian, Portuguese, Russian, Spanish or Swedish.
What type of warranty is available with a new SDG 200?
We offer a 1 year warranty on parts and labor for issues related to materials and workmanship on all new SDG 200’s.

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