The Electrical Density Gauge (EDG) is a nuclear-free alternative for determining the moisture and density of compacted soils used in road beds and foundations.
The EDG is a portable, battery-powered instrument capable of being used anywhere without the concerns and regulations associated with nuclear safety.
STANDARD
- ASTM D7698
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The Electrical Density Gauge (EDG) is a nuclear-free alternative for determining the moisture and density of compacted soils used in road beds and foundations.
The EDG is a portable, battery-powered instrument capable of being used anywhere without the concerns and regulations associated with nuclear safety.
Easy-to-use, the EDG can be used as a construction aid to monitor day-to-day compaction operations by providing performance and measurement results highly comparable to those achieved with traditional methods, including the nuclear gauge and/or a sand-cone and oven moisture test combination.
Its user-friendly, step-by-step menu guides the user through each step of the testing procedure and cautions the user when values do not correspond to established curves for the material being tested.
Features
· Color touch screen
· More accurate data
· New GPS function (Optional)
· USB connection, more convenient for data transmission and software upgrading later
TECHNICAL PARAMETERS
MEASUREMENT MODE
Average: Averages four (4) readings and stores data including location, date and time. Stores infinite records.
Functions: Wet & Dry Density, % Compaction, % Moisture
SOIL SPECIFICATIONS
Designed to operate with standard soils used in civil construction projects.
Requires inputs from standard
· Standard Test Methods for Liquid Limit, Plastic Limit, and Plasticity Index of Soils (ASTM D4318)
· Particle Size Distribution (ASTM D422)
· Proctor Test (ASTM D698 and D1557)
Operating Temperature: 0°C to 50°C
MECHANICAL SPECIFICATIONS
Weight: 9 kg
Dimensions: 480 x 385 x 200mm
MEASUREMENT SPECIFICATIONS
Sensing Area: 9.5 in. (24.1cm) square Dart Template allows optimum measurement on fine and coarse material types. A larger sensing area can be achieved by customizing the darts and dart template.
Measurement Depth: The standard dart is 15cm, and 30, 50 and 80cm darts can be customized.
Measurement Display: Dry Density, % Compaction, % Moisture, GPS Data, Material Information and Project Name
Accuracy: The accuracy can reach ±1% except for the measurement of Collapsible loess. (The measurement accuracy of collapsible loess is ±3%.)
ELECTRICAL SPECIFICATIONS
Microprocessor Controlled
Battery: 16800mAh, Li-ion battery
Battery Time: about 48 hours
Battery Charger: Input AC100V~245V, 50~60Hz, DC5V/1A
Computer Ports: 1 USB Port

