The successor to the world's first commercial battery-operated, portable XRD, the TERRA II analyzer has a battery life of up to six hours and a rugged, weatherproof case for fast in-field analysis of major and minor mineral components. The TERRA II analyzer offers powerful features that make it a portable, lightweight, and virtually maintenance-free alternative to conventional XRD.
Powerful, intuitive software is paired with improved X-ray detectors for enhanced sensitivity, faster analysis times, and more reliable results.
Conventional XRD instruments require a large batch of samples to be finely ground and pressed into a pellet to ensure a sufficiently random orientation of the crystals. In contrast, the TERRA II analyzer’s small vibrating sample holder convects all particles within the sample chamber, ensuring that data is virtually free of orientation effects. As a result, only 15 mg of sample is required, easily obtained using the supplied sample kit.
XRD range | 5–55° 2θ |
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Detector type | 1024 × 256 pixels—2D Peltier-cooled CCD |
Sample grain size | <150 μm crushed minerals—(100 mesh screen, 150 μm) |
Sample quantity | ~15 mg |
X-ray target material | Cu or Co (Cu standard) |
X-ray tube voltage | 30 kV |
X-ray tube power | 10 W |
Data storage | 240 GB ruggedized internal hard drive |
Wireless connectivity | 802.11b/g for remote control from web browser |
Operating temperature | -10 °C to 35 °C (14 °F to 95 °F) |
Weight | 14.5 kg with four batteries |
Size | 48.5 cm × 39.2 cm × 19.2 cm (19.1 in. × 15.4 in. × 7.6 in.) |
Enclosure | IP67, MIL C-4150J rugged case |
Field autonomy | 4–6 (hot-swap batteries) |