The Model 4427 Long Range Displacement Meter is ideally suited for the measurement of large displacements associated with landslides. The Model 4427 can also be used for monitoring the movement of boulders, snow, etc., on unstable slopes.

Specifications:
Standard Range  1, 2 m (without resetting) 
Resolution  0.025% F.S. (0.25 mm for 1 m range) 
Accuracy ±1.0% F.S. 
Temperature Range −30°C to +60°C 
L × W × H  610 × 152 × 152 mm

Geokon, Incorporated, 48 Spencer Street, Lebanon, New Hampshire, 03766 · USA. Tel.: 1(603)448-1562, FAX: 1(603)448-3216, e-mail: info@geokon.com