Self-recorder for monitoring the groundwater level in wells

Abstract

Purpose and characteristics of the device. Self-recorder for groundwater level monitoring - limnigraph - is designed for automatic measurement and recording of water level changes in boreholes with diameter from 75 to 150 mm (Fig. 1 and 2). The limnigraph consists of (Fig. 3): body, winch, recording mechanism, steel rope, float, counterweight.