SEBA HYDROMETRIE MODEL XI HORIZONTAL WATER LEVEL RECORDERS

SEBA Horizontal Water Level Recorder Type XI for ground water measurements or surface water measurements. Basic equipment comprises: Protection housing with inspection window Horizontal positioned recording drum Ø 122 mm Writing width 250 mm, drum circumference 384 mm Equipped with quartzdriven clockwork ( battery operated 3 V) with drum rotations 1-8-16-32 days selectable by switch Registration scale : 1: 10, other scales by means of exhanging the float wheel ( e.g. 1: 5, 1: 20 etc.) With reserving spindle for registation of high-and low water level peaks. Registation with purple fibre pens Float 90 mm Ø and counter weight Float cable 10 m long, 0, 8 mm Ø Includes: 12 diagram charts, 2 pens. The Measuring instrument serves for continuous control and registration of water level fluctuation in flowing and stagnant waters. The application of this very reasonable instrument type requires a protection housing! . Advantages: Extremely smooth running Selectable recording scales Reversing spindle for registration of high and low water level peaks Simple and quick installation Technical data: Recording Drum: Horizontal positioned; Ø 122 mm; drum circumference 384 mm; writing width 250 mm. Writting device: Reversing spindle for recording high-and low water level peaks with capillary-or fibre pens Weight: 14 kgs ( gross) . Incl. maintenance material Option: Easy adaption of a datalogger for parallel registation of water level fluctions ( e.g. type MDS-Insider DIGI) . Measuring range: This Instrument is supposed to be equipped with five standard registration scales-according to the requirement. Adjustment to another measuring range will be effected by simple exhange of the float wheels.