instrumentation device to measure the properties of ground and surface water, namely, water level, temperature, conductivity, pH, dissolved oxygen and other characteristics, where a sensor or sensors are fitted to a measurement tape on a reel which houses the datalogger

'characterist':22 'conduct':16 'datalogg':40 'devic':2 'dissolv':18 'fit':29 'ground':8 'hous':38 'instrument':1 'level':14 'measur':4,32 'name':12 'oxygen':19 'ph':17 'properti':6 'reel':36 'sensor':25,27 'surfac':10 'tape':33 'temperatur':15 'water':11,13

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