Is a solid state instrument designed to provide the precise Conductivity /TDS measurement. The instrument is ideal for monitoring salt contents in Natural Water, Drinking Water, Treated Water, Waste Water, Brine Solution, Sea Water and soluble salt in soils. A multi-position selector switch quickly sets the digital display to the desired test range. The LED display is easy to read even in the dark. The uses of the solid state I.C. circuitry makes the model versatile and reliable. The instrument is extremely useful for agriculture and soil analysis laboratories, swimming pools, water quality control in boiler feed water, water works departments, fertilizer plants, petroleum refineries, transport undertakings, breweries, textile plants, rayon & silk mills etc.