It is used in the mining industry in the area of ??flotation cells lead or zinc; It serves to control the level of the cells with a sensor and the float.
Drawing labels, details, and other text information extracted from the CAD file (Translated from Spanish):
minera penasquito, s.a. of c.v., known address, www.goldcorp.com, scale, area, dwg no., no., dib :, rev :, aprb :, date, reference, by, acot., rev, reviews