- Water treatment, Industrial process (paper mill, textiles etc.), chemical and pharmaceutical industries, heating and cooling plants.

Their design, plastic body and glass tube, makes them particularly suitable for aggressive fluids and corrosive environment.
The measuring principle is that of the variable area flowmeter, the float is moved by the fluid inside a calibrated conical glass tube. The borosilicate glass conical tube is inside a plastic protection case with a transparent reading window.

Standard versions:

RA 77     Unions for solvent welding, ND10 to 80
FA 77     Flanges ND 10 to 80
RA / FA 77-MSK1    With bistable switch N.C.
RA / FA 77-MSK2    With bistable switch N.O.
RA / FA 77-MSKW With bistable changeover switch

Limit values switches
These flowmeters can be equipped with a magnetic float and Reed contacts,
triggerpoints adjustable over the entire measuring range.