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Optical Level Switches

These products are used in food and beverage systems, liquid holding tanks, hydraulic reservoirs and air conditioning systems. They are low cost and rugged and indicate the absence of liquid.


Dwyer OLS Series Optical Level Switches-

Dwyer OLS Series Optical Level Switches

Low cost, rugged optical level switch provides rapid response while employing no moving parts for stable process control. The bright red and green LED's indicate the presence or absence of liquid for true, local indication. Three optional materials, 316 stainless steel, polysulfone and PFA provide application flexibility.


Calibration Lab
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