Fiber portion is protected from chemicals and oils using a fluoroplastic coating.

  • Select an optimal model from among 7 through-beam types and 1 diffuse type

For use with various chemicals

The detecting part and fiber portion are protected from chemicals by using a fluoroplastic coating. Selection of an optimal model is possible from among 7 through-beam types and 1 diffuse type.

Chemical resistance

Chemical resistance
Chemical type Typical examples Resistance
Inorganic acids Hydrochloric acid, sulfuric acid, nitric acid, phosphoric acid, chromic acid
Organic acids Acetic acid, oxalic acid, formic acid, oleic acid, phthalic acid
Alkali Caustic soda, caustic potash, ammonia water, calcium hydroxide
Salts Sodium chloride, magnesium sulfate, lead nitrate, potassium chlorate
Alcohols Ethanol, butyl alcohol, glycerol
Ketones Acetone, methyl ethyl ketone
Esters Butyl acetate, dibutyl, phthalate
Ethers Ethyl ether, dibutyl ether
Amines Dibutyl amine, triethanolamine
Aliphatics Propane, butadiene, cyclohexane, kerosene
Aromatics Benzene, toluene, xylene, aniline
Organic halogen compounds (chlorine) Carbon tetrachloride, trichlene, ethylene sulfi de
Oil resistance
Resistance for fire resistant fluids Resistance
Fire resistant fl uid mineral oil
Water-glycolic phosphoric acid
Ester chlorinated hydrocarbons
Diester oil
Silicone ester oil
Low aniline point oils
High aniline point oils