S271CD/BNC, pH Electrode, Testing Parameter pH, Measurement Range 0 - 14 pH, pH Range 0 - 14 pH, Tip Shape Round, Operating Temp. Range 0 Degrees to 80 Degrees C, Body Material Ryton PPS, Diameter 3/4 in, Length 5.85 in, Cable Length 10 ft, Connector BNC, Amplifier Can be used with PHAMP-1, Max. Pressure 100 psig DeRating Applies, Shelf Life 12 mo, Reference Ag/AgCl, Junction Double, Electrolyte High Temperature, Recommended Use Heavy Industrial, Higher Temperature Applications, Industrial