The PT-500 submersible pressure transmitters is the only one on the market with built-in lighting protection, Class 1, Div. 1 certification, and a field-adjustable zero.
The PT-500 is designed for reliability in waste water and other dirty or turbulent liquids. Its unique set of features including built-in lightning protection, Class 1, Div. 1/Zone 0 certification, choice of patented re-usable cage or fixed, welded cage, field adjustable zero, conduit mounting threads and ingenious and compact vent tube filter cap.