Low cost, continuous measurement – up to 0.2” (4 mm) accuracy No power required for continuous operation Meets API Chapter 3.1B regulations for inventory control applications Easy to read display – metric or imperial in decimals or fractions Wide variety of installation kits and materials available Mounting for optional transmitters or limit switches High pressure version available - 150 or 300 PSIG (1.1 and 2.2 MPa) Floats available for standard, interface or stilling well applications FM and ATEX approved for use in potentially explosive atmospheres