TIENet™ 310 Ex Ultrasonic Sensor with 75 ft. (23 m) cable.  Includes one TIENet™ plug.  For use with DuraTracker®, Signature® portable flowmeters, and as a remote level sensor for the TIENet™ 360 LaserFlow™ sensor.  This part meets the requirements for ATEX Group II Category 2, Zone 1, Gas Group IIB hazardous areas when connected to the Signature® through the TIENet™ barrier (part number 604364112).