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  • ±1mm in water accuracy
  • 1-4 (field adjustable) switch points
  • Polypropylene multi point level switch package for corrosive liquids
  • Sensing technologies:
    • Vibration
    • Ultrasonic
    • Buoyancy
  • Contact type:
    • AVX6: SPDT reed(s)
    • AUX8 /AZX8: SPST relay(s)
  • Selectable NO / NC contact output
  • Process temp: -40 to 176°F (-4 to 80°C)
  • NEMA 4X (IP65) enclosure rating


The Flowline AXXX Smart Trak Level Switch is a general purpose level switch package provides reliable, multi-point liquid level detection up to 10' (3m) with 1-4 adjustable level switch points and a compact junction box for integral wiring termination. Available in three level sensor technologies, select the sensor type based upon your application media. This PP liquid level switch package is widely applied in process, sump and day tank level applications for automatic filling or emptying with high level alarm and/or low level alarm.

Additional features of the Flowline AXXX Smart Trak Level Switch includes:

  • Rugged polypropylene multi-point level switch package for corrosive liquids
  • 60VA relay or 15VA dry contact selectable NO or NC via wiring
  • Offered in 3 sensing technologies for broad application coverage: ultrasonic, vibration & buoyancy
  • Adjustable level switch cars enable sensor adjustment in the field
  • Available in intrinsically safe and general purpose classifications
  • Polypropylene junction box or controller enclosure rated NEMA 4X with swivel base and terminal strip
  • Mounts on the top wall of tank
  • Select from 1 to 4 switch points and the custom switch points
  • Each switch connects directly to a PLC/SCADA
  • Ideal for multi-point switch operation
  • Switch points are fully adjustable