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LL-01 Series Power Loop Liquid Level Sensor

Brand: American Sensor Technologies Inc

The LL-01 series Ultrasonic Sentio™ Miniature Liquid Level Switch uses proven ultrasonic technology combined with compact electronics yielding improved performance in aerated liquids.
Features
  • Standard Features
    • High pressure up to psig: 250 (kPa: 1,724)
    • No moving parts, easy to install
    • Input 5-30 Vdc
    • Filter techniques enhance performance
  • Optional Features
    • 3.3 V input power
    • Electropolishing
    • Higher pressure up to 500 psig (3,447 kPa)
    • Relay output, 0.5 A SPST - NO or NC

Specifications

Cable Length

  • 1 to 20 feet (0.3 to 6.09 metres)

Current

  • Leakage Current: < 50 μA

Delay Time

  • 0.5 second

Input Power

  • 3.3 V
  • 5-30 Vdc

NPT Connection

  • 1/2” NPT Male with 0.25” Activation Point
  • 1/4” NPT Male with 0.25” Activation Point

Operating Pressure

  • psig: 0 to 250 (kPa: 0 to 1,724, bar: 0 to 17.3)

Output

  • Dry: 4 ± 1 mA
  • Wet: 20 ± 1 mA

Pressure Range

  • bar: 0 to 34.47
  • kPa: 0 to 3,447
  • psi: 0 to 500

Repeatability

  • 0.078” (2 mm) or Better

Sensor, Probe Material

  • 316L Stainless Steel

Sensor, Probe Style

  • Ultrasonic

Temperature Range

  • -29° to 80° C (-20° to 176° F)

  • Pump Protection
  • Storage Tanks
  • Compressors
  • Medical and Laboratory Equipment
  • Hydraulic Supply Lines
  • Oil Film Detection
  • Coolant Reservoirs
  • Boiler Water Cutoff
  • Sewage Systems
  • Pipe Lines
  • Hydraulic and Lube Reservoirs
  • Chillers
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