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The Sigma Series US4000 Ultrasonic Level Sensor is a non contact instrument designed for solids and liquid measurement. 

The microprocessor based electronics are fully programmable for zero and span points, response time, output type and measurement rate. Industry standard 4-20 mA and 0-5/0-10 Vdc dual outputs are available.
Features
  • Nema 4 junction box
  • Stainless steel body
  • IP68 Sealed, waterproof design
  • 4-20 mA 0-5 to 0-10 Vdc wire output
  • Ranges: 0-14, 0-30 feet
  • Small 6" near zone
  • Microprocessor based
  • Sync. connection for multiple installations
  • Narrow beam angle
  • RS-232, 485 Digital output
  • Fully user programmable
  • 0.1% Repeatability

Specifications

Adjustment Type

  • Push Button

Cable Length

  • Connection: 6 feet (1.82 metres)

Communication

  • RS-232-Digital Output
  • RS-485-Digital Output

Enclosure, Body Material

  • Body: 303 Stainless Steel
  • Enclosure: NEMA 4 Aluminum

Environmental Protection

  • IP66
  • IP68 Sealed, Waterproof Design
  • NEMA 4 Junction Box
  • Water-Proof

Humidity

  • 0 to 100 % Non-Condensing

Indication

  • LED

Measuring Time

  • 1 Measurement Per second

Mounting

  • Mounting Bracket & Nuts (30 mm)
  • Vertically with Respect to the Horizontal Surface of the Liquid or Solid being Measured

Output

  • 0-10 Vdc
  • 0-5 Vdc
  • 4-20 mA

Power

  • 15-30 Vdc

Range

  • 0 to 14 feet (0 to 4.26 metres)
  • 0 to 30 feet (0 to 9.1 metres)

Repeatability

  • 0.1 % Target Range at Constant Temperature

Resolution

  • 0.003384” (0.08595 mm)

Response Time

  • Fast Response: 50 milliseconds
  • Slow Response: 2”/second

Temperature Range

  • -40° to 70° C (-40° to 158° F)

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