AST45PT Submersible Pressure

Brand: American Sensor Technologies Inc
AST Submersible Pressure & Temperature Transducer, AST45PT
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AST45PT Submersible Pressure

Brand: American Sensor Technologies Inc
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The AST45PT is a combined pressure and temperature transmitter for accurate liquid level measurement. 

For pressure ranges from 0 to 100 psi that require a wide range of media compatibility, the AST45PT submersible series is an excellent solution to monitor level and temperature for indoor and outdoor application.
Features
  • High Strength Stainless Steel Construction
  • No Internal O-rings
  • Wide Operating Temperature
  • Pressures up to 100 psi
  • Low Static and Thermal Errors
  • Unparalleled Price and Performance
  • Rugged Design
  • New Conduit Fitting at Electrical Connection
  • Compatible with Wide Variety of Liquids
  • EMI/RFI Protection

Specifications

Brand

Accuracy

  • < ± 0.25 % of Full Scale - Pressure
  • < ± 1 % of Full Scale - Temperature

Applications

  • Building Automation
  • Earthen & Concrete Dams
  • Environmental Sites
  • Ground Water Level Measurement
  • Irrigation Systems
  • Liquid Tanks
  • Wastewater Canals

Burst Pressure

  • 5 times or psi: 1, 250 (kPa: 8,618, bar: 86.2) whichever is less

Cable Length

  • 6 to 150 feet (1.9 to 46 metres)

Compensated Temperature

  • 0° to 55° C (32° to 131° F)

Consumption

  • < 10 mA

Electrical Rating

  • 400 Hz

Enclosure, Body Material

  • 316L Stainless Steel
  • Alloy C-276 (Hastelloy C, Inconel)

Environmental Protection

  • IP68

Excitation Voltage

  • 10-28 Vdc

Humidity

  • 0 to 100 % Relative Humidity, Non-Condensing

NPT Connection

  • 1/2” NPT Male
  • 1/4” NPT Female
  • 1/4” NPT Male

Operating Temperature

  • 0° to 60° C (32° to 140° F)

Output

  • 1-5 V
  • 4-20 mA

Output Load

  • 0-800 ohms at 10-28 Vdc
  • 5 kiloohms, Min.

Output Noise

  • < 1 mV RMS

Pressure Cycles

  • > 50 Million

Pressure Range

  • bar: 0 to 6.895
  • kPa: 0 to 689.5
  • psi: 0 to 100

Pressure Type

  • Gauge

Reverse Polarity Protection

  • Yes

RFI/EMI Protection

  • Yes

Shock

  • 100 G, 11 milliseconds, 1/2 Sine

Span & Zero Effect

  • < ± 0.5 % of Full Scale
  • < ± 1.5 % of Full Scale

Storage Temperature

  • -40° to 100° C (-40° to 212° F)

Supply Voltage

  • 10-28 V

Vibration

  • 10 G Peak, 20 to 2,000 Hz

Wetted Materials

  • 304 Stainless Steel
  • 316L Stainless Steel
  • Hytrel
  • Kynar

Zero Offset

  • < ± 0.5 % of Full Scale

Documentation

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