AST2000H2 Hydrogen Pressure Transducer

Brand: American Sensor Technologies Inc
AST Hydrogen Pressure Transducer, AST2000H₂
AST Hydrogen Pressure Transducer, AST2000H₂
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AST2000H2 Hydrogen Pressure Transducer

Brand: American Sensor Technologies Inc
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The AST2000 series is now available for hydrogen pressure sensing applications.

Tested to a variety of hydrogen and automotive standards, the AST2000 series combines the best mechanical design for hydrogen measurement with high performance digital compensation.
Features
  • One piece design 
  • All 316L wetted material for optimal compatibility 
  • No oil-filled cavities leave no chance of containment
  • Non-welded diaphragm eliminates leak paths and weak points 
  • Digitally compensated Krystal Bond™ Technology

Specifications

Brand

Accuracy

  • < ± 0.25 % BFSL (Accuracy Includes Non-Linearity, Hysteresis & Non-Repeatability)

Applications

  • Back Up Power
  • Hydrogen Filling Stations & Test Stands
  • PEM Fuel Cells
  • Test Stands (Hydrogen Filling Stations)

Approvals & Certifications

  • CE EN 61326
  • EC79, 07-01820, 1-TÜV

Bandwidth

  • (3 dB), DC to 3 kHz

Burst Pressure

  • psi: 40,611 (kPa: 280000, bar: 2800)

Compensated Temperature

  • -10° to 60° C (14° to 140° F)

Consumption

  • < 10 mA

Electrical Connectors

  • Packard Metripack 150 3-Pin

Environmental Protection

  • IPX6K

Excitation Voltage

  • 5 Vdc

Humidity

  • 0 to 100 % Relative Humidity, Non-Condensing

Operating Temperature

  • -40° to 85° C (-40° to 185° F)

Output

  • < 100 ohms, Nominal - Output Impedance
  • 0.5 - 4.5 V Ratiometric

Output Load

  • 10 kiloohms, Min.

Output Noise

  • < 2 mV RMS

Pressure Cycles

  • > 100 Million

Pressure Range

  • bar: 0 to 700
  • kPa: 0 to 68,950
  • psi: 0 to 10,000

Reverse Polarity Protection

  • Yes

RFI/EMI Protection

  • Yes

Shock

  • 100 G, 11 milliseconds, 1/2 Sine

Span Effect

  • < ± 0.5 % of Full Scale

Stability

  • ± 0.25 % of Full Scale, Typical

Storage Temperature

  • -40° to 125° C (-40° to 250° F)

Temperature Effect

  • ± 2 % of Full Scale (± 1 % of Full Scale Outputptional) - Thermal Error

UNF/UNC Connection

  • 1/2”-20 UNF Male
  • 3/8”-24 UNF Male
  • 7/16”-20 UNF Male

Vibration

  • 20 G Peak, 20 to 2,400 Hz

Wetted Materials

  • 316L Stainless Steel

Zero Offset

  • ± 0.5 % of Full Scale

Documentation

Data Sheets

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