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AST2000H2 Hydrogen Pressure Transducer
Brand: American Sensor Technologies IncThe 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
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