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AST4300 Pressure Transducer
Brand: American Sensor Technologies Inc
The AST4300 is a stainless steel pressure transducer / transmitter for use in hazardous areas.
In addition to its rugged construction and best price-to-performance ratio in the industry, the AST4300 is the solution for pressure measurement for a variety of applications.
Features- Class I Div 2 Groups A, B, C, D
- ATEX / IECEx: Ex nA IIC T4 Gc (Ta = -40°C to 85°C) for Conduit Electrical Connections
- High Strength Stainless Steel Construction
- No Oil, Welds or Internal O-Rings
- Wide Operating Temperature
- Pressures from Vacuum to 20,000 psi
- Low Static and Thermal Errors
- Unparalleled Price and Performance
- Compatible with Wide Variety of Liquids and Gases
- EMI/RFI Protection
Specifications
Accuracy
- < ± 0.25 % BFSL (< ± 0.5 % from 7,500 up to 20,000 psi) at 25° C (77° F) Includes Non-Linearity, Hysteresis & Non-Repeatability
Applications
- Compressed Gases & Storage
- Energy/Water Management
- Hydrogen Fuel (316L)
- Industrial OEM Equipment
- Oil & Gas Applications
- Oxygen Delivery Systems
- Pressure Instrumentation
- Process Control
- Refrigeration Equipment
- Tests Stands
Approvals & Certifications
- ATEX/IECEx: Ex NA IIC T4 Gc (Ta = -40° to 85° C)
- CRN Registered to ANSI/ASME B31.3
- CSA 123 Class I, Div. 2, Non-Incendive Grade A, B, C, D & ANSI/ISA 12.27.01 Single Seal Approval
- UL ANSI/ISA 12.12.01 Class I, Div. 2, Non-Incendive Grade A, B, C, D (Formerly UL 1604)
Bandwidth
- (-3 dB), DC to 1 kHz - for 1-5 Vdc, 1-6 Vdc & 0.5-4.5 V Ratiometric
- (-3 dB), DC to 250 Hz - for 4-20 mA
BSP Connection
- 1/4” BSPP Male
Burst Pressure
- 5 times or psi: 40,000 (kPa: 275,800, bar: 2,758) whichever is less at 25° C (77° F)
Circuit Protection
- EMI/RFI Protected
Compensated Temperature
- 0° to 55° C (32° to 132° F)
Cone & Thread Connection
- Autoclave F-250-C Female
Consumption
- 20 mA Typical at 4-20 mA - Current Consumption
- 5 mA, Typical at 1-5 Vdc, 1-6 Vdc, 0.5-4.5 V Ratiometric - Current Consumption
Electrical Connectors
- Conduit, 10 feet
- Conduit, 2 feet
- Conduit, 4 feet
- Conduit, 6 feet
- DIN 43650A
- Mini-Fast
Environmental Protection
- IP66
- Non-Incendive Class I, Div. 2 Groups A, B, C, D
Excitation Voltage
- 10-28 Vdc at 4-20 mA & 1-5 Vdc, 1-6 Vdc
- 5 Vdc, Regulated at 0.5-4.5 V Ratiometric
Humidity
- 0 to 100 % Relative Humidity, Non-Condensing
NPT Connection
- 1/2” NPT Male
- 1/4” NPT Female
- 1/4” NPT Male
- 1/8” NPT Male
Operating Temperature
- -40° to 80° C (-40° to 176° F)
Output
- 0.5 - 4.5 V Ratiometric
- 1-5 Vdc
- 1-6 Vdc
- 4-20 mA
Output Impedence
- 10 kiloohms - 4-20 mA
Output Load
- 0 to 800 ohms at 10-28 Vdc - for 4-20 mA
- 10,000 ohms Min. - for 1-5 Vdc, 1-6 Vdc & 0.5-4.5 Ratiometric
Output Noise
- < 2 mV RMS - for 1-5 Vdc, 1-6 Vdc & 0.5-4.5 V Ratiometric
Pressure Cycles
- > 100 Million at 25° C (77° F)
Pressure Range
- bar: -1 to 1,379
- kPa: -101.4 to 137,900
- psig: -14.7 to 20,000
Reverse Polarity Protection
- Yes
Shock
- EN 60068-2-27
Stability
- ± 0.25 % of Full Scale for 1-Year at 25° C (77° F) - Typical
Storage Temperature
- -40° to 100° C (-40° to 212° F)
Tolerance
- < ± 1.5 % of Full Scale at 1-5 Vdc, 1-6 Vdc, 0.5-4.5 V Ratiometric
- < ± 2 % of Full Scale at 4-20 mA
Vibration
- EN 60068-2-6
- EN 60068-2-64
- IEC 68-2-32
Wetted Materials
- 316L Stainless Steel
- 630 Stainless Steel
- Hastelloy C-276
- Inconel 718
Zero Offset
- < ± 1 % of Full Scale at 4-20 mA, 1-5 Vdc, 1-6 Vdc, 0.5-4.5 V Ratiometric