AST4300 Pressure Transducer

Brand: American Sensor Technologies Inc
AST Pressure Transducer, AST4300
AST Pressure Transducer, AST4300 AST Pressure Transducer, AST4300
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AST4300 Pressure Transducer

Brand: American Sensor Technologies Inc
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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

Brand

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

Documentation

Data Sheets

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