AST4400 Standard Pressure Transducer

Brand: American Sensor Technologies Inc
AST Standard Pressure Transducer, AST4400
AST Standard Pressure Transducer, AST4400 AST Standard Pressure Transducer, AST4400
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AST4400 Standard Pressure Transducer

Brand: American Sensor Technologies Inc
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The AST4400 is a stainless steel pressure transducer with a wide variety of options. 

With its rugged construction and best price-to-performance ratio in the industry, the AST4400 is the solution for pressure measurement in Intrinsically.
Features
  • Class I Division 1 Intrinsically Safe Groups C, D when Installed with an Approved Barrier
  • ATEX / IECEx: Class I Zone 0 Exia IIB T4 Ga (Temperature = -40°C to 80°C)
  • High Strength Stainless Steel Construction
  • No Oil, Welds or Internal O-rings
  • Wide Operating Temperature
  • Pressures up to 20,000 psi
  • Low Static and Thermal Errors
  • Unparalleled Price and Performance
  • Compatible with Wide Variety of Liquids and Gases

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

  • Control Panels
  • Data Loggers
  • HVac/R Equipment
  • Hydraulic Systems
  • Industrial OEM Equipment
  • Pneumatics
  • Water Management

Approvals & Certifications

  • ATEX Class I Zone 0 Exia IIB T4 Ga, Temperature = -40° to 80° C (-40° to 176° F)
  • CRN
  • CSA 157
  • IEC 61508
  • IECEx Class I Zone 0 Exia IIB T4 Ga, Temperature = -40° to 80° C (-40° to 176° F)
  • SIL 2
  • UL

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) at 25° C (77° F)

Compensated Temperature

  • 0° to 55° C (32° to 132° F)

Cone & Thread Connection

  • Autoclave F-250-C Female

Current

  • < 10 mA at 0.5-4.5 V Ratiometric - Current Consumption
  • 20 mA at 4-20 mA - Current Consumption
  • 5 mA, Typical at 1-5 Vdc, 1-6 Vdc - Current Consumption

Electrical Connectors

  • 6-Pin Bendix
  • Conduit, 10 feet
  • Conduit, 2 feet
  • Conduit, 4 feet
  • Conduit, 6 feet
  • DIN 43650A
  • M12 x 1
  • Mini DIN 43650C
  • Mini-Fast
  • Packard Metripack 150 3-Pin

Environmental Protection

  • Intrinsically Safe Class I, Div. 1, Groups C, D
  • IP66, Min.

Excitation Voltage

  • 10-28 Vdc at 4-20 mA
  • 5 Vdc, Regulated at 0.5-4.5 V Ratiometric

Humidity

  • 0 to 100 % Relative Humidity, Non-Condensing

Media

  • Liquids & Gases

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 at 4-20 mA

Output Load

  • 0 to 800 ohms at 10-28 Vdc at 4-20 mA
  • 10,000 ohms, Min. for 1-5 Vdc, 1-6 Vdc & 0.5-4.5 V 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: -1.014 to 1,379
  • kPa: -101.4 to 137,900
  • psi: -14.7 to 20,000

Reverse Polarity Protection

  • Yes

RFI/EMI Protection

  • Yes

Shock

  • EN 60068-2-27

Span & Zero Effect

  • < ± 1.5 % of Full Scale - Thermocouple

Span Effect

  • < ± 1.5 % of Full Scale for 1-5 Vdc, 1-6 Vdc & 0.5-4.5 V Ratiometric
  • < ± 2 % of Full Scale for 4-20 mA

Stability

  • ± 0.25 % of Full Scale Per Year, Typical at 25° C (77° F)

Storage Temperature

  • -40° to 100° C (-40° to 212° F)

UNF/UNC Connection

  • 7/16”-20 UNF Male

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

Documentation

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