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Model WUD-20, WUD-25 & WUD-26 Ultra-High-Purity Transducer

Brand: WIKA Alexander Wiegand SE & Co. KG
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The WUD-2x series ultra high purity transducers combine state-of-the-art transducer concepts with analogue output signals. Thus the safest and most accurate pressure measurements necessary for today’s market requirements are provided.
Features
  • High-accuracy pressure measurement 0.15% RSS
  • Excellent long-term stability
  • Signal noise cancellation and shielding
  • Vacuum-referenced pressure measurement
  • Active temperature compensation
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The WUD-2x series ultra high purity transducers combine state-of-the-art transducer concepts with analogue output signals. Thus the safest and most accurate pressure measurements necessary for today’s market requirements are provided.
Features
  • High-accuracy pressure measurement 0.15% RSS
  • Excellent long-term stability
  • Signal noise cancellation and shielding
  • Vacuum-referenced pressure measurement
  • Active temperature compensation
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Specifications

Brand

Accuracy

  • ≤ 0.15 % of Span - RSS (Root Sum Squares)
  • ≤ 0.3 % of Span - Including Non-Linearity, Hysteresis, Zero Offset & End Value Deviation Per IEC 61298-2
  • ≤ 0.4 % of Span with Measuring Ranges ≤ 2 bar) - RSS (Root Sum Squares)
  • ≤ 0.5 % of Span
  • ≤ 0.6 % of Span with Measuring Ranges ≤ 2 bar - Including Non-Linearity, Hysteresis, Zero Offset & End Value Deviation Per IEC 61298-2

Ambient Temperature Range

  • -10° to 60° C (14° to 140° F)

Approvals & Certifications

  • CE
  • CRN
  • EAC
  • EMC Directive - 2004/108/EC, EN 61326 Emission (Group 1, Class B) & Interference Immunity (Industrial Application)
  • FM - Field Wiring Control Drawing 14097836 to be Considered for Installation
  • FM - NI CL I, Div. 2 GP A, B, C, D T6/T5/T4, -10° C < = Tamb < = +40/+60/+60° C
  • GOST
  • PED: 97/23/EC
  • RoHS - Conformity (Not with Bayonet Connector)
  • UkrSEPRO

Burst Pressure

  • psi: 1,800 to 10,500 (kPa: 12,400 to 72,400, bar: 124 to 724)

Consumption

  • Current Consumption - Max. 50 mA
  • Total Current Consumption - Max. 250 mA (Including Switching Current)

Electrical Connectors

  • Bayonet Connector, 4-Pin
  • Circular Connector M12 x 1 (4-Pin / 5-Pin)
  • Flying Leads (1.5 m or 3 m)
  • Sub-D Connector (9-Pin)
  • Sub-D HD Connector (15-Pin)

Enclosure, Body Material

  • 304 Stainless Steel
  • PBT
  • PC
  • Thermoplastic Elastomers (TPE)

Environmental Protection

  • IP20
  • IP65
  • IP67

Flange Size - 1-1/2” (DN 40)

  • Flange Size - 1-1/2” MSM C

Flange Size - 1-1/8”

  • Flange Size - 1-1/8” MSM C

Hysteresis

  • ≤ 0.14 % of Span

Non-Linearity

  • ≤ 0.1 % of Span BFSL Per IEC 61298-2
  • ≤ 0.15 % of Span with Measuring Ranges ≤ 2 bar BFSL Per IEC 61298-2

Output

  • 0-10 Vdc, 3-Wire
  • 0-5 Vdc, 3-Wire
  • 4-20 mA, 3-Wire

Overpressure & Static Pressure Limits

  • psi: 120 to 10,000 (kPa: 800 to 69,000, bar: 8 to 690)

Power Supply

  • 10-30 Vdc - Output Signal: 4-20 mA / 0-5 Vdc
  • 14-30 Vdc - Output Signal: 0-10 Vdc

Pressure Range

  • bar: 1 to 360
  • kPa: 100 to 36,000
  • psi: 15 to 5,000

Pressure Type

  • Absolute
  • Vacuum

Repeatability

  • Non-Repeatability: ≤ 0.12 % of Span

Shock

  • 15 G, 11 milliseconds
  • 30 G, 6 milliseconds Per IEC 60068-2-27

Storage Temperature

  • -10° to 60° C (14° to 140° F)

Temperature Range

  • -20° to 100° C (-4° to 212° F)

UNF/UNC Connection

  • 9/16”-18 UNF Female (1/4” Union Nut, Rotatable)
  • 9/16”-18 UNF Male (1/4” Male Nut, Fixed/Rotatable & 1/4” Union Nut, Rotatable)

Vibration

  • 5 G (200-500 Hz) Per IEC 60068-2-6
  • 7.5 mm or 2 G (1-200 Hz) Per IEC 60068-2-6

Welded Connection

  • 1/4” Weld Stub
  • 1/4” Weld Stub, T-Connector

Wetted Materials

  • 2.4711 / UNS R30003
  • 316L VIM/VAR
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Applications

  • Semiconductor, flat panel display and photovoltaic industry
  • Ultrapure gas supply in semiconductor production systems
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