Cảm Biến Áp Suất WIKA WUC-10, WUC-15, WUC-16 - Ultra High Purity Transducer For Explosion-protected Areas, Ex nA ic

• Measuring range (psi)
  • WUC-16: 30, 60, 100, 160, 250,
  • WUC-10, WUC-15: 30, 60, 100, 160, 250, 350, 500, 1.000, 1.500, 2.000, 3.000, 5.000
• Measuring range (bar)
  • WUC-16: 2, 4, 7, 11, 17
  • WUC-10, WUC-15: 2, 4, 7, 11, 17, 25, 36, 70, 100, 145, 225, 360
• Overpressure limit (psi)
  • WUC-16: 120, 120, 210, 320, 500
  • WUC-10, WUC-15: 120, 120, 210, 320, 500, 750, 1.100, 2.100, 3.000, 4.200, 6.600, 10.000
• Burst pressure (psi)
  • WUC-16: 1.800, 1.800, 2.200, 2.600, 4.800
  • WUC-10, WUC-15: 1.800, 1.800, 2.200, 2.600, 4.800, 6.200, 7.400, 8.000, 10.500, 10.500, 10.500 10,500

• Measuring principle Thin-film sensor
• Materials
  • Wetted parts
    • Process connection: 316L VIM/VAR
    • Pressure sensor: 2.4711 / UNS R30003R
  • Case: 304 SS
• Particle test ≤ 0.1 µm particles 0.1 ptc / ft3 per SEMI E49.8
• Inboard helium leak test < 1 x 10-9 mbar l/sec (atm STD cc/sec) per SEMI F1
• Surface quality per SEMI F19
  • Electropolished
  • Ra ≤ 0.13 µm (RA 5)
  • Ra ≤ 0.18 µm (RA 7)
• Dead volume WUC-10 < 1.5 cm³, WUC-15 < 1 cm³, WUC-16 < 1 cm³
• Permissible media Speciality gases, mist, liquids
• Power supply U+
  • DC 10 ... 30 V
  • DC 14 ... 30 V with output 0 ... 10 V
• Output signal and permissible max. load RA in Ω
  • 4 ... 20 mA, 2-wire RA ≤ (U+ – 10 V) / 0.02 A
  • DC 0 ... 5 V, 3-wire RA > 5 kΩ
  • DC 0 ... 10 V, 3-wire RA > 10 kΩ
• Power Pi 1 W
• Adjustability of zero point
  • -5 ... +3.5 % of span (via potentiometer) current output signal
  • -2 ... +5 % of span (via potentiometer) voltage output signal
• Settling time (10 ... 90 %) ≤ 300 ms
• Insulation voltage DC 500 V
• Accuracy
  • ≤ 0.2 % of span (≤ 0.4 % of span for measuring ranges ≤ 2 bar) RSS (root sum squares) incl. non-linearity, hysteresis and non-repeatability
  • ≤ 0.5 % of span (≤ 1.0 2) % of span for measuring ranges ≤ 2 bar) per IEC 61298-2
• Non-linearity ≤ 0.1 % of span (≤ 0.15 % of span for measuring ranges ≤ 2 bar) (BFSL) per IEC 61298-2
• Hysteresis ≤ 0.14 % of span
• Non-repeatability ≤ 0.12 % of span
• Long-term stability ≤ 0.25 typ./year (at reference conditions)
• Permissible temperature ranges
  • Not Ex
    • Medium: -20 ... +100 °C
    • Ambient: -20 ... +85 °C
    • Storage: -40 ... +100 °C
  • T4
    • Medium: -20 ... +85 °C
    • Ambient: -20 ... +85 °C
    • Storage: -40 ... +100 °C
  • T5
    • Medium: -20 ... +60 °C
    • Ambient: -20 ... +60 °C
    • Storage: -40 ... +100 °C
  • T6
    • Medium: -20 ... +40 °C
    • Ambient: -20 ... +40 °C
    • Storage: -40 ... +100 °C
• Rated temperature range -20 ... +80 °C (actively compensated)
• Temperature coefficients within the rated temperature range (actively compensated)
  • Mean TC of zero: ≤ 0.1 % of span/10 K
  • Mean TC of span: ≤ 0.15 % of span/10 K
• RoHS conformity Yes (not with bayonet connector)
• CE conformity
  • Pressure equipment directive: 97/23/EC
  • EMC directive: 2004/108/EC, EN 61326 emission (group 1, class B) and interference immunity (industrial application)
  • ATEX directive: 94/9/EC
• Ex protection (ATEX, IECEx) Category 3G (for transducers with Ex mark)
• Ignition protection type II 3G Ex nA ic IIC T4/T5/T6 Gc (for transducers with Ex mark)
• Ex protection (FM) Class I
• Ignition protection type Non-incendive class I division 2 group A, B, C and D
• Production environment Clean room class 5 per ISO 14644
• Packaging Double-bagged per SEMI E49.6
• Shock resistance 500 g (1.5 ms) per IEC 60068-2-27
• Vibration resistance 35 mm (10 ... 58 Hz) / 5 g (58.1 ... 2,000 Hz) per EN 60068-2-6
• Short-circuit resistance S+ vs. U- (short time)
• Reverse polarity protection U+ vs. U
• Weight 0.1 kg