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      產品[

      天然氣在線水露點分析儀

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      產品名稱: 天然氣在線水露點分析儀
      產品型號: Promet EExd
      產品廠商: 其它品牌
      產品文檔: 無相關文檔


      簡單介紹

      一個完整的過程水露點測量解決方案,對天然氣、LNG中的水露點進行實時在線監測

      天然氣在線水露點分析儀的詳細介紹

      Product Features

      • EExd Flameproof ATEX and CSA certified
      • Complete Zone 1 or 2 installation
      • Low wattage AC supply only utility requirement
      • Single- or dual-channel measurement
      • Calibration traceable to NPL (UK) and NIST (USA)
      • Field adjustment maintenance by user adjustment or unique sensor exchange service
      • Range -120 to +30°C dew point, 0.001 to 30,000 ppmV
      • Moisture content units in ppmV, mg/Nm-³, Lb/mmscf
      • Integrated electronic pressure measurement
      • Modbus RTU and 4-20 mA linear signals
      • Process and instrument status volt-free alarm contacts
      • Remote global access options
      • Touch screen control

        Technical Specification

        MAIN UNIT
        Measured and Calculated ValuesDew point °C & °F
        ConversionsAutomatic Pressure Compensated Conversions ppmV for Natural Gas and Ideal Gas
        Lb/mmscf and mg/Nm-³ for Natural Gas
        Dew point at a pressure input by the User for Natural Gas and Ideal Gas
        Calculations for natural gas moisture content based on either ISO 18453 or IGT#8 to customer order preference
        Keypad/DisplayCapacitive touch-screen through glass
        Display: Vacuum Flourescent
        Data LoggingA rolling maximum of 150 data logs is available. Each log records time, date, moisture and pressure values for each channel. 5 minutes minimum and 60 minutes maximum logging intervals can be set by the user
        Communication & OutputsFour non-isolated 4-20 mA channels; 500 Ω maximum load. Range and value settable by the user
        Modbus RTU @ 9600 baud-rate.
        AlarmsTwo volt free contacts per channel; one process value and one instrument status. Also available via Modbus communications
        Main Unit EnclosureInternal temperature control for condensation protection and stable analysis conditions
        TypeFlameproof EExd
        ConstructionBody and lid cast Copper free Aluminum LM25(EN AC-42000). 15mm thick heat resistant glass window. Cable gland entries ½" NPT (female)
        FinishChromate primer, Polyester P9010 powder coated (Black). Meets BS3900
        Electrical Connections2.5mm² two part terminals
        Hazardous Area CertificationATEX Certification Code: Group II, Category 2 G
        CodeEEx d IIB + H2 T4 Tamb -40 +60°C (-40 +140°F)
        Ingress ProtectionIP66 (NEMA 4)
        Measurement Range-120°C dp to +30°C dp (-184 / +86°F); 1 ppbV to 30,000 ppmV
        Calibration Range-100°C dp to + 20°C dp (-148 / + 68°F); 10 ppbV to 23,000 ppmV
        AccuracyDew point: ±1°C between -59.9 & + 20°C dp (±1.8°F: -75.9 to +68°F dp)
        Moisture content: ±10% of reading
        Dew point: ±2°C between -60 & -100°C dp (±3.6°F: -76 to -148°F dp)
        Moisture content: ±20% of reading
        Analysis Pressure: ±0.25% FS
        Measured Resolution0.1°C: -80 to + 20°C dp (0.2°F: -112 to + 68°F dp)
        1°C: -100 to -80°C dp (2°F: -148 to -112°F dp)
        Displayed ResolutionDew point: 0.1°C (0.2°F) Lb/mmscf: >999.9 = 0.1, <999.9 = 0.02
        ppmV & mg/Nm-³: <100 = 0.001; >100 <1000 = 0.01; >1000 = 0.1
        MPa & Barg: 0.1
        p.s.i.g.: 1.0
        Temperature CoefficientAlgorithm compensation
        Operating PressureMax. 206 Barg , (2987 p.s.i.g.)
        Sample Gas Connections¼" NPT (female)
        Sample Flow Rate0.0-0.4 m³/h (0-6.66 l/min)
        Power Supply90-264 VAC, 47 to 63 Hz, 110 to 300 VDC, 180 W
        Operating EnvironmentIndoor/Outdoor: -20°C to +60°C (-4 + 140°F)
        Shaded location: Max 95% RH
        In/Out Port Connections¼" NPT (female)
        Remote Interface
        Optional, for indoor safe area installation
        Host CapacityUp to 31 Michell EExd Process Instrumentation Range analyzers in any combination of models via Modbus
        DisplayBacklit color 15cm/6" LCD
        User InterfaceIntegral mouse, on-screen keyboard
        FunctionsView and modify analyzer operating settings
        Record parameters to file and view virtual chart recorder
        Analyzer diagnostics
        PortsLAN, USB2
        Data DownloadCSV (comma separated variable) format for easy import to Excel™
        Remote AccessOPC (OLE for Process Control) over a LAN
        Imbedded web page/unique IP address for PC access
        Power Supply100-280 V, 50/60 Hz
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