Product Description

Condumax II is a fully self-contained hydrocarbon dew point analyzer, using the proven “Dark Spot” hydrocarbon dew point measurement principle from the highly successful Condumax instrument. Combining a hydrocarbon dew point cell and water dew point measurement in the same compact and lightweight EExd enclosure, Condumax II requires nothing more than mains power to operate.

Product Features

  • Fully automatic on-line analysis
  • Objective, highly repeatable
  • 0.5°C hydrocarbon dew-point accuracy
  • Fundamental chilled mirror principle
  • Patented detection technique
  • Self-cleaning
  • No purge or cooling gas needed
  • Optional water dew-point analysis
  • Modbus RTU
  • IECEx, ATEX, CCSAUS and GOST Ex certifications

Technical Specification

  • Hydrocarbon Dew-Point Measurement
    Measuring Technique Dark SpotTM fixed sample analysis.
    Direct photo-detection of hydrocarbon condensate at hydrocarbon dew-point temperature
    Sensor Cooling Automatic via 3-stage Peltier effect electronic cooler under adaptive control
    Maximum Range Up to Δ -55K measurement depression from Main Unit operating temperature
    Accuracy ±0.5°C hydrocarbon dew point (single and multiple condensible component analysis)
    Sample Flow 0.03m³/hr (0.5 Nl/min) – alarm standard
    Measurement Frequency 6 cycles/hour (recommended)
    12 cycles/hour (maximum)
    Operating Pressure Max 100 barg (1450 psig)
    Water Dew-Point Measurement (Optional)
    Measuring Technique Michell Ceramic Moisture Sensor
    Units – Moisture content °C and °F water dew point; lb/MMscf; mg/m3, ppmV
    Resolution 0.1°C, 0.1°F
    Range Calibrated from -100 to +20°C dew point
    Accuracy ±1°C from -59 to +20°C dew point
    ±2°C from -100 to -60°C dew point
    Sample Flow 0.06 to 0.3 m3/hr (1 to 5 Nl/min) alarm standard
    Temperature Coefficient Algorithm compensation (-20 to +50°C)
    Operating Pressure Max 138 barg (2000 psig)
    Pressure Measurement
    Hydrocarbon Dew-Point Analysis Pressure
    Optional Water Dew-Point Process Pressure
    Units MPa, barg, psig
    Resolution 0.1 MPa and barg, 1 psig
    Range HC dew point: 0 to 100 barg
    W dew point:  0 to 200 barg
    Accuracy ±0.25% FS
    Hydrocarbon Dew-Point Analyzer
    Resolution Hydrocarbon and water dew point: 0.1°C (0.18°F)
    Sample Gas Supply Natural gas up to 100 barg (1450 psig), pressure regulated in sampling system
    Enclosure EExd cast enclosure with removable glass window viewing port. Internally heated for condensation protection
    Sample Gas Connections 1/8” NPT (ATEX / IECEx) or 1/4” NPT (CSA) female ports for both hydrocarbon and water dew-point channels; Sampling system: 6mm OD or 1/4” OD
    Operating Environment Indoors/Outdoors -20 to +50°C (-4 to +122°F); Max 95% RH
    Power Supply 90 to 260 V AC, 50/60 Hz, 125 W Main Unit
    300 W c/w Sampling System (indoor)
    400 W c/w Sampling system (outdoor)
    Weight Main Unit 22.5kg (49.6lbs)
    ~60kg (132.3lbs) c/w Sampling system (indoor)
    ~75kg (165.3lbs) c/w Sampling system (outdoor)
    Integrated Display/Keyboard Touch screen with vacuum fluorescent display
    Outputs Modbus RTU, RS485 @ 9600 baud rate
    Two 4-20 mA linear (non-isolated) outputs, user-configurable for any combination of dew-point or pressure parameters
    Alarms Process and analyzer status via software register and display annotation
    Integrated low flow alarms for each sample flow
    Analyzer status fault flag 23 mA on mA Output 1
    Certification
    Hazardous Area Certification ATEX: II 2G Ex d IIB + H2 Gb
    IECEx: Ex d IIB + H2 Gb
    Tamb -40°C to +45°C T4
    Tamb -40°C to +60°C T3
    cCSAus: Class I, Division 1,
    Group B, C, & D T4
    *TC TR: 1Ex d IIB+H2 T4, T3 Gb
    Pattern Approval GOST-R, GOST-K, GOST-T

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