PhyMetrix Compressed Air Moisture Analyzer model: DewPatrol
Cost Effective compressed air / instrument air moisture measurement!

Use as a Battery Powered Portable
or
Permanently installed On-Line
at a very low cost

  • Rechargeable Battery with weatherproof connector
  • Integral flow control valve
  • Integral demister with 360° view of contaminants and drain valve
  • Optional Pressure Sensor with automatic dewpoint correction
  • Direct on-the-pipe mounting
  • Swiveling Quick Connect
  • -110°C to +20°C dewpoint Sensor
  • Fast, Accurate and Repeatable
  • Built-in temperature compensation
  • State-of-the-art electronics & software
  • Advanced User-friendly Interface
  • Small & Lightweight
  • Graphical display
  • Programmable data logging
  • Battery backed clock calendar
  • 1/4” NPT port on a swivel to adapt to any quick connect
  • On-screen histogram and trend graph
  • Built-in flow meter
  • Impact resistant IP65 enclosure
  • NIST calibrations
  • Units of measure: °C & °F dewpoint, ppmV, ppmW,
    µB H2O vapor pressure, grams of H2O / m3,
    Lbs H2O /106 standard cubic feet in Natural Gas.
  • Virtual Analyzer PC training & demo software
Moisture Sensor
  • Range: -110°C to +20°C dewpoint ( -166°F to +68°F dewpoint )
  • Accuracy: ±2°C temperature corrected
  • Repeatability: 0.8°C
  • Response time: 95% of step change in 3 min.
  • Sample flow: >1 LPM
Temperature Sensor
  • Range:  -40°C to +70°C
  • Accuracy:  ±2°C
Pressure Sensor
  • 2 to 300 PSIA ±1%, 316L stainless steel wetted parts, higher pressures can be ordered optionally
Flow meter
  • Body: Styrene Acrylonitrile, Max Pressure: 50 psi (3.4 bar) [ this pressure limitation is for the exhaust ]
Inlet Metering Valve
  • Max pressure: 300 psi (20 bar) [ this pressure limitation is for the inlet, and can be utilized only if outlet is unrestricted
Ergonomics
  • Easy to carry or use on desktop, lightweight 2 Lbs
  • Easy to read graphic LCD display with user controlled backlight brightness (LCD is readable without the backlight)
  • Snap dome tactile membrane switches with dynamically assigned legends
  • Audible feedback upon button press as well as for warnings and alarms
  • Auto scaling graph / histogram on moisture measurement display for stability verification
  • Easy to use with verbose built-in context sensitive Help screens
  • Battery Saver, with user selectable Auto-power-down times, can also be disabled
  • Built-in pressure measurement and pressure corrected moisture readings, simultaneously displayed  with the uncorrected reading for greater ease of understanding
  • Verbose Status bar with indications, warnings and audible errors
  • User selectable locking with or without a password.
  • Built-in battery backed clock calendar
Electrical
  • External AC Universal Power adapter (100-240VAC 50-60Hz) with USB connector
  • Rechargeable Li-Ion battery, recharges through the USB connector from the PC or from the supplied universal power adapter
  • Sampling system and sensor are isolated from electrical interface and supply grounds
  • Measurement resolution of moisture sensor: 1pF resulting in less than 0.01 ̊C
  • External power and I/O: USB mini B female connector – IP67 / IP68 with Sealing Cap
  • Alarm Relay Option – 3A, 250VAC contacts
Mechanical
  • 1/4″ NPT Female Swivel inlet, allowing connection with standard quick connect
  • Aluminum and Viton wetted parts, small surface area sampling chamber for fast response time.
  • Enclosure
    • ABS (UL94-HB), with EDPM gasket to meet IP65, NEMA-4X
    • Dimensions- H: 5.71″ (145mm) W: 4.13″ (105mm) D: 2.56″ (65mm)
  • Weight Total: 2 Lbs (~1 Kg)
  • Pressure: Inlet 300 psi (20 bar) Outlet 50 psi (3.4 bar)
Temperature Range
  • dewPatrol Analyzer: -20°C to +60°C
  • Electronics: -40°C to +85°C
  • Moisture Sensor: -20°C to +60°C
  • Pressure Sensor: -20°C to +85°C
  • LCD operating: -20°C to +70°C storage: -30°C to +80°C
  • Enclosure: -40°C to +60°C
Miscellaneous Features
  • NIST traceable calibrations
  • Units of measure: °C & °F dewpoint, ppmV, ppmW, µB H2O vapor pressure, grams of H2O / m3,
    Lbs H2O /106 standard cubic feet in Natural Gas. (All units auto-scaled)
  • Digital & Analog I/O:  USB, 4/20mA with HART®
  • Data logging – single point, multipoint, time stamping, each sample records: dewpoint, temperature and pressure,  ( memory > 4,000 samples)
  • Virtual Analyzer PC software for training and evaluation, allows the user to experience the exact interface on their own PC with voice explanations
techpics2

STANDARD ACCESSORIES

dewPatrol

Not Shown But Included

  • USB Cable
  • Universal AC Charger
  • Plug set for international shipments
  • User’s Manual
  • NIST Certificate

OPTIONS

ORDERING INFORMATION PART NUMBER
PhyMetrix DewPatrol Moisture Analyzer Model: PDPa
Included Accessories: USB cable (mini B male to A male), AC universal power adapter with USB connector
PDPa
Pressure Sensor Option 0-150 PSIA W/ Automatic Pressure Correction suffix -P
Analog Output 4/20 mA with HART® Option suffix -A
AC powered option (comes with AC power cord instead of USB) suffix -W
Alarm Relay option (only with AC powered option) suffix -R
Audio-Visual Alarm option (only with AC powered option) suffix -L
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