Trace Moisture Analyzers
Analyzers and Transmitters to Keep Your Moisture Levels In Check

Panametrics, a Baker Hughes business, offers a broad spectrum of moisture analyzers. These are available in intrinsically safe and explosion-proof configurations to measure the moisture content in gases and non-aqueous liquids in any environment.

From the flagship moisture.IQ analyzer with Moisture Image Series Aluminum Oxide Moisture Probes, HygroPro and DewPro transmitters, and air.IQ and pro.IQ application solutions, Panametrics can create a trace moisture analysis system perfectly suited to your specific industrial needs.

Our moisture measurement solutions have proved their worth time and again in industries such as petrochemical, natural gas, industrial gas, semiconductor, furnace gas, power generation, air drying, pharmaceutical manufacturing, and aerospace. If you have a need for moisture control, we have a solution that will help you accurately and effectively measure it in any application.

These measurement systems are reliable at their core and are backed by decades of experience. Our global application engineering team is ready to select the appropriate technology and product configuration to meet your specific moisture measurement needs, so you can be confident in the accuracy of your measurements.

Our Trace Moisture Analyzer Solutions
moisture.IQ Analyzer

Panametrics’ moisture.IQ is a multichannel, multifunction analyzer that can be deployed wherever moisture impacts the quality, efficiency, or performance of a product or process. Features include:

  • Up to 6 channels of moisture measurement
  • Each channel can include pressure, temperature, oxygen, and other inputs
  • Calibrations traceable to national standards
  • Rack, bench, panel, weatherproof, and explosion-proof configurations
  • Computer-enhanced response software for abrupt dry-down applications
  • Real-time touch screen display of six or twelve parameters simultaneously
  • Displays trace measurements in the most common moisture measurement units
  • Built-in data logging
  • USB port for data handling and instrument program updates
  • Digital capabilities including Ethernet, Modbus, and RS232/485
  • Analog outputs include recorder outputs and measurement relays
  • Fault condition alarm relay
  • Built-in Henry’s Law constants database for liquid applications
HygroPro Transmitter

Our intrinsically-safe HygroPro moisture transmitter measures the moisture content of gases and non-aqueous liquids in pipelines, natural gas, petrochemical, power generation, pharmaceutical, process, and industrial applications. Features include: 

  • Intrinsically safe
  • Ambient to ppb moisture measurement; using an aluminum oxide moisture sensor
  • Built-in temperature and pressure sensors
  • Non-volatile calibration data storage
  • Calibrations traceable to the National Institute of Standards and Technology (NIST)
  • Requires only twisted-pair cabling
  • Complete program capability via six-button keypad
  • Integrated display/user interface
  • Analog and digital outputs
HygroPro II Transmitter

The next generation of high-end moisture transmitter. The HygroProII is the latest addition to the Panametrics portfolio of market leading moisture analyzers and transmitters. It is an intrinsically safe, compact, loop-powered display transmitter designed specifically to meet the demands of rugged industrial and hydrocarbon processing applications.

HygroPro II
HygroPro XP Transmitter

HygroPro XP is the latest addition to the Panametrics portfolio of market leading moisture analyzers and transmitters.

The HygroPro XP is designed to meet the demanding moisture measurement needs in rugged industrial and oil and gas applications, both in liquid and vapor-phase applications.

Retaining all the great features of the best-selling robust HygroProII, the HygroPro XP is available for customers that prefer an explosionproof design (encapsulation) over intrinsic safety, for their hazardous area installations.

HygroPro XP
PM880 Portable Analyzer

Panametrics’ PM880 moisture analyzer measures the moisture and humidity content of industrial gases and liquids. The PM880 meets the most demanding process applications, including petrochemical, natural gas, industrial gas, semiconductor, furnace gas/heat treating, power generation, air dryer, pharmaceutical, and aerospace. Features include:

  • Hand-held portable design
  • Intrinsically safe
  • IP67 rated
  • Large graphic display
  • Internal data logger
  • IrDA® communication with PC
  • Stores up to 60 log/site files
  • Simple programming via a graphical user interface
  • Compatible with all Panametrics moisture probes
  • Lightweight hand-held sample system
  • Convenient carrying bag to store hygrometer and all accessories


dew.IQ Analyzer

The Panametrics dew.IQ is a single-channel hygrometer that delivers quick response, stability, and overall performance. This moisture meter offers superb performance in industries such as industrial gas, furnace gas/heat treating, power generation, air dryer, pharmaceutical, and aerospace. Features include: 

  • Rack, bench, panel, and wall mount configuration
  • NEMA 4 weatherproof membrane front display/keypad
  • M Series or IQ.probe moisture probe compatible
  • Displays moisture content in dew/frost point and ppmv
  • Built-in isolated current or voltage analog output
  • Fail-safe fault alarm relay
  • Two measurement alarm relays
DewPro MMY30 & MMY31 Transmitters

Our DewPro MMY30 dew point transmitter analyzes moisture content in desiccant air dryers, pipeline natural gas, and industrial gases. It features a planar capacitive aluminum oxide sensor for exceptional corrosion resistance, extended calibration stability, and quick response times. Features include:

  • Loop-powered, 4 to 20 mA transmitter
  • Integral filtering and flow regulation
  • Microcontroller electronics in Type 4X/IP67 enclosure

The DewPro MMY31 is a cost-effective loop-powered transmitter for in-line installations requiring trace moisture measurements. The MMY31 is perfect for applications such as glove boxes, environmental chambers, and test chambers. Features include:

  • Loop-powered, 4 to 20 mA transmitter
  • Proven polymer capacitive sensor for fast response and calibration stability
  • Trouble-free indoor or outdoor mounting
  • Simple field recalibration with salt bottles
  • Microcontroller electronics in Type 4X/IP67 enclosure
MMY30 31
air.IQ Analyzer System

The Panametrics air.IQ is a single-channel hygrometer that delivers quick response, stability, and first-rate performance

This moisture meter thrives in industries such as industrial gas, furnace gas/heat treating, power generation, air dryer, pharmaceutical, and aerospace. Features include:

  • Wall-mounted NEMA 4X package
  • Includes the analyzer display, moisture probe, interconnecting cable, and sample system
  • Features the dew.IQ moisture analyzer
  • The IQ.probe makes installation and start-up easy
  • Sample system provides isolation, filtration, pressure and flow indication, pre-wired, and a clear door for easy viewing of all readings
air IQ
pro.IQ Analyzer System

Deliver an accurate moisture measurement with the Panametrics pro.IQ. The new moisture analyzer packaged solution simplifies the selection and installation of your moisture analyzer. Only a few simple steps; install the moisture transmitter, and connect your loop power and sample gas to the inlet fitting and you are ready to measure.

The standard pro.IQ package is designed for moisture measurements in any hydrocarbon gas, liquid or inert gas application. It may be used in environments classified as safe or hazardous areas, where the process gas or liquid pressure is up to 200 psig (14 bar) in safe area and 400 psig (27 bar) in hazardous area. The system combines the Panametrics HygroPro II with 50 years of sample system design experience, to deliver the moisture measurement you have come to trust.

Other benefits include:

  • IP66 and NEMA 4X package
  • The moisture transmitter, sample system and Zener barrier (if hazardous area option selected)
  • Features the HygroPro II moisture transmitter
  • Sample system provides isolation, filtration, pressure and flow indication, and has a clear door for easy viewing of all readings
MISP2 Aluminum Oxide Moisture Probes

The aluminum oxide moisture probes in our Panametrics Moisture Image Series provide built-in pressure and temperature measurements, delivering three measurements from one probe. Features include:

  • Intrinsically safe
  • Ambient to ppb moisture measurement
  • Three function capability with moisture sensor and optional built-in temperature and pressure sensors
  • Nonvolatile calibration data storage
  • Calibrations traceable to the National Institute of Standards and Technology (NIST) or National Physical Lab U.K. (NPL)
  • Requires only twisted-pair cabling, allowing probe to be located up to 3000 ft (914 m) from analyzer
  • Threaded and VCR mount configurations
MIS Probe
M Series Aluminum Oxide Moisture Probes

The Panametrics M Series Aluminum Oxide Moisture Probe measures moisture concentration in gases and non-aqueous liquids from trace to ambient levels and is used in conjunction with all Panametrics moisture analyzers. This moisture probe is perfectly suited for use in industries such as industrial gas, furnace gas/heat treating, power generation, air dryer, pharmaceutical, and aerospace. Features include:

  • Intrinsically safe when used in conjunction with certified electronics or zener barriers
  • Superior sensitivity, response speed, and calibration stability
  • Optional temperature sensor
  • Calibrations traceable to national standards
  • True absolute humidity sensor
  • Wide dynamic range

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