MICHELL CD2-SX-WDC-002 Water Dew-Point Sensor Exchange for Condumax II

Description

Overview

The MICHELL CD2-SX-WDC-002 Water Dew-Point Sensor Exchange is a fully calibrated replacement sensor cell designed for the Condumax II hydrocarbon and water dew-point analyzer, one of the natural gas industry’s most widely deployed continuous, automatic gas quality monitoring instruments. Rather than sending a sensor away for recalibration and waiting through extended turnaround times, the CD2-SX-WDC-002 exchange program supplies a pre-calibrated replacement sensor so that Condumax II analyzers can return to service almost immediately, minimizing downtime during routine maintenance.

Backed by manufacturer datasheet documentation, Seven Star LLC proudly supplies the CD2-SX-WDC-002 to natural gas transmission operators, custody transfer stations, and process gas facilities across the Sultanate of Oman, Muscat, and the wider GCC. Continuous, accurate water dew-point measurement is critical for pipeline integrity and compliance with custody transfer specifications, and this exchange sensor keeps that measurement chain uninterrupted.

Measurement Principle

The CD2-SX-WDC-002 sensor uses Michell’s Ceramic Metal-Oxide Moisture Sensor technology to provide water dew-point measurement within the Condumax II analyzer. The Condumax II itself uses the proven ‘Dark Spot’ direct chilled-mirror technique to measure hydrocarbon dew point with high accuracy and long-term reliability, and when fitted with the ceramic metal-oxide water dew-point sensor, the same instrument continuously and automatically tracks both critical parameters of natural gas quality side by side.

Each exchange sensor is supplied with its own Calibration Certificate, providing direct traceability to both UK (NPL) and US (NIST) Humidity Standards. This traceability ensures that measurements taken after the sensor exchange remain fully consistent with the metrology standards required for custody transfer and regulatory reporting in the natural gas sector.

Engineering Design

The CD2-SX-WDC-002 is engineered as a direct, fully calibrated exchange unit for the water dew-point sensor assembly within the Condumax II’s compact explosion-proof enclosure. Because the Condumax II is housed in an explosion-proof/flameproof enclosure suitable for installation in Zone 1 or 2 (Class I, Division 1 and 2) hazardous areas, the sensor exchange is designed to integrate seamlessly with this certified housing without compromising the instrument’s hazardous area rating.

The exchange program is structured specifically to reduce field maintenance time: rather than removing the sensor for off-site recalibration and reinstallation, operators receive an already-calibrated replacement sensor to install directly, with the removed sensor returned to Michell for its own recalibration cycle. This rotating exchange model is particularly valuable for remote pipeline stations and metering sites where technician visits and instrument downtime carry significant operational cost.

Key Features

The CD2-SX-WDC-002 delivers dependable sensor continuity for Condumax II analyzers. Core capabilities include:

  • Fully calibrated water dew-point sensor exchange, minimizing instrument downtime during maintenance.
  • Ceramic Metal-Oxide Moisture Sensor technology for accurate, stable water dew-point measurement.
  • Supplied with its own Calibration Certificate, traceable to UK (NPL) and US (NIST) Humidity Standards.
  • Purpose-built for direct compatibility with the Condumax II hydrocarbon and water dew-point analyzer.
  • Compatible with Condumax II units used in natural gas containing up to 20% hydrogen.
  • Supports continuous, automatic dual-parameter gas quality monitoring alongside hydrocarbon dew point.
  • Genuine Michell Instruments part, ensuring full compatibility and warranty support.

Industrial Applications

The CD2-SX-WDC-002 sensor exchange is essential to natural gas transmission and distribution networks, custody transfer metering stations, and petrochemical processing facilities that rely on Condumax II analyzers for continuous gas quality assurance. Accurate water dew-point measurement prevents the formation of hydrates and liquid water in gas pipelines, protecting infrastructure integrity and ensuring compliance with pipeline specifications.

Working closely with plant engineers in the region, Seven Star LLC distributes the CD2-SX-WDC-002 to oil and gas operators, LNG terminals, and gas processing plants throughout Oman and the broader GCC region, supporting the reliable, continuous operation of critical gas quality monitoring infrastructure across the region’s energy sector.

Technical Specifications

Full technical parameters for the MICHELL CD2-SX-WDC-002 water dew-point sensor exchange:

Parameter Specification
Part Number CD2-SX-WDC-002
Manufacturer MICHELL Instruments
Product Type Fully Calibrated Water Dew-Point Sensor Exchange
Compatible Instrument Condumax II Hydrocarbon & Water Dew-Point Analyzer
Sensor Technology Ceramic Metal-Oxide Moisture Sensor
Calibration Traceability UK (NPL) and US (NIST) Humidity Standards
Enclosure Compatibility Explosion-Proof/Flameproof, Zone 1/2 (Class I, Div. 1/2)
Gas Compatibility Natural Gas, up to 20% Hydrogen Content

Why Choose Seven Star LLC for Condumax II Sensor Continuity

A gas quality analyzer sitting offline while its sensor is away for recalibration is a real compliance exposure for custody transfer stations along Oman’s gas transmission network. Seven Star LLC keeps the exchange logistics for the CD2-SX-WDC-002 straightforward for operators: we coordinate shipment of the pre-calibrated replacement sensor alongside collection of the unit due for recalibration, so a station’s Condumax II analyzer spends the minimum possible time without a working water dew-point channel.

With fast quotation turnaround and technical support, we also assist customers in verifying that the Calibration Certificate’s NPL/NIST traceability paperwork matches what their internal QA or regulatory audit process requires, before the exchange sensor ships to sites across Oman, Muscat, and the broader GCC.

Request a Quote for MICHELL CD2-SX-WDC-002 Water Dew-Point Sensor Exchange for Condumax II

To submit a formal Request for Quote (RFQ), check current availability and lead time, or arrange your Condumax II sensor exchange, please contact the instrumentation division at Seven Star LLC today. With engineering support in Muscat, our engineers are ready to assist with sourcing and continuity planning for your natural gas quality monitoring systems.

Related Products

Datasheets & Documents
  • PDF Datasheet MICHELL CD2-SX-WDC-002 Water Dew-Point Sensor Exchange for Condumax II Datasheet Download
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About brand

Moisture in gas is a small number with large consequences, and measuring it has been the work of Michell Instruments since 1974. Based in Ely, United Kingdom, the company makes dew-point transmitters, hygrometers and process analyzers for moisture, hydrocarbon dew point and oxygen.

Seven Star LLC lists Michell dew-point transmitters, the Condumax II analyzer and its replacement sensor parts, and supplies them to gas plants and compressed air users in Oman by exact order code.

Michell product families on this page

The Condumax II is an automatic hydrocarbon dew-point analyzer for natural gas. Several of its parts are listed separately: the CD2-SCR-002 hydrocarbon dew-point sensor cell, the CD2-WDC-002 water dew-point sensor assembly and the CD2-SX-WDC-002, which is the exchange version of that water dew-point sensor. The Easidew line is represented by the Easidew EA2 dew point transmitter and by the Easidew PRO I.S., an intrinsically safe moisture transmitter for hazardous areas. A ceramic impedance moisture sensor module is also listed, the sensing element behind these transmitters.

Where Michell analyzers are used

Hydrocarbon and water dew point are contract quality parameters for natural gas, so the Condumax II is found at gas processing plants, pipeline entry points and custody transfer stations. Easidew transmitters monitor dryers for instrument air and industrial gases, glove boxes, and dry gas feeds to processes that cannot tolerate water.

Ordering Michell parts: what we need

For Condumax II parts send the analyzer serial number and the part code, such as CD2-SCR-002, and state if a new assembly or the exchange item is wanted. For Easidew transmitters we need the measuring span in dew point or ppm, the process connection thread, the output signal, the operating pressure, the gas and the area certification. A photo of the label on the old transmitter usually answers most of these in one go.

Frequently Asked Questions

What does the CD2-SX-WDC-002 sensor exchange include?
It includes a fully calibrated replacement water dew-point sensor for the Condumax II analyzer, supplied with its own Calibration Certificate traceable to UK (NPL) and US (NIST) Humidity Standards.
Why use a sensor exchange instead of recalibrating the existing sensor?
The exchange program supplies an already-calibrated replacement sensor so the Condumax II analyzer can return to service almost immediately, minimizing downtime compared to sending a sensor off-site for recalibration.
Which analyzer is the CD2-SX-WDC-002 compatible with?
The CD2-SX-WDC-002 is purpose-built for the Michell Condumax II hydrocarbon and water dew-point analyzer, used for continuous natural gas quality monitoring.
What sensor technology does the exchange unit use?
The CD2-SX-WDC-002 uses Michell's Ceramic Metal-Oxide Moisture Sensor technology for accurate, stable water dew-point measurement.
Is Seven Star LLC a trusted supplier for MICHELL Instruments?
Yes. Seven Star LLC is an experienced supplier of MICHELL Instruments products in Oman and the GCC, providing genuine parts with full support.