Since 1960, Shaw Moisture Meters has designed and manufactured dewpoint meters, hygrometers and trace-moisture analysers for demanding industrial applications. The company pairs portable and inline measurement equipment with manufacturer-led servicing and calibration, including certificates traceable to National and International Humidity Standards. Its instruments are also built for hazardous-area work, with the SDHmini-Ex certified intrinsically safe to ATEX, IECEx and UL standards.
ISO 9001:2015
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ATEX Directive 2014/34/EU
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IECEx
certification
UL Certification
certification
CE Declaration of Conformity
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UKCA Declaration of Conformity
certification
NPL-Traceable Calibration
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NIST-Traceable Calibration
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MAC InstrumentsSince 1990, MAC Instruments has made its name in Sandusky as a specialist in measuring moisture under extreme industrial heat. A division of Machine Applications Corporation, it builds high-temperature instruments for manufacturers and power operators, including a patented solid-state analyzer that measures water vapor directly without chemicals or optical methods.SANDUSKY, OH
DwyerOmegaDwyerOmega develops measurement instrumentation and monitoring solutions that make hidden process conditions visible, with proprietary humidity and gas technologies capable of detecting concentrations down to parts per billion. Its global family of brands supplies sensors, probes, transmitters and analyzers while also designing customized products for OEM applications. The company traces its history of development and innovation to 1964 and supports customers through worldwide sales, service and engineering teams.HAUPPAUGE, NY
NYAD IncFounded in 1987 by physical chemist Dr. E.J. Rosa, NYAD Inc. designs and manufactures process gas analyzers, with moisture measurement at the center of its technical heritage. The Concord, California company supplies analyzers worldwide, including equipment for OEM applications and hazardous areas, and performs factory recalibration and repair for its moisture probes and instruments.LANSDOWNE, PA
Surface Measurement SystemsFounded in 1991 around Prof. Daryl Williams’ invention of Dynamic Vapor Sorption, Surface Measurement Systems designs scientific instruments and provides contract services for characterizing how solid materials interact with moisture, vapors and gases. The company delivered its first DVS analyzer to Pfizer in 1992 and later pioneered commercial Inverse Gas Chromatography, building a global business serving materials researchers from pharmaceuticals to porous materials and carbon capture. Its instruments and laboratory services are supported by ISO 9001:2015 and ISO 45001:2018 certifications.334516ALLENTOWN, PA