Trace & Percent Oxygen in One Device Easily swap between ultra-low oxygen (PPM) and percent-level detection with field-replaceable sensors. Truly Portable and User-Friendly Designed for easy transport and operation—lightweight, rugged, and equipped with a large sunlight-readable display. Instant Data Access Export data via USB to Excel or other platforms with no software needed. Flexible Application Use Ideal for spot checks, …
Inline Oxygen Analyzer (AM507)
Versatile Measurement Range Measure trace oxygen (PPM) or percent levels (up to 100%) with one compact analyzer—ideal for dynamic or changing process conditions Direct Inline Installation Available in flow-through or direct KF-40 configurations for easy integration into gloveboxes, process lines, or lab systems. Smart Output Flexibility Supports multiple output types including 2-wire loop power, 3-wire isolated 4–20 mA, 0–10 VDC, and RS485 …
DewMaster Chilled Mirror Hygrometer
Edgetech Instruments field-proven chilled mirror technology.
DewTech 390 Low Dewpoint Hygrometer
The Edgetech Instruments DewTech 390 is a precision dew/frost point hygrometer that measures extremely low frost points or trace moisture in a variety of background gases. Based on the primary method chilled mirror sensor technique, it is delivered with a NIST traceable calibration certificate and is certified in an ISO/IEC 17025 accredited calibration laboratory. At the core of the DewTech …
Features
- A precision laboratory grade hygrometer system that measures an extremely wide range of dew/frost points in gases from as low as –90°C frost point to as high as +20°C dew point
- Based in the primary method chilled mirror technique with all the attributes, features and certifications needed for laboratory use at an affordable price
- Ideal for metrology labs, scientific research and process measurements or any application where high precision measurement of dew/frost point over a wide range with fast response and high stability are required
- For peak efficiency the sensor’s performance is maximized by an integral cryo-cooling system
- The DewTech 390 is supported in the USA in a modern, ISO 9001 registered facility with ISO/IEC 17025 accredited calibration laboratory and is delivered with a UKAS traceability certificate.
PPM2 Portable Trace Moisture Transmitter
The Edgetech Instruments Model PPM2 is a portable battery powered trace moisture analyzer designed specifically for monitoring moisture levels in dewpoint and ppm units. This trace moisture analyzer utilizes an electrochemical (P2O5) sensor in combination with a proprietary semi permeable diffusion membrane. The principal of operation applies the Faraday’s Law of Electrolysis which measures the dissociation current making it a …
Features
- Portable trace moisture analyzer for monitoring moisture levels in dew/frost point and ppm
- Wide measurement range of 0.1 to 1250 ppmv covers many industrial and research applications
- Fundamental measurement principle traceable to NIST standards
- Battery powered with rechargeable batteries and charger included
- For clean, dry, inert gas applications





