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 …
Model X3 Chilled Mirror Hygrometer Sensor
The Edgetech Instruments Model X3 chilled mirror sensor is specifically designed to measure the Dew/Frost point in demanding process and laboratory applications. It is available in multiple configurations to accurately measure very low dew/frost points in aggressive background gases. The Model X3 Sensor’s minimized sample cavity results in rapid dry-down times, fast response and quick detection of upset process conditions. …
Features
- Chemically resistant sensor housing and mirror eliminate sensor failures when measuring dew/frost point in aggressive background gases
- Chamber design and high efficiency heat exchanger result in the ability to measure very low frost points
- Hinged cover plate allows easy access to the mirror for cleaning and inspection
- Reduced cavity sample chamber speeds sample sweeping resulting in rapid dry-down after exposure to high moisture levels
- Rugged, industrial electrical connectors and easy access slim line signal harness simplify installation and maintenance
DewTech 390 Low Dew Point Hygrometer
Ultra-Low Dew Point Capability Measures dew/frost points as low as –90°C with ±0.1°C accuracy using chilled mirror technology. No Recalibration Required Long-term measurement stability eliminates frequent recalibration, reducing maintenance costs. Fast, Repeatable, Reliable Responds quickly to changes in humidity with ±0.05°C repeatability and negligible hysteresis. Fully Scalable Output Multiple analog and digital outputs available for integration into lab systems and …
PDM75-X3 Portable, Industrial Duty Hygrometer
The Model PDM75-X3 is a field portable dewpoint hygrometer that integrates the accuracy and reliability of the Edgetech Instruments chilled mirror sensor with the convenience and ruggedness required for field use. It features drift-free accuracy, NIST traceability, low maintenance, high durability and ease of use in a portable package. The Model PDM75-X3 has all the standard features of the Edgetech …
Features
- Based on the Edgetech Instruments DewMaster Hygrometer
- Chemically resistant, primary method dew/frost point sensor
- Drift free and certified against NIST traceable standards
- Best in class air cooled temperature depression
- Wide measurement ranges from -70°C to +70°C dew/frost point temperature
- Locally or remotely mounted sensor options
- Automatic Balance Control for optics contaminants correction
- Rugged, high impact portable case
- Multiple interfaces
- Sampling options for positive or negative pressure
SENTRY Compressed Air Monitor and Alarm
The Edgetech Instruments SENTRY turn-key measurement and alarm system features a smart multi-sense probe that continuously monitors the dew/frost point and pressure of compressed air systems to detect compressor or dryer failures and system pressure leaks. The SENTRY features a strobe lamp and pulsing horn plus an alarm relay contact that activate when a programmable, low pressure or high dew/frost …
Features
- Detects upset conditions in compressed air systems
- Constantly monitors pressure and dew/frost point temperature
- Strobe lamp and pulsing audible alarms for low pressure or high dew/frost point alert
- Displays dew/frost point and pressure on panel meter
- NIST traceable calibration certificate
- Field replaceable Smart Sensor Tip
- Alarm relay and 4 to 20 mA outputs
- Complete system, ready for installation
HP125 Series Relative Humidity Probe
Measure 4 Parameters with One Probe Simultaneously captures RH%, temperature, dew/frost point, and pressure (absolute or barometric). No Downtime for Recalibration Replace the smart sensor tip in seconds—each is pre-calibrated and ships with a NIST-traceable certificate. Built for Real-World Use Designed for in-situ measurements in compressed air systems, labs, and environmental testing setups. Modular & Flexible Works as a standalone …
1500 Portable Dewpoint Monitor
The Model 1500 is a self-contained, battery powered, portable, multi-function hygrometer that accurately and reliably measures the moisture content in gases, with the battery life and ruggedness required for field use. The Model 1500 is a drift-free, low maintenance hygrometer featuring high durability, NIST traceable certification and ease of use. Its primary method chilled mirror sensor provides precision dew/frost point …
Features
- Primary method chilled mirror sensor provides high accuracy dew/frost point measurement
- Temperature measurement option for live relative humidity measurement
- Pressure measurement option for live parts per million by volume measurement
- Automatic Balance Control mode provides automatic correction for optics contaminants
- Current or voltage outputs, RS-232 optional
- User programmable alarm functions
- Internal vacuum pump to pull sample
Com.Air Dew Point Monitor for Compressed Air Systems
Direct, Drift-Free Measurement Provides true chilled mirror dew point accuracy—no estimations or calculated values. Minimal Maintenance, Long Service Life Mirror surface is easy to clean and resists drift; no need for frequent recalibration. Field-Ready and Compact Small footprint and wall-mount design make it ideal for point-of-use installation. Alarms and Integration Set high/low limits with SPDT relay alarms; connect to PLCs …
CAM Compressed Air Module
The CAM (Compressed Air Module) is a sampling chamber for use with Edgetech Instruments humidity and dewpoint probes. It has a sample inlet ball valve for connection to a pressurized compressed air or gas takeoff point, providing an easy way to connect a probe or alarm module to a gas supply. The ball valve allows isolation of the probe from …
Features
- Sample chamber allows safe isolation and servicing of sensor probe at pressurized sample takeoff point
- For installation and use with HP125 and Sentry humidity probes
- Provides ball valve to isolate probe from process pressure and bleeder valve to allow flow of sample gas past the probe sensor
- May be used for pressure dewpoint or atmospheric dewpoint measurements
- Available in brass or stainless steel construction









