Sensors

Air Temperature and Relative Humidity Sensors

Typically capacitive RH chips and PRTs

Air Temperature Sensors

Thermistors, thermocouples, and RTDs

All-in-One Weather Sensors

Also known as compact weather sensors or basic weather sensors

Barometric Pressure Sensors

Resonant silicon technology, silicon capacitance

Ceilometers

Cloud base sensors

Digital Cameras

Store site images in your data logger

Dissolved Oxygen Sensors

Galvanic cells

Evaporation Gauges

Sensors for measuring evaporation rate

Freezing-Rain and Ice Detectors

Detect icing conditions

Fuel Moisture and Fuel Temperature Sensors

Fire weather sensors

Global Positioning System (GPS) Sensors

Receivers with antennas

Heat, Water Vapor, and Carbon Dioxide Flux Sensors

Sensors for eddy-covariance systems

Leaf Wetness Sensors

Emulate leaf surface

Lightning Warning Sensors

Also known as electric field or optical-coincidence lightning sensors

pH Sensors

Sensors for measuring acidity or alkalinity

Precipitation Sensors

Rain gages and snowfall adapter

Present Weather Sensors

Identify precipitation for road, marine, and airport applications

Redox (ORP) Sensors

Measure the oxidation-reduction potential of a solution

Snow Water Equivalent/Snow Depth Sensors

Sensors for snowpack applications

Soil Heat Flux Sensors

Thermocouples and thermopiles

Soil Moisture, Temperature, and EC Sensors

Also known as soil volumetric water content sensors

Soil Temperature Sensors

Thermocouples and thermistors

Soil Water Potential Sensors

Heat dissipation and electrical resistance

Solar Radiation Sensors

Pyranometers, quantum sensors, and net radiometers

Surface Temperature Sensors

Measuring temperature of structures and plant canopies

Trace Gas Analyzers

Instruments for measuring CO2 and H2O

Turbidity Sensors

Measuring the light scattered by suspended solids

Visibility Sensors

Sensors for road, marine, aviation, and wind-energy applications

Water Conductivity Sensors

For water-quality applications

Water Level, Stage, and Flow Sensors

Pressure transducers, bubblers, shaft encoders, ultrasonics

Water Temperature Sensors

Thermistors, thermocouples, RTDs...

Wind Speed and Wind Direction Sensors

Wind vanes, anemometers, and lidar