This leaf wetness sensor is standardized, calibrated, and designed to detect wetness (presence and duration) and ice formation right out of the box. No painting, baking, or user calibration required.

TEROS 12 is a robust soil moisture sensor that delivers precision and consistency for environmental monitoring and agricultural research. It offers advanced calibration for accurate volumetric water content, temperature, and electrical conductivity data. Designed for durability and ease of use, the TEROS 12 supports long-term field deployments in diverse soil types, ensuring dependable performance and insightful data collection.

Teros 21 from Meter Group – an advanced soil moisture sensor designed for precision irrigation management. With its robust data collection capabilities and easy-to-use interface, the Teros 21 provides real-time insights into soil conditions. Ideal for agricultural professionals and researchers, this wireless device enhances decision-making by optimizing water usage and promoting sustainable practices. Its durable construction ensures reliable performance in various environments, making it an essential tool for effective crop management. Discover the power of accurate soil monitoring with Teros 21 and elevate your irrigation strategy today.

Introducing the Apogee Instruments SP-215 SS Amplified Pyranometer, a precision instrument designed for accurate solar radiation measurement. This robust sensor features a 0-5 volt output, allowing for easy integration with data loggers and control systems. Ideal for environmental research, agriculture, and solar energy applications, the SP-215 provides reliable, high-quality readings in various conditions. With its stainless steel construction and reliable performance, this pyranometer is built to withstand the elements while delivering the data you need to make informed decisions. Elevate your solar monitoring capabilities with the Apogee SP-215.

The mounting bracket with leveling plate is designed to mount Apogee Instruments' pyranometers, pyrgeometers, quantum sensors, red—far-red sensors, PAR-FAR sensors, and ultraviolet sensors to a mast or pipe with an outer diameter of 396mm - 640mm (1.3" - 2.1").
Proper sensor installation requires that the sensor be as level as possible for most applications. The bracket contains a leveling plate with an integrated bubble-level to make leveling simple and accurate, which ensures correct sensor deployment.
All products are designed and built at our headquarters in Logan, Utah, USA. Apogee Instruments has been creating research-grade instruments for scientists and serious growers for over 25 years. All products are supported by our world-class, US-based customer support team.

The SQ-521 is a digital sensor with SDI-12 communication protocol. The sensor incorporates a rugged, self-cleaning sensor housing design, anodized aluminum body with acrylic diffuser, and high-quality cable terminating in pre-tinned pigtail leads for easy connection to dataloggers and controllers. Typical applications include PPFD measurement over plant canopies in outdoor environments, greenhouses, and growth chambers, and reflected or under-canopy (transmitted) PPFD measurements in the same environments. Quantum sensors are also used to measure PAR/PPFD in aquatic environments, including salt water aquariums where corals are grown.

1 set consists of 6 spikes (stainless steel)

This Submersible Level Sensor is engineered to withstand the most challenging conditions for level measurement. It features state-of-the-art microprocessor technology, providing comprehensive compensation for linear errors and temperature variations, ensuring the highest accuracy in measurement results. The probe utilizes full potting technology to prevent condensation, alongside a robust dual-seal and fully welded design with a durable stainless steel body for long-term stability and airtightness. The signal transmission module includes protective circuits against transient voltage, enabling consistent operation even in harsh voltage environments. This Submersible Level Sensor is the ideal choice for demanding level measurement applications.

17 weather variables: Relative Humidity, Ambient Temperature, Barometric Pressure,
Heat Index, Dew Point, Frost Point, Water Vapour Pressure, Saturated Vapour
Pressure, Speed of Sound in Air, Mixing Ration, Specific Humidity, Absolute Humidity
of Air, Boiling Point of Water, Enthalpy, Atmospheric Moisture by Weight,
Atmospheric Moisture by Volume, Wet-bulb temperature

18 weather variables: Leaf Wetness, Relative Humidity, Ambient Temperature,
Barometric Pressure, Heat Index, Dew Point, Frost Point, Water Vapour Pressure,
Saturated Vapour Pressure, Speed of Sound in Air, Mixing Ration, Specific Humidity,
Absolute Humidity of Air, Boiling Point of Water, Enthalpy, Atmospheric Moisture by
Weight, Atmospheric Moisture by Volume, Wet-bulb temperature

18 weather variables: CO2 – percentage in air (%), Relative Humidity, Ambient
Temperature, Barometric Pressure, Heat Index, Dew Point, Frost Point, Water
Vapour Pressure, Saturated Vapour Pressure, Speed of Sound in Air, Mixing Ration,
Specific Humidity, Absolute Humidity of Air, Boiling Point of Water, Enthalpy,
Atmospheric Moisture by Weight, Atmospheric Moisture by Volume, Wet-bulb
temperature

19 weather variables: Leaf Wetness, Relative Humidity, Ambient Temperature,
Barometric Pressure, Precipitation, Heat Index, Dew Point, Frost Point, Water
Vapour Pressure, Saturated Vapour Pressure, Speed of Sound in Air, Mixing
Ration, Specific Humidity, Absolute Humidity of Air, Boiling Point of Water,
Enthalpy, Atmospheric Moisture by Weight, Atmospheric Moisture by Volume,
Wet-bulb temperature

CO2 Percentage in air (%) + 18 weather variables: Relative Humidity, Ambient
Temperature, Barometric Pressure, Precipitation, Heat Index, Dew Point, Frost
Point, Water Vapour Pressure, Saturated Vapour Pressure, Speed of Sound in
Air, Mixing Ration, Specific Humidity, Absolute Humidity of Air, Boiling Point
of Water, Enthalpy, Atmospheric Moisture by Weight, Atmospheric Moisture by
Volume, Wet-bulb temperature

22 weather variables: Relative Humidity, Ambient Temperature,
Barometric Pressure, Precipitation, Wind Speed, Wind Direction, Heat
Index, Dew Point, Frost Point, Wind Chill, Wind Chill Index, Water
Vapour Pressure, Saturated Vapour Pressure, Speed of Sound in Air,
Mixing Ration, Specific Humidity, Absolute Humidity of Air, Boiling
Point of Water, Enthalpy, Atmospheric Moisture by Weight, Atmospheric
Moisture by Volume, Wet-bulb temperature

23 weather variables: Leaf Wetness, Relative Humidity, Ambient Temperature, Barometric Pressure, Precipitation, Wind Speed, Wind Direction, Heat Index, Dew Point, Frost Point, Wind Chill, Wind Chill Index, Water Vapour Pressure, Saturated Vapour Pressure, Speed of Sound in Air, Mixing Ration, Specific Humidity, Absolute Humidity of Air, Boiling Point of Water, Enthalpy, Atmospheric Moisture by Weight, Atmospheric Moisture by Volume, Wet-bulb Temperature Constituents: 1) [OSAUR1-LI2-2M16]OneSense Environment and Agriculture RC1, 1 x M12, 2xM16 Cable Glands - 1 pcs 2) [ACC-6PRHRS]6-plate Outside Air Humidity Radiation Shield - 1 pcs 3) [SN-ERHTP-10]Evvos Relative Humidity, Temperature, and Barometric Pressure Probe (single-wire interface) - 1 pcs 4) [ACC-5M12F-150]Sensor cable - 5PF 1,5-PUR, M12 - 1 pcs 5) [SN-LWS-5]Leaf wetness Sensor w/ bare tinned lead cable length 5 m - 1 pcs 6) [SN-RG-20]Rain Gauge 0.2mm - 1 pcs 7) [ACC-BS-RG]Bird spikes for rain gauge - 1 pcs 8) [ACC-PMB-RG]Pole mounting bracket for rain gauge - 1 pcs 9) [SN-WSDD]Anemometer, Vantage - 1 pcs

The SP-421-SS, SDI-12 Digital Output Silicon Cell Pyranometer by Apogee Instruments is a high-performance solar radiation sensor designed for accurate and reliable measurement of solar irradiance. Featuring durable stainless-steel construction, this pyranometer provides digital output for easy integration with data loggers and systems. Its precision silicon cell ensures consistent performance in various environmental conditions, making it ideal for research, precision agriculture, and solar energy applications. Enhance your solar studies with this dependable and user-friendly instrument.

23 weather variables: Relative Humidity, Ambient Temperature, Barometric
Pressure, Precipitation, Solar Radiation, Wind Speed, Wind Direction, Heat
Index, Dew Point, Frost Point, Wind Chill, Wind Chill Index, Water Vapour
Pressure, Saturated Vapour Pressure, Speed of Sound in Air, Mixing Ration,
Specific Humidity, Absolute Humidity of Air, Boiling Point of Water,
Enthalpy, Atmospheric Moisture by Weight, Atmospheric Moisture by
Volume, Wet-bulb temperature