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 SI-4H1-SS is a premium infrared radiometer sensor engineered for accurate measurement of infrared radiation with a horizontal field of view. Designed for research-grade applications, it features SDI-12 digital output for easy integration with data loggers and monitoring systems. Constructed from durable stainless steel, this sensor is built to withstand various environmental conditions. Ideal for use in ecology, meteorology, and agricultural research, the SI-4H1-SS delivers reliable performance and precision for critical infrared measurements. Enhance your research with this essential tool.

The SI-421-SS infrared radiometer sensor is designed for precise measurement of infrared radiation with a narrow field of view, making it ideal for targeted research applications. This research-grade sensor includes SDI-12 digital output for easy integration with data loggers, ensuring efficient data collection and management. Constructed from durable stainless steel, it is built to endure challenging environmental conditions. Perfect for use in ecology, meteorology, and agricultural studies, the SI-421-SS delivers reliability and accuracy for all your infrared measurement needs. Elevate your research capabilities with this essential instrument.

The SI-411-SS is a high-performance infrared radiometer sensor designed for precise measurement of infrared radiation. Featuring a standard field of view and SDI-12 digital output, this research-grade instrument ensures seamless integration with data loggers for efficient data collection. Its durable stainless steel construction makes it ideal for diverse environmental conditions. Perfect for scientific research in ecology, meteorology, and agriculture, the SI-411-SS is a reliable tool for accurate infrared measurements. Enhance your research capabilities with this essential sensor.

The SQ-640 Quantum Light Pollution sensor is a self-powered device designed for durability. It features a robust aluminum housing that is fully submersible and built to endure harsh conditions, along with a high-quality cable. The sensor cable is equipped with an IP68 marine-grade stainless-steel connector, facilitating straightforward removal and replacement for maintenance and calibration of permanent installations. Typical applications for Quantum Light Pollution sensors include measuring incoming PFD over plant canopies in indoor greenhouses or growth chambers, as well as reflected or under-canopy (transmitted) PFD measurements in those settings. Given that this Quantum Light Pollution sensor's detector is sensitive to radiation wavelengths up to 1100 nm, which exceed the range that affects plants, we recommend using the SQ-640 sensors solely in indoor growing environments with LED lights.

This ePAR sensor, is an advanced upgrade to Apogee's ePFD sensor, designed to measure the newly defined ePAR radiation range of 400-750 nm, which research indicates is photosynthetically active, extending beyond the conventional 400-700 nm range. The SQ-617 ePAR is a digital sensor utilizing the SDI-12 communication protocol. It features a durable aluminum housing that is fully submersible and built to endure harsh conditions, along with a high-quality cable. The sensor cable also includes an IP68 marine-grade stainless-steel connector for simplified removal and replacement during maintenance and calibration of permanent installations. Typical applications for ePAR sensors involve measuring total ePAR intensity above plant canopies in various growing environments, monitoring and optimizing grow lights, and conducting research on plant morphogenic activity and photobiology. Many next-generation LED fixtures, sunlight, and other light sources emit these newly validated far-red photosynthetic wavelengths, which have not been measurable by traditional 400-700 nm PAR meters until now.

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.

The TS-100-SS is a high-quality aspirated radiation shield designed to protect scientific sensors from solar radiation and ensure accurate temperature readings. This stainless steel shield operates on 12 V power and features a robust construction, suitable for various environmental conditions. Its aspirated design promotes enhanced airflow, minimizing heat buildup and providing reliable performance. Ideal for applications in meteorology and environmental monitoring, the TS-100-SS is an essential accessory for maintaining the integrity of your radiometric measurements. Invest in precision with this durable radiation shield.

The SDI-12 Quantum Sensor is calibrated for sunlight and includes a command that automatically applies the immersion effect correction factor for underwater measurements. This sensor features a robust, self-cleaning housing and a high-quality cable. Typical applications encompass measuring PPFD (Photosynthetic Photon Flux Density) above plant canopies in outdoor settings, greenhouses, and growth chambers, as well as capturing reflected or transmitted PPFD in those environments. Additionally, quantum sensors are employed to assess PAR (Photosynthetically Active Radiation)/PPFD in aquatic environments, such as saltwater aquariums where corals thrive.

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.

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.

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.

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.

This Professional Rain and Precipitation Sensor provides precise measurements of rainfall and precipitation intensity. Engineered for accuracy, this sensor supports various research and meteorological applications, featuring durable construction for reliable performance in all weather conditions. Easy to integrate with monitoring systems, it ensures comprehensive data collection for informed environmental analysis.
Note: Leaf grid not included.

This Professional Rain and Precipitation Sensor provides precise measurements of rainfall and precipitation intensity. Engineered for accuracy, this sensor supports various research and meteorological applications, featuring durable construction for reliable performance in all weather conditions. Easy to integrate with monitoring systems, it ensures comprehensive data collection for informed environmental analysis.

The SMT100, a state-of-the-art multi-tool designed for precision and versatility. This compact sensor features advanced electronic measurement capabilities, making it ideal for professional applications in construction, engineering, and precision agriculture projects. With an easy-to-use SDI-12 interface, and durable design, the SMT100 ensures accurate readings and reliable performance. Perfect for seasoned professionals.

Sensor cable, 4-position, PUR halogen-free, black-gray RAL 7021, free cable end, on Socket angled M12, coding: A, cable length: 5 m

Sensor/actuator cable, 5-position, PUR halogen-free, black-gray RAL 7021, free cable end, on Socket straight M12, coding: A, cable length: 1.5 m

Sensor cable, 4-position, PUR halogen-free, black-gray RAL 7021, free cable end, on Socket straight M12, coding: A, cable length: 1.5 m