Moisture probes for irrigation

Moisture probes are essential tools for effective irrigation management. They help monitor soil moisture levels, allowing farmers and gardeners to optimize their irrigation practices and conserve water. Here are a few types of moisture probes commonly used for irrigation:

1. Tensiometers: Tensiometers measure soil moisture tension, which indicates how hard plants need to work to extract water from the soil. They consist of a porous cup connected to a vacuum gauge. As soil moisture decreases, the tension increases, and a farmer can determine when to irrigate by observing the gauge.

2. Capacitance Probes: Capacitance probes measure soil moisture by assessing the dielectric constant of the soil. These probes have two metal electrodes that transmit an electric current into the soil. The amount of moisture in the soil affects the electrical conductivity, allowing the probe to estimate soil moisture levels.

3. Time Domain Reflectometry (TDR) Probes: TDR probes determine soil moisture content by measuring the time it takes for an electrical pulse to travel along a metal rod inserted into the soil. Moist soil conducts electricity more quickly than dry soil, enabling the probe to calculate moisture levels.

The soil temperature, moisture, salinity and conductivity integrated sensor has stable performance and high sensitivity, and is an important tool for observing and studying the occurrence, evolution, improvement and water-salt dynamics of saline soil. It can measure soil temperature, soil moisture, soil salinity and soil conductivity at the same time; by measuring the dielectric constant of soil, it can directly and stably reflect the real moisture content of various soils. The soil moisture sensor can measure the volume percentage of soil moisture and is a soil moisture measurement method in line with current international standards.

soil temperature, moisture, salinity and conductivity integrated sensor It is suitable for soil moisture monitoring, scientific experiments, agricultural irrigation, greenhouses, flowers and vegetables, grassland pastures, soil rapid testing, plant cultivation and other occasions.

soil temperature, moisture, salinity and conductivity integrated sensor Has the following characteristics:

(1) parameters of soil temperature,soil salinity, soil moisture and electrical conductivity are combined into one.

(2) It can also be used for the conductivity of water and fertilizer integrated solution, as well as other nutrient solutions and substrates.

(3) The electrode is made of alloy material with special treatment, which can withstand strong external impact and is not easy to be damaged.

(4) Completely sealed, resistant to acid and alkali corrosion, and can be buried in soil or directly into water for long-term dynamic testing.

(5) High precision, fast response, good interchangeability, probe insertion design ensures accurate measurement and reliable performance.

(6) Perfect protection circuit.

Whichever method is used, the probe needs to be connected to an electronic device, such as a microcontroller or data collector, in order to convert the measurements into a readable digital signal. These devices can be connected to a computer or other data logging system for real-time monitoring and recording of soil moisture.

When selecting a moisture probe for irrigation, consider factors such as cost, accuracy, ease of use, soil type, and the specific needs of your crops or plants. It's also important to regularly calibrate and maintain the probes for accurate readings.

Multi depth soil moisture sensor

Multi depth soil moisture sensor adopts FDR principle, according to the electromagnetic wave issued by the monitor in different dielectric coefficients of material frequency changes measured in each soil layer of humidity, the use of high-precision digital temperature sensor, measuring the temperature of each soil layer. Measuring the temperature and humidity of 10cm, 20cm, 30cm, 40cm, 50cm, 60cm soil layer at the same time, it is suitable for long-term and uninterrupted monitoring of representative soil; it can be built-in DTU and lithium battery, and can provide RS485 output, and it can also transmit the data to the Internet of Things data platform through 4G/5G wireless network, and view the data in real time with computer and mobile phone, which is convenient and quick, and greatly meets the needs of all aspects of use. It is convenient and quick, which greatly meets the needs of various aspects of use.

This soil temperature and humidity monitor (Multi depth soil moisture sensor) has many advantages such as lightweight, easy to install, easy to use, accurate measurement. The instrument adopts precision sensors and intelligent chips, and is composed of soil moisture sensor, soil temperature sensor, solar power supply and transmission device.

At present, the product is widely used in environmental information monitoring and collection in agriculture, forestry, environmental protection, water conservancy, meteorology and other industry sectors, and also applied to water-saving irrigation, flower gardening, grass pasture, soil quick test, plant cultivation, greenhouse control, fine agriculture and so on, in order to meet the needs of scientific research, production, teaching and other related work.

Role and value of moisture probes

Moisture probes play a vital role in irrigation management by helping farmers and gardeners water their crops or plants more efficiently. They provide accurate measurements of soil moisture levels, allowing growers to avoid overwatering or underwatering their crops. This, in turn, can improve crop yields, reduce water waste, and save money on water bills.

By using moisture probes, farmers can also monitor soil moisture conditions throughout the growing season and adjust irrigation schedules accordingly. This can be especially important during periods of drought or water scarcity when water resources are limited.

Additionally, moisture probes can help prevent soil erosion and nutrient leaching caused by excess water. Overwatering can cause soil structure to break down, leading to runoff and nutrient loss. Moisture probes can help farmers avoid this problem by applying water only when necessary.

Overall, moisture probes are an essential tool for sustainable agriculture and water resource management. They allow farmers and gardeners to optimize irrigation practices, conserve water, and produce healthier crops.