All categories
Featured selections
Trade Assurance
Buyer Central
Help Center
Get the app
Become a supplier
(147 products available)
Ready to Ship
Ready to Ship
There are several types of mobile sensors, and each has its own advantages and disadvantages. These sensors, which measure water levels in wells, are preferred in some situations.
Measures water pressure at a point in the water column and connects to a GSM module to send data via a cellular network. It gives a consistent and direct measure of water depth and level regardless of well shape.
Float switches operate by the buoyancy principle. A float rises or lowers with water levels and activates or deactivates switches. Most are very simple and cost-effective. They cannot be used in narrow wells or complex shapes and may require frequent maintenance.
Also known as an ultrasonic distance sensor, they use sound waves to measure distance from the sensor to water surface. They are non-contact; therefore, the advantages are that they are non-contact measurements, which are good for large tanks or open water surfaces. Their accuracy can be affected by atmospheric conditions and reflections in narrow wells.
Water level capacitive sensors work by measuring the change in capacitance between two electrodes or between an electrode and the dielectric constant of water. These sensors provide precise water level measurements and are suitable for small spaces. They are hard to tune in conductive or corrosive water conditions.
Like hydrostatic level sensors, they measure the pressure exerted by the water column and can provide accurate depth readings. They work in deep wells and provide real-time continuous depth measurements, which makes them suitable for mining. They need to be calibrated periodically, and sometimes they can't distinguish between water and air.
Some of the common areas where these sensors are used include industrial, agricultural, environmental, commercial, and residential.
Gsm water level sensors help monitor water levels in flooded mineshafts and pits and send real-time data. It also helps avoid overflows and enables proactive management of water hazards. This reduces the need for manual checking and allows for timely intervention.
gsm water level sensors can continuously monitor groundwater levels and send data. They enable real-time tracking of changes in water tables for environmental impact assessments. This helps in agricultural planning and construction.
They help optimize irrigation in large-scale agriculture by measuring soil moisture and water levels in reservoirs and sending the data to farmers. This prevents over-irrigation, conserves water, and maximizes crop yields. Real-time data allows farmers to adjust practices quickly based on current conditions.
Some gsm water level sensors come with water quality measurement capabilities and are used to monitor parameters like pH, turbidity, and temperature. They help in environmental monitoring by providing data for pollution detection and allowing timely responses to water quality issues. They are used in places where water quality is vulnerable to industrial activities.
The sensors can be installed on bridges and dams to send real-time data on water levels and pressure. This helps in understanding the risk of flooding and structural stress. This allows for timely maintenance and reduces the risk of catastrophic failures.
They help measure and control effluent levels in industrial settings and send the data via GSM. This helps prevent overflow or dry running and makes waste management more efficient. It also reduces environmental risks and complies with regulations.
Clamp-on water level sensorare simple to use and provide instantaneous readings of water levels, making them ideal for quick assessments. They are highly portable, which makes them suitable for fieldwork.
This section looks at the key product specifications and features of the gsm water level sensors.
Measurement Range
Capacitive water level sensors can measure a few millimeters up to 300 meters or more depending on the type. Hydrostatic and pressure transducer sensors can measure the level of water in well pits and mines.
Accuracy
Ultrasonic sensors have an accuracy of ±1 mm to ±20 mm depending on the range, while capacitive sensors have an accuracy of ±0.1 mm to ±2 mm. Ultrasonic sensors have an accuracy of ±1 mm to ±20 mm depending on the range, while capacitive sensors have an accuracy of ±0.1 mm to ±2 mm. Hydrostatic sensor accuracy is typically ±0.1% to ±0.5% of the range. Adaptive filter technology in some advanced models helps provide better accuracy in dynamic conditions.
Output Signal
Most of the level sensors convert the measurement to 4-20 mA current output, which is the standard for many industrial applications. The data is then sent using the built-in GSM module. Many sensors today also output in digital formats like Modbus or SDI-12 for compatibility with modern data loggers and displays.
Power Requirements
Most GSM water level sensors are equipped with an embedded module that communicates over GSM networks. Some models have solar panels or efficient battery backups that allow several days of operation without manual intervention. Go with one that has a long-lasting battery to prevent the sensor from going offline.
Material
Plastic, stainless steel, or titanium are the most common materials used in making conductive water level sensors. Hydrostatic and pressure transducer models are made from materials resistant to corrosion and wear.
Environmental Protection
The sensors are rainproof and waterproof to at least IP67 or higher. This protects against water, dust, and other particles in the environment.
Real-time readings of the water level are viewed remotely via a smartphone, computer, or tablet. The data is sent via the embedded GSM module to a web platform or application where the data can be analyzed or monitored. Many versions also come with a web dashboard for detailed analysis.
Proper maintenance and installation of GSM water levels sensors are important for reliable performance. The following sensor maintenance and quality tips can be taken into consideration.
Before using the sensor, inspect it for signs of damage. Check for cracked housing, frayed cables, or worn-out components. Ensure the housing is sealed and there are no openings where water or debris can enter. These can damage the sensor and affect the readings.
Sensors like pressure transducers, hydrostatic, and ultrasonic level sensors may need to be calibrated periodically to maintain accuracy. This is usually done by comparing the sensor readings with a known reference and adjusting the sensor output to correct for any errors.
Mine and well water contains a lot of particulate matter that can build up on the sensor over time. This affects its ability to read water levels accurately. Clean the sensor regularly using a soft brush or cloth to remove any dirt, algae, or sediment that may have accumulated on it.
Ensure all wiring and connections are secure and free from corrosion. Regularly inspect and clean connectors and terminals to ensure proper electrical contact. This will prevent power issues or data transmission failures. Check for frayed wires or loose connections and replace as needed.
If the sensor has an embedded GSM module or uses a web platform for data collection, then software updates should be done regularly to improve performance or fix security issues. Maintenance for the web platform that monitors the sensor for any irregularities in performance must be done.
Always check the sensor readings against expected values when using it to ensure it is functioning properly. Look for anomalies like sudden changes in level or consistent discrepancies between the sensor output and known water level.
A1: An electronic system that uses sensors to measure water levels in wells, mines, and other water bodies and sends the information using a built-in GSM module is called a GSM water level sensor.
A2: After measuring the water level, the sensor sends the data to a GSM module. The GSM module sends it to a web application or platform for analysis.
A3: Use a GSM water level sensor when there is a need to monitor water levels remotely, such as in agriculture, environmental monitoring, or industrial applications.
A4: Different types of sensors are suitable for different well conditions. Ultrasonic and capacitive sensors are good for large, open wells, while pressure transducers and hydrostatic sensors are ideal for deep wells.
A5: Regularly check the sensor for damage, clean it to prevent buildup, ensure electrical connections are secure, and monitor performance to maintain accuracy.
