Hydrostatic Pressure Transmitters for Precise Liquid Level Measurement

Hydrostatic pressure transmitters provide an accurate and reliable solution for determining fluid level in a variety of industrial and process applications. These specialized pressure sensors convert the hydrostatic pressure exerted by a liquid column into a proportional electrical signal, typically a 4-20mA current loop output.

Flood prevention in underground pump rooms using 4-20ma hydrostatic level sensors - Prevent pump room flooding by integrating a low-range submersible hydrostatic level sensor into a VFD for early leak detection and automated system protection.
Contaminated groundwater submersible plastic body 5 psi pressure transducer & display - This submersible pressure transducer and display can be used by landfill site pump techs to read leachate water level above the transducer at the well head.

Dirty water, sludge & sewerage tank level 400 mbar pressure sensor - Flush ceramic diaphragm pressure sensor for measuring level of a dirty water, sludge & sewerage tank.
200m deep well pump water level sensor, switch & display - Protect your deep well pump with thhis submersible level transmitter and wall mounted indicator and alarm. This system provides reliable water level monitoring and pump protection at depths of up to 200 meters.
Underground rain water storage tank level sensor and readout for 2 metre depth - Water level indicator for a 2 metre deep rain water storage tank located underground.
Fuel level monitoring for heritage vessels using existing tank valves - Upgrade your heritage vessel's fuel monitoring without structural changes. This hydrostatic sensing solution uses existing valves for accurate diesel measurement.
Monitoring flood levels in underground electrical substations with submersible probes - The LMK 382 provides reliable depth monitoring in underground electrical substations, featuring intrinsic safety and integrated Pt100 temperature sensing for harsh flood environments.
Ferric aluminium sulphate level sensor for monitoring coagulant tank in water treatment - Overcome corrosion and clogging when measuring ferric aluminium sulphate levels in water treatment plants using a flush-mounted ceramic transmitter.

Electrophoretic painting tank level monitoring using flush ceramic transmitters - Using high-purity alumina diaphragms and PVDF connectors to provide reliable level monitoring in aggressive chemical environments found in car paint plants.
High temperature ethanol boiler level measurement - Looking for a precise level sensor for boiling ethanol? Discover how a capacitive ceramic transmitter with EPDM seals provides millimeter accuracy for low-pressure boiler applications.
Ammonium nitrate level sensing in agitated tanks at high temperature - Measure the liquid level of hot, concentrated ammonium nitrate using a flush ceramic sensor designed to withstand agitation and prevent crystallization issues.
Geothermal weir box flow measurement using low range capacitive level sensor - Measure water discharge flow rates in geothermal applications using a capacitive ceramic level transmitter designed for shallow weir boxes and waste water.
Submersible rainwater tank level sensor for measuring 3.5m depth - Low budget price rainwater level sensor with 3.5 metres maximum water depth (0.35 bar), 4-20mA output, 15 volt supply, and typical 0.5% accuracy
HART flameproof (Ex d) re-scalable level transmitter for hydrostatic head up to 2 metres - HART compatible, ATEX flameproof approved, rangeable level transmitter to measure hydrostatic head of water/glycol or mineral oil fluid within a reservoir about 2 metres in height.

4-20mA Output Hydrostatic Level Transmitters & Sensors - Explore industrial 4-20mA hydrostatic level transmitters for reliable liquid depth measurement. Ideal for tank gauging, borehole control & process monitoring applications.

Find out more about Hydrostatic Pressure Transmitters to determine which product options and capabilities will best meet your application requirements.

Hydrostatic pressure transmitters are essential tools for industries requiring accurate liquid level measurement in tanks, vessels, and other containers. By directly measuring the pressure at the bottom of a liquid column, these sensors provide a reliable indication of the fluid level above them.

Contents

Key Advantages & Applications

Wide Range of Applications: Hydrostatic pressure transmitters find use in diverse applications, including:
- Monitoring liquid levels in storage tanks and process vessels.
- Measuring pump inlet head pressure.
- Determining water levels in reservoirs and open channels.
- Monitoring groundwater levels and well depths.
Accuracy and Reliability: These transmitters offer high accuracy and stability, ensuring precise level measurements even in challenging environments.
Simple Installation and Maintenance: Hydrostatic pressure transmitters are designed for easy installation and minimal maintenance, saving time and resources.
Versatility: These transmitters can handle a variety of liquids, including water, chemicals, and fuels, making them suitable for various industries.
Robust Construction: Built to withstand harsh industrial conditions, these transmitters feature durable materials and construction to ensure long-term performance.

Understanding Hydrostatic Pressure

Hydrostatic pressure is the pressure exerted by a fluid at rest due to the force of gravity. The pressure at any point within a fluid column is directly proportional to the height of the liquid above that point, its density, and the acceleration due to gravity.

How Hydrostatic Pressure Transmitters Work

A hydrostatic pressure transmitter typically consists of a pressure sensing element, signal conditioning electronics, and a housing. The sensing element, often a diaphragm or strain gauge, measures the pressure exerted by the liquid column. This pressure is then converted into an electrical signal, usually a 4-20mA current loop output, which can be easily transmitted to a control system or display device.

Applications

Storage Tanks: Monitoring and controlling liquid levels in various storage tanks, including those for water, chemicals, fuels, and other industrial fluids.
Processing Vessels: Measuring liquid levels in reactors, mixers, and other process vessels to ensure optimal operation and control.
Header Tanks: Maintaining proper liquid levels in header tanks to ensure consistent flow and pressure in water distribution systems.
Pump Inlet Head: Monitoring the liquid level at the inlet of pumps to prevent cavitation and ensure efficient pump operation.
Open Channels and Reservoirs: Measuring water levels in open channels, rivers, and reservoirs for environmental monitoring and water management applications.

Important Selection Criteria

When choosing a hydrostatic pressure transmitter, consider the following factors:

Measurement Range: Select a transmitter with a suitable pressure range to accommodate the expected liquid level variations.
Accuracy: Choose a transmitter with the required accuracy for your application.
Material Compatibility: Ensure the transmitter’s materials are compatible with the measured liquid to prevent corrosion or damage.
Output Signal: Verify that the output signal type (e.g., 4-20mA) is compatible with your control system.
Environmental Conditions: Consider the operating temperature, humidity, and other environmental factors when selecting a transmitter.

Hydrostatic pressure transmitters offer a practical and effective solution for accurate liquid level measurement in a wide range of industrial and process applications. Their reliability, ease of use, and versatility make them a valuable asset for any facility requiring precise level monitoring and control.