Level Gauge Manufacturers

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The Ultimate Guide to Level Gauges: Types, Applications, and Maintenance

Discover everything you need to know about level gauges, including their types, applications, and maintenance. This comprehensive guide will help you make informed decisions when it comes to selecting, installing, and maintaining level gauges for your industrial or commercial needs.

Level gauges are vital instruments used to measure and monitor the levels of liquids, gases, and granular materials in tanks, vessels, and pipelines. They play a critical role in various industries, including petrochemicals, pharmaceuticals, food and beverage, water treatment, and more. A level gauge helps operators ensure that the amount of liquid or material in a tank is within safe operating limits and prevent overflows or underflows. In this comprehensive guide, we will cover everything you need to know about level gauges, including their types, applications, and maintenance.

What is a Level Gauge?

A level gauge is an instrument used to measure the level of a liquid or material in a tank, vessel, or pipeline. It consists of a transparent sight glass or tube that is mounted on the side of the tank, and it is calibrated with markings to indicate the level of the liquid or material. The level gauge can be either a direct or indirect reading, depending on the type of measurement used.

Types of Level Gauges

There are several types of level gauges available in the market. Each type has its unique features, advantages, and limitations. Here are some of the common types of level gauges:

Sight Glass Level Gauge

A sight glass level gauge is the simplest and most common type of level gauge. It consists of a transparent glass tube that is mounted vertically on the side of the tank. The level of the liquid or material in the tank is indicated by the height of the liquid in the sight glass tube.

Magnetic Level Gauge

A magnetic level gauge uses a float with a magnet inside to detect the level of the liquid. The float moves up and down the gauge tube as the liquid level changes. The magnet inside the float activates a series of magnetic switches that indicate the liquid level on a digital or analog display.

Ultrasonic Level Gauge

An ultrasonic level gauge uses ultrasonic waves to measure the level of the liquid or material in a tank. It sends high-frequency sound waves through the tank and measures the time taken for the waves to bounce back. The time taken is directly proportional to the distance between the sensor and the liquid surface.

Radar Level Gauge

A radar level gauge uses radio waves to measure the level of the liquid or material in a tank. It sends microwave pulses through the tank and measures the time taken for the waves to bounce back. The time taken is directly proportional to the distance between the sensor and the liquid surface.

Applications of Level Gauges

Level gauges have a wide range of applications in various industries. Here are some of the common applications of level gauges:

Chemical and Petrochemical Industry

Level gauges are extensively used in the chemical and petrochemical industry to measure and monitor the levels of hazardous and corrosive liquids, such as acids, alkalis, and solvents.

Food and Beverage Industry

Level gauges are used in the food and beverage industry to measure and monitor the levels of liquids, such as milk, juice, beer, and wine.

Pharmaceutical Industry

Level gauges are used in the pharmaceutical industry to measure and monitor the levels of liquids, such as drugs, vaccines, and chemicals.

Water Treatment Industry

Level gauges are used in the water treatment industry to measure and monitor the levels of water in storage tanks, reservoirs, and pipelines.

Maintenance of Level Gauges

Proper maintenance of level gauges is crucial to ensure accurate and reliable measurements. Regular inspections and cleaning can help prevent errors and prolong the life of the level gauge. Here are some tips for maintaining level gauges:

Regular Inspections

Perform regular inspections to check for any signs of wear or damage. Inspect the glass or tube for cracks, chips, or scratches. Check the seals and gaskets for leaks or cracks. Inspect the float or indicator for any signs of damage or corrosion.

Cleaning

Clean the level gauge regularly to remove any buildup or deposits that can affect the accuracy of the measurement. Use a soft cloth or sponge and a non-abrasive cleaner to clean the glass or tube. Avoid using harsh chemicals or abrasive cleaners that can damage the glass or tube.

Calibration

Calibrate the level gauge periodically to ensure accurate measurements. Follow the manufacturer's instructions for calibration. Calibration may involve adjusting the float or indicator, verifying the markings on the glass or tube, or adjusting the digital or analog display.

Replacement

Replace any damaged or worn parts immediately to prevent errors or accidents. Replace the glass or tube if it is cracked or chipped. Replace the seals and gaskets if they are leaking or cracked. Replace the float or indicator if it is damaged or corroded.

FAQs:
How do I select the right type of level gauge for my application?

The selection of the level gauge depends on several factors, including the type of material being measured, the pressure and temperature of the tank, the accuracy required, and the cost. Consult with a level gauge manufacturer or supplier to select the appropriate level gauge for your application.

Can level gauges be used for measuring granular materials?

Yes, level gauges can be used to measure granular materials, such as powders, grains, and pellets. The selection of the level gauge depends on the specific properties of the material, such as density, particle size, and flowability.

Can level gauges be used for hazardous materials?

Yes, level gauges can be used to measure hazardous materials, such as acids, alkalis, and solvents. However, it is important to select a level gauge that is compatible with the material and can withstand the corrosive or hazardous nature of the material.

Conclusion:

Level gauges are essential instruments used to measure and monitor the levels of liquids, gases, and granular materials in tanks, vessels, and pipelines. There are several types of level gauges available, each with its unique features and applications. Proper maintenance and calibration of level gauges are crucial to ensure accurate and reliable measurements. Consult with a level gauge manufacturer or supplier to select the appropriate level gauge for your application and follow the manufacturer's instructions for maintenance and calibration.

Filpro Magnetic Level Gauge

Superior Quality Materials designed compactly

The Filpro Magnetic Level Gauge is manufactured using high quality materials meeting all standard parameters. Depending on material of construction Level Gauges are resistant to chemicals, acids, alkalis, aggressive liquids, high temperature and high pressure. They are designed to indicate liquid level and can also provide continuous analogue output through Reed Level Transmitter. These Magnetic level gauges are designed as an alternative to glass level Gauges which are comparatively unreliable and inaccurate.

The Filpro Magnetic Level Gauge consists of three major components

  • The Float Chamber : The Float Chamber 2” NB is available in SS 304, SS 316, PP, Titanium
  • Float: Ø50 Float is available is SS 304, SS 316, PP, Titanium.
  • Gauge System: Filpro offers Magnetic Level gauges with Follower Capsule Gauge System or Bi-Colour Flapper System.

Early Delivery, Best quality and Cost Effective

Filpro offers side mounted level Gauge and Top mounted level Gauge with customer requested process connections. Filpro Level Gauge is available for High temperature, High Pressure, material of construction.

Technical Data

Float Ø46, Nylon Foam
Flange 52X70, MS Powder Coated
Pointer Red Nylon Plastic
Frame MS Powder Coated
Length 100mm to 250mm
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