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When should you use liquid-filled gauges?
Liquid-filled gauges are used to damp vibrations and pulsations and minimize their effect on the gauge dial pointer. They are used primarily in dynamic and rugged applications where sudden shocks or pressure spikes might occur. They help to ensure th...
What Is Diaphragm Seals and How it works?
Diaphragm seals, also known as chemical seals or remote seals, are used for pressure measurements when the process medium should not come into contact with the pressurised parts of the measuring instrument. A diaphragm seal has two primary tasks: ...
Thermowell Characteristics and Selection Criteria
Thermowells are used to guard temperature sensors such as thermocouples, thermistors and bimetal thermometers against damage from excessive pressure, material velocity and corrosion. They also increase the longevity of the sensor, allow sensor replac...
What role do valves play in plant safety?
The reliability of a valve is essential for the safety of the entire plant. Almost all pressure measuring instruments work in conjunction with a valve or a combination of valves. The choice of a high-quality valve is not only essential to ensure the ...
How Does an RTD Work?
"RTD" is an abbreviation for "Resistance Temperature Detector" An RTD is a type of temperature sensor which can be utilised in the manufacture of MIEPL' temperature probe range. They are available with different temperature /...
What is a pressure gauge?
A pressure gauge is a fluid intensity measurement device. Pressure gauges are required for the set-up and tuning of fluid power machines, and are indispensable in troubleshooting them. Without pressure gauges, fluid power systems would be both unpred...
solenoid valves...What are they?
Solenoid valves are electrically activated valves, typically used to control the flow or direction of air or liquid in fluid power systems. Used in both pneumatic and hydraulic fluid power functions, the spool or poppet design of most solenoid valves...
Pressure Transducer vs. Pressure Transmitter: Is There a Difference?
Almost everyone uses the terms “pressure transducer” and “pressure transmitter” interchangeably, but the two devices are technically not the same. A pressure transducer converts pressure to an electronic signal, while a pressure transmitter also ampl...
Basic Knowledge You Need to Know about Pressure Gauge
In industrial and commercial applications, pressure ranks only second to temperature as the most common process measurement. In fact, knowing the pressure often plays an important role in our daily life. Among the many kinds of pressure measurement d...
What you should consider about before purchase pressure switches?
Like many other process measuring instruments, there are many aspects you need to keep in mind before deciding to buy pressure switches however, below are the summary of general rules based on our decade’s experience, for you to follow up. Basic...
Things you need to know about Diaphragm pressure gauges
What is Diaphragm pressure gauges and when to use? Diaphragm pressure gauges, also called sealgauges, are suitable for low pressure and overpressure measuring conditions. Diaphragm pressure gauges are used to measure gases and liquids. They...
How do I select a proper seal for my application?
A few of the important parameters that one needs to consider while selecting a seal are system operating pressure, seal material compatibility with fluid and fluid operating temperature, resistance against extrusion, expected service life, ease of in...
How do you avoid seal failure?
“Seals are sometimes considered a commodity item by designers and engineers—a known quantity that doesn’t appear to require much thought,This can lead to a lack of care when it comes to training and/or tool selection, and that causes seals to become ...
How to Choose the Best Digital Pressure Gauges
In most of the differential pressure measurement applications, various pressure gauges or sensors are used. These instruments are used primarily to convert the pressure differential into an electrical signal. Vapors, gases, suspensions, the density o...
RTD vs Thermocouple – What’s the difference?
What is the difference between and a resistance temperature detector (RTD) and a thermocouple? Both RTDs and thermocouples are sensors used to measure heat in scales such as Fahrenheit and Kelvin. Such devices are used in a broad range of application...
Which Pressure Switch is suitable for you?
Pressure switches are one of the most commonly used fluid control components. We use them at home, in our refrigerators, dishwashers and washing machines. Whenever we handle a gas or liquid we almost always need to control the pressure. Our home...
What do you use for pressure transducer output?
Transducer Input / Output An electrical input, called the excitation voltage, is required to operate a pressure transducer. This DC excitation can vary from 5-10VDC for unamplified transducers with millivolt output, to 8-36VDC for amplified tran...
Difference between RTD & Thermocouple
RTDs stands for ‘Resistance Temperature Detectors’ and they are generally referred to as ‘Resistance Thermometers’. RTD can be defined as a temperature sensor that operates on the measurement principle where the materials’ electrical resistance chang...
WHAT IS THERMOWELL? EXPLAIN THERMOWELL
This article is about WHAT IS THERMOWELL? EXPLAIN THERMOWELL and focusing to the engineers, technicians and supervisors. You will find lot of documents related to this article. Just navigate our websitewww.miepl.com WHAT IS THERMOWELL? EXPLAIN T...
Types of RTDs, which one is the best one?
Resistance Temperature Detectors (RTDs) available today can generally be categorized into one of two basic types of RTDs, depending on how their temperature sensing element is constructed. One type of RTD contains thin-film elements and the other typ...
What Are The Most Common Applications for Thermocouples?
Thermocouples are the most widely used temperature sensors on the planet due to their combination of wide temperature capabilities, ruggedness, and low cost. Thermocouples are used in applications that range from home appliances to industrial process...
Common Techniques to Calibrate Thermocouples
Thermocouples are usually calibrated in one of three ways depending on the accuracy needed and the conditions where the calibration takes place. The most accurate calibration is done in a laboratory using thermodynamic fixed points. This can be ...
Thermocouple styles: probe, wire or surface?
Because a thermocouple can take many shapes and forms, it is important to understand how to correctly select the right sensor. The most commonly criteria used to make that choice are the temperature range, the chemical resistance, the abrasion and vi...
Temperature Effects on Pressure Gauges
Effects of Temperature Changes in ambient temperature affect the accuracy of gauges in several ways. Range shift is caused by the change in modulus of elasticity of the bourdon. This effect increases proportionately as the pressure increases. As a g...
Pressure Gauges : Common Causes for Failures and Their Effective Solutions
Pressure or vacuum gauges, if get damaged or don’t function properly can lead to leaks and emissions which may result in contamination of workplace or in some cases a fire explosion. Such unfortunate incidents not only cost lives of those working wit...
How does an RTD sensor work and what RTD types are there?
RTD stands for Resistance Temperature Detector, which refers to a type of temperature sensor. As the name suggests, it uses changes in resistance to detect temperature, but that in itself might not tell you how an RTD works. How does an RTD work...
Manometer calibration: when and how to do it?
A manometer is a tool to measure pressure in closed systems. Manometers measure different types of pressure, absolute, gauge, and differential. They generally come in two types, liquid and elastic. These types in turn divide into several models: ...
How does a thermocouple work and what are thermocouple types?
For many of us who work in automation, especially process automation, questions like what is a thermocouple, how does a thermocouple work, or what are the types of thermocouple can seem like very basic questions. Most of them will just say it’s a the...
How to calculate flow rate from pressure with a differential pressure transmitter?
Differential pressure transmitters (DP transmitters) are very versatile and can be used to measure more than pressure. In fact, over the years, they became go-to solutions for measuring level and flow. New, dedicated flow meters and level sensors are...
Why does water hammer affect pressure gauges and transmitters?
Water hammer is a high pressure surge or wave created by the kinetic energy of moving fluid when it is rapidly forced to stop or change direction, altering the liquid’s velocity. Rapid stopping or starting or changing of direction of an in compressib...
How Do Thermocouples Work? A Quick Tutorial
Thermocouples are electrical devices used to measure temperature. Their accuracy, rapid reaction time, and ability to withstand heavy vibrations, high pressure, and extreme temperatures make them ideal for a wide range of applications. But how does a...
How do diaphragm seals work?
Diaphragm seals, also known as chemical seals or remote seals, are used for pressure measurements when the process medium should not come into contact with the pressurised parts of the measuring instrument. A diaphragm seal has two primary tasks: ...
Pressure Switches vs Pressure Transmitters: What’s the Difference?
Many times the terms and definitions for pressure sensors such as switches, transducers and transmitters are used interchangeably with disregard to the actual meanings and differences. The exact definitions do differ from source to source spurring th...
Liquid-Filled vs. Dry Pressure Gauges: What's the difference?
There are two main types of pressure gauges. Today, we will go over why you might consider investing in a liquid filled gauge vs a dry one. Dry pressure gauges are the work horse of the industrial and commercial parts world. Look at most air compress...
How does a monoflange work?
Monoflanges combine the function of up to three valves in a particularly compact body, thanks to a precise network of internal passages and valve chambers. But what really happens inside a monoflange valve, once installed? In a chemical process ...
What role do valves play in plant safety?
The reliability of a valve is essential for the safety of the entire plant. Almost all pressure measuring instruments work in conjunction with a valve or a combination of valves. The choice of a high-quality valve is not only essential to ensure the ...
How do you avoid seal failure?
“Seals are sometimes considered a commodity item by designers and engineers—a known quantity that doesn’t appear to require much thought,This can lead to a lack of care when it comes to training and/or tool selection, and that causes seals to become ...
How to Choose the Best Digital Pressure Gauges
The technology used in pressure gauges has been around for more than a century, and the pressure gauge is still one of the most common methods of measuring pressure today. The majority of pressure gauges still incorporate the Bourdon tube, socket and...
Mechanical vs digital or wireless pressure gauge
Mechanical pressure gauges are simple, cheap devices with local displays that show the pressure at a certain point in your process. This is one of the oldest forms of pressure measurement and it is still very common. Digital pressure gauges seek to b...
What new digital measurement tools can offer processing plants
As an aging workforce retires, new digital measurement tools offer plants a significant set of improvements. Remember Scotty from Star Trek? He could always tell when the Enterprise’s engines were off by so much as a fraction of a hair, even whe...
4 potential solenoid valve failure modes and how to avoid them
Solenoid valves control critical systems like hydraulic or pneumatic actuators, emergency shutdown valves and high-integrity protection systems (HIPPS), but there is one thing they can’t control — the weather. While heat and humidity only make people...
7 Factors To Consider When Selecting Diaphragms
New class of integral piston diaphragms satisfies the demands that are critical in AODD pump operation As the parts that are constantly in motion during … As the parts that are constantly in motion during the operation of an air-operated double-...
How does a thermocouple work and what are thermocouple types?
For many of us who work in automation, especially process automation, questions like what is a thermocouple, how does a thermocouple work, or what are the types of thermocouple can seem like very basic questions. Most of them will just say it’s a the...
The Most Important Things About Electric Contact Pressure Gauge
The SE model contact pressures with electric alarm contacts are suitable for controlling or regulating process sequences. The contact opens and closes electric circuits when it comes to the location of the pointer at the strain gauge. Our touch strai...
When to use a Diaphragm Seal ?
Process measurement sensors are not indestructible. Not even the most rugged device is fully immune to the chemical nature of process media or the kinetic impact associated with fluid composition and movement. Balancing degrees of protection, us...
Why glycerin is used in pressure gauge?
Glycerin is the most commonly used liquid in liquid-filled gauges. Glycerin-filled gauges are a good value and provide good vibration dampening for applications at room temperature. These gauges work well in temperatures between -4 ° F and + 140 ° F ...
Advantages & Disadvantages of thermocouple
Advantages of Thermocouple: They are capable of being used to directly measure temperatures up to 2600ºC; and The junction of the thermocouple can be grounded and brought into direct contact with the measured material. Disadvantages of t...
What is an RTD ? How RTD works ? Advantages and Disadvantages of RTD?
RTD Resistance Temperature detectors (RTDs) are sensors used to measure temperature. Generally greater stability,accuracy and repeatability when compared to thermocouples. Slowly becoming the proffered temperature measurement device in many indust...
WHAT ARE LIQUID FILLED TEMPERATURE GAUGES?
The liquid filled temperature gauges are most often used temperature gauges in industries. In this type liquid is filled in the metal tube. most generally used liquids are mercury and alcohol. OPERATION PRINCIPLE OF LIQUID FILLED TEMPERATURE GAU...
WHAT YOU SHOULD CONSIDER ABOUT BEFORE PURCHASE PRESSURE SWITCHES?
Like many other process measuring instruments, there are many aspects you need to keep in mind before deciding to buy pressure switches however, below are the summary of general rules based on our decade’s experience, for you to follow up. Basic...
WHICH PRESSURE SWITCH IS SUITABLE FOR YOU?
Pressure switches are one of the most commonly used fluid control components. We use them at home, in our refrigerators, dishwashers and washing machines. Whenever we handle a gas or liquid we almost always need to control the pressure. Our home...
Difference between wire wound & film RTD’s
Introduction An RTD is a device which contains an electrical resistance source (referred to as a “sensing element” or “bulb”) which changes resistance value depending on it’s temperature. This change of resistance with temperature can be measured an...
COMMON TECHNIQUES TO CALIBRATE THERMOCOUPLES
Thermocouples are usually calibrated in one of three ways depending on the accuracy needed and the conditions where the calibration takes place. The most accurate calibration is done in a laboratory using thermodynamic fixed points. This can be ...
When to use a Diaphragm Seal?
Process measurement sensors are not indestructible. Not even the most rugged device is fully immune to the chemical nature of process media or the kinetic impact associated with fluid composition and movement. Balancing degrees of protection, us...
What is Hammer Effect in Gauges ?
Today we will be looking at the kind of hammer effect that impacts industrial fluid applications. The hammer effect (or water hammer) can harm valves, pipes, and gauges in any water, oil, or gas application. It occurs when the liquid pressure is...
7 Factors To Consider When Selecting Diaphragms
New class of integral piston diaphragms satisfies the demands that are critical in AODD pump operation As the parts that are constantly in motion during … As the parts that are constantly in motion during the operation of an air-operated double-...
How to Choose the Best Digital Pressure Gauges
The technology used in pressure gauges has been around for more than a century, and the pressure gauge is still one of the most common methods of measuring pressure today. The majority of pressure gauges still incorporate the Bourdon tube, socket and...
How do I select a proper seal for my application?
A few of the important parameters that one needs to consider while selecting a seal are system operating pressure, seal material compatibility with fluid and fluid operating temperature, resistance against extrusion, expected service life, ease of in...
How does a monoflange work?
Monoflanges combine the function of up to three valves in a particularly compact body, thanks to a precise network of internal passages and valve chambers. But what really happens inside a monoflange valve, once installed? In a chemical process ...
Basic Knowledge You Need to Know about Pressure Gauge
In industrial and commercial applications, pressure ranks only second to temperature as the most common process measurement. In fact, knowing the pressure often plays an important role in our daily life. Among the many kinds of pressure measurement d...
What do you use for pressure transducer output?
Transducer Input / Output An electrical input, called the excitation voltage, is required to operate a pressure transducer. This DC excitation can vary from 5-10VDC for unamplified transducers with millivolt output, to 8-36VDC for amplified transduc...
Why does water hammer affect pressure gauges and transmitters?
Water hammer is a high pressure surge or wave created by the kinetic energy of moving fluid when it is rapidly forced to stop or change direction, altering the liquid’s velocity. Rapid stopping or starting or changing of direction of an in compressib...
What role do valves play in plant safety?
The reliability of a valve is essential for the safety of the entire plant. Almost all pressure measuring instruments work in conjunction with a valve or a combination of valves. The choice of a high-quality valve is not only essential to ensure the ...
Common Types of Diaphragm Seals
Diaphragm seals are commonly categorized according to their process connection. The type of connection used must be determined based on the intended application. Please take the time to learn more about a few common types of seals. Threaded Thr...
How to Select Fill Fluids For Diaphragm Seals
Making the right diaphragm seal fill fluid selection is important. You understand your process and parameters well, but having a partner to assist you is always helpful. ESP will supply detailed data to help inform your decision regarding the type of...
Winery Industry: Pressure Gauges and Diaphragm Seals
Truly exceptional wine cannot be rushed. Making it, however, involves more than just time. At all stages of production, careful monitoring and testing are essential. Fortunately, MIEPL has the reliable instruments you need to make sure your wine is o...
Why Choose MIEPL for Your Diaphragm Seals?
MIEPL is the perfect choice when you need to purchase diaphragm seals. We understand that availability is a major consideration when purchasing seals, and are proud to say that we ship dry Bourdon diaphragm seals within 2 days, for your convenience. ...
Industry Overview: Oil and Gas
The oil and gas industry creates a variety of challenges. Whether your need is for upstream oil and gas, transportation, or downstream, MIEPL offers products that fit your process and safety needs. Things to consider when selecting products for the o...
What are Capillaries?
There are many reasons to think about using capillaries with diaphragm seals. Before considering them, it’s important to understand the role that a capillary plays. Capillaries are used for mounting pressure gauges, transmitters, and switches away fr...
Static pressure vs total pressure vs dynamic pressure
Pressure transmitters usually measure two pressure values: static pressure and dynamic pressure. However, there are actually three. This article delves into the three types of pressure in detail. Types of pressure Static pressure Static pr...
Why glycerin is used in pressure gauge?
Glycerin is the most commonly used liquid in liquid-filled gauges. Glycerin-filled gauges are a good value and provide good vibration dampening for applications at room temperature. These gauges work well in temperatures between -4 ° F and + 140 ° F ...
When to Select a Liquid VS Dry Pressure Gauge
When it comes to choosing a pressure gauge, the decision might seem simple. Liquid filled or dry. But before jumping to a decision, there are some factors to determine which gauge is the right fit for you and your application. Being informed abo...
Did you Vent your Pressure Gauge?
Better yet, do you need to? If you have a dry gauge, don't panic! Venting is strictly for liquid filled gauges. As discussed in When to Select a Liquid VS Dry Pressure Gauge, there are many advantages to a liquid gauge when used correctly in specific...
Pressure Gauges : Common Causes for Failures and Their Effective Solutions
Pressure or vacuum gauges, if get damaged or don’t function properly can lead to leaks and emissions which may result in contamination of workplace or in some cases a fire explosion. Such unfortunate incidents not only cost lives of those working wit...
Pressure Gauge Selection at Miepl
Mechanical pressure gauges, which require no external power, provide an affordable and reliable source of accurate pressure measurement. The need to select the right pressure gauge requires that the device be accurately specified otherwise numerous p...
Pressure Gauge Accessories at MIEPL
The following are the Pressure Gauge Accessories: Snubber Pigtail Syphon U Syphon Gauge saver Gauge Adaptor Gauge Union Pressure Gauge Accessories Snubber The Snubber (Pulsation Dampener) protects the pressure ins...
How To Select a Suitable Thermowell
In many pressurised processes it is often not possible or advisable to insert the temperature instrument directly into the media being measured. A thermowell protects the temperature instrument, permits the instrument to be exchanged or calibrated, a...
Some of the Most Common Applications for Thermocouples?
Thermocouples are the most widely used temperature sensors on the planet due to their combination of wide temperature capabilities, ruggedness, and low cost. Thermocouples are used in applications that range from home appliances to industrial process...
WATER HAMMER: DANGERS AND TIPS TO PREVENT IT FROM HAPPENING
Recently, one personal care plant reached out to MIEPL for help after a recorded safety incident caused by water hammer. After a swing check valve was forced shut rapidly by product moving through the pipeline, the piping was jarred from its supports...
Pressure Gauges: Made to Measure
Pressure and flow readings provide a means of assessing the performance of hydraulic and pneumatic systems and aid troubleshooting when malfunctions occur. The majority of gauges for measuring pressure have one characteristic in common: the pres...
Which Pressure Switch is suitable for you?
Pressure switches are one of the most commonly used fluid control components. We use them at home, in our refrigerators, dishwashers and washing machines. Whenever we handle a gas or liquid we almost always need to control the pressure. Our home...