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Listed on Feb 13,2020

What is a PID Controller?

By Admin

A PID controller is an instrument used in industrial control applications to regulate temperature, flow, pressure, speed and other process variables. PID (proportional integral derivative) controllers use a control loop feedback mechanism to control process variables and are the most accurate and stable controller. PID control is a well-establ...

Listed on Feb 13,2020

What is a Coriolis Flow Meter and how does it work

By Admin

A Coriolis flow meter is a type of mass flow meter. It is designed differently and works differently than thermal or differential mass flow meters. The first industrial Coriolis patents date back to the 1950s with the first Coriolis mass flow meters built in the 1970s. How Does a Coriolis Flow Meter Work? A Coriolis mass flow meter measures m...

Listed on Jan 31,2020

Why is Industrial Automation Important?

By Admin

Over the past years, there has been a positive growth in the global industrial automation industry. According to a report, industrial automation market is expected to reach USD 153.83 Billion by 2022, growing at a CAGR of 5.10% between 2017 and 2022. Moreover, usage of automation techniques is on the rise and is expected to continue rising for the ...

Listed on Jan 31,2020

All You Need to Know About Ball Valves

By Admin

What are Ball Valves? Ball valves are quarter-turn valves that use a hollow, perforated, and pivoting ball to control the flow of materials from one opening to the next. The valve can be open, closed, or partially open to allow gasses, liquids, and slurry materials pass through it. Ball valves are used in applications where tight shut-off is requi...

Listed on Jan 23,2020

Ball Valve vs. Gate Valve: Which One is Better For Your Application?

By Admin

Valves are an important component of any kind of piping system. They help start, stop, and regulate the flow of materials and prevent leaks and unwanted flow. Valves are vital to the operations of many machinery and equipment across various industries and applications. It is hard to imagine a set-up where valves are not involved. However, not all v...

Listed on Jan 23,2020

Types of Sensors Used in Industrial Automation

By Admin

A Sensor is a device that identifies the progressions in electrical or physical or other quantities and in a way to deliver a yield as an affirmation of progress in the quantity. In simple terms, Industrial Automation Sensors are input devices which provide an output (signal) with respect to a specific physical quantity (input). Sensors used i...

Listed on Jan 14,2020

Guidelines For Selecting Right Valve For Your Industrial Application

By Admin

Industrial valve selection criteria Basic knowledge on the industrial performance requirements, is an important factor which is going to make your valve selection procedure easier. It is advisable to keep the following five points in mind, before starting the valve selection procedure, to ensure that you exactly know what you are looking for: ...

Listed on Jan 14,2020

A Guide For Selecting Industrial Transmitters For Manufacturing Industry

By Admin

In terms of pressure and temperature, the industrial transmitters are types of electronic devices, that are designed to provide accurate measurements. The usage of transmitters allows for the monitoring and control of applications, thus ensuring stability, reliability, and safety of processes. Moreover, the industrial transmitters are designed with...

Listed on Jan 03,2020

Control electronics for proportional valves at Instronline

By Admin

For simple and inexpensive control of a proportional valve, Wandfluh, based in Frutigen, Switzerland, has developed the PD3 digital amplifier electronics unit. The device can mount directly on a solenoid coil or connect to a standard solenoid coil with a cable. The product has a standardized IO-Link interface. It permits digital communication,...

Listed on Jan 03,2020

WHAT IS A PRESSURE SENSOR?

By Admin

If you are reading this article, then you are probably wondering what exactly is a pressure sensor. Today, we will hopefully cover all of the questions you may have about pressure sensors. What is Pressure? To understand pressure sensors, first, you need to understand the pressure. Pressure is an expression of force exerted on a surf...

Listed on Dec 26,2019

5 REASONS TO INSTALL A VALVE ACTUATOR

By Admin

When I walked out into our Service Center last week, I was surprised to see 5 extremely large gate valves sitting on the floor. According to our valve technician, he was going to be adding actuators to control the isolation valves. Though opening and closing the valves could be achieved by using the hand wheels that came with the valve, it would be...

Listed on Dec 26,2019

BASICS OF VALVE POSITIONERS

By Admin

There are a lot of different types of valve positioners out there. How do you know if you need a pneumatic, electric or electro-pneumatic positioner? In this post, we'll cover the basics of valve positioners in general, as well as an overview of the different valve positioner types. A valve positioner is a device that adjusts the valve actuato...

Listed on Dec 19,2019

Pneumatic Actuator (Air Cylinder) Basics

By Admin

There are thousands of industrial applications that require a linear motion during their operation sequence. One of the simplest and most cost effective ways to accomplish this is with a pneumatic actuator. Pneumatic actuators are also very clean operating because the operating fluid is a gas, which prevents leakage from dripping and contaminating ...

Listed on Dec 19,2019

Pressure Switch Basics and Selection Tips

By Admin

Pressure switches are commonly used in a wide variety of industrial and commercial applications. To meet the varying demands of these applications, numerous pressure switch designs are available. The key to selecting the best pressure switch for your application is understanding the differences in pressure switch designs. Sensing Technologies ...

Listed on Dec 13,2019

Selecting Motors for Industrial Applications

By Admin

Mechanical and environmental considerations are on the list, as is the application and operation. All of these factors are important, but the application is where the selection process should start. Selecting Motors The application defines the motor load, speed, acceleration, deceleration and duty cycle of the motor. This all feeds into the h...

Listed on Dec 13,2019

Difference between contactors and relays

By Admin

Contactors and relays are two closely related terms leading to confusions and misinterpretations most of the times. Both of them are electrically operated switches used for control and switching of loads. The basic principle of operation of the contactor and the relay are the same. The difference between them is in term of their application and whe...

Listed on Nov 20,2019

Tips for Specifying Variable Frequency Drives(VFD'S)

By Admin

For well over 30 years, variable frequency drives (VFD) have been controlling the speed of three-phase alternating-current (AC) induction motors. In addition to saving energy, there are many things to consider for maximum efficiency, control, operation and motor life when using VFDs. A VFD’s speed control is necessary for applications where va...

Listed on Nov 20,2019

What is a Pneumatic System?

By Admin

In machine automation a pneumatic system provides a simple and cost-effective means to move, clamp, rotate, grind and screw. A pneumatic system is a collection of interconnected components using compressed air to do work for automated equipment. Examples can be found in industrial manufacturing, a home garage or a dentist office. This work is ...

Listed on Nov 14,2019

WHY CHECK VALVES SLAM AND WHAT TO DO ABOUT IT

By Admin

Check valves are simple valves. They use forward flow to open the valve, then automatically close when flow stops, preventing reverse flow from making its way back through the valve. They don’t require power to function, and they don’t require a whole lot of attention or maintenance. They do get a lot of attention, however, when they slam. Wha...

Listed on Nov 14,2019

Working Mechanism of pneumatic cylinder

By Admin

A pneumatic cylinder can be found in many different types, like single-acting cylinder, double acting cylinder, rotary air cylinder, rod-less air cylinder and telescoping cylinder. These cylinders are preferred for many reasons that include noise-free operation and elimination of the need to store liquids, as in the case of hydraulic cylinders. An ...

Listed on Nov 07,2019

How do you select a gerotor motor?

By Admin

When selecting a gerotor motor, there are many items to consider, including performance, quality, reliability and cost. Choosing the wrong one could lead you down a path of frustration. Before selecting your motor, let’s discuss the basics of gerotor motors. The gerotor motor, or generated rotor motor, has been around for decades. In fact, the...

Listed on Nov 07,2019

WHICH PUMP MOTOR ENCLOSURE DO I NEED?

By Admin

One of the most common questions we get at Crane Engineering is about motor enclosures. Maintenance personnel and engineers alike are uncertain which type is right for their application. They know it's critical to choose the right one, and for good reason. The wrong choice leaves pump motors vulnerable to adverse conditions and potential failure. ...

Listed on Oct 24,2019

5 THINGS YOU MUST KNOW FOR SIZING A PRESSURE REGULATOR, CORRECTLY!

By Admin

A pressure reducing regulator is commonly used to manually control pressure of a liquid, gas or steam. Choosing the right regulator for your application can be challenging. There are 5 variables required to size any pressure regulator and properly calculate Cv: upstream pressure, downstream pressure, flow range, temperature and fluid type. We defin...

Listed on Oct 24,2019

ASEPTIC VALVE OR HYGIENIC VALVE, WHAT’S THE DIFFERENCE?

By Admin

From time to time I get the opportunity to sit in on product training's offered here at Crane Engineering. A couple weeks ago, I attended a session on sanitary valves, presented by Chris Johnson, one of our account managers. He demonstrated the function and features of each sanitary valve and discussed which were hygienic and which were aseptic. Af...

Listed on Oct 18,2019

VALVE SIZING: WHAT ARE SAFETY FACTORS?

By Admin

When sizing a valve for an application, you may have heard engineers talk about safety factors. What is a safety factor, and why is it necessary to have it factored into the valve's size? A safety factor is essentially a measure of protection against a change in process conditions. It ensures that the valve will still operate as required, even...

Listed on Oct 18,2019

WHEN CAN BUTTERFLY VALVES BE USED AS CONTROL VALVES?

By Admin

I’ve seen rumblings across a few valve forums about the ability of a butterfly valve to be used as a control valve. Some people say it’s fine to use, others say it’s just a way of cheaping out on the process, that there’s no way a butterfly valve can deliver the control one would need. Who’s right? To get the answer, I called up one of our Sen...

Listed on Oct 11,2019

What are the Pros and Cons of Mass Air Flow Sensors?

By Admin

This can be observed in multiple automotive applications, where calculating the best air/fuel ratio needs the mass of the gas irrespective of its environment, not only its volume.1 Although, there are also different approaches for alternative devices, for example manifold pressure sensors or speed density measurements for engines. For applicat...

Listed on Oct 11,2019

What are solenoid valves?

By Admin

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 makes them perfect for various functions and applications. The spool or poppet of the valve co...

Listed on Oct 04,2019

The evolution of dual cylinder actuation

By Admin

Traditional clamp and press mode actuation applications have a rapid stroke at a low force while requiring a steep ramp-up to a high force for a short period. These demanding parameters typically result in the expensive oversizing of the hydraulic infrastructure to meet speed and force requirements. Within this large machine footprint, positio...

Listed on Oct 04,2019

When should you use stainless steel cylinders?

By Admin

Stainless steel air and hydraulic cylinders are used in applications where corrosion resistance is the utmost priority. Standard cylinders are made from combinations of alloy steel, such as 1018, 1045 and 4140, which are all susceptible to oxidation and rust in humid or wet applications. Even when epoxy painted, carbon steel cylinders exposed to su...

Listed on Sep 26,2019

Where is bar stock used?

By Admin

The term bar stock is often used in fluid power settings, but it can refer to either one of two quite different things. It can mean piston rod bar stock, the metal rods used in cylinders, or the metal used for manifolds, subplate mounts, and plumbing. This section will examine all of these uses. Piston rod bar stock Hydraulic cylinders are th...

Listed on Sep 26,2019

What is a flow meter calibration system?

By Admin

A flow meter quantifies the speed at which gas or fluid moves across it. Professionals who specialize in testing and measuring often rely on flow meters wherever the measurement of accurate flow is imperative. There is a wide range of applications (not limited to) such as utilities, energy, HVAC, agriculture, aerospace, the pharmaceutical industry ...

Listed on Sep 19,2019

The Most Important Things About Electric Contact Pressure Gauge

By Admin

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 strain gauges with bourdon tube system are used at technique pressures of about 1kg/cm2 and upwards. The ...

Listed on Sep 19,2019

See Believe Power Genex Positioner, Electropneumatic Positioner

By Admin

Electromechanical positioners are customary pneumatic positioners that have an extra coordinated electro-pneumatic transducer. The transducer gets the DC simple info signal from the control framework and believers it to a corresponding pneumatic sign which is then sent to the routine positioner Almost every See Believe pneumatic positioner has the ...

Listed on Sep 12,2019

What are the Types of Sensors Used in Industrial Automation?

By Admin

As industry, and society in general, moves towards the next industrial revolution - Industry 4.0 - we are moving towards an age of industrial automation. This automation will manifest itself in many different processes within industry, to not only monitor processes better and improve efficiencies, but also to predict when an issue may occur. I...

Listed on Sep 12,2019

What are Encoder Sensors?

By Admin

Encoder sensors are a type of mechanical motion sensor that create a digital signal from a motion. It is an electro-mechanical device that provides users (commonly those in a motion control capacity) with information on position, velocity and direction. There are two main types of encoder: linear and rotary. Here, we look at encoder sensors in more...

Listed on Sep 04,2019

What is Thermal Flow Meter ?

By Admin

Wind chill is a phenomenon common to anyone who has ever lived in a cold environment. When the ambient air temperature is substantially colder than the temperature of your body, heat will transfer from your body to the surrounding air. If there is no breeze to move air past your body, the air molecules immediately surrounding your body will begin t...

Listed on Sep 04,2019

What is an Orifice Flange ?

By Admin

An Orifice Flange is used in combination with orifice meters to measure the flow rate of oil, gas and other liquids conveyed by the pipeline. Orifice flanges are manufactured to ASME B16.36 in multiple sizes and, material grades. An orifice flange is used to measure the flow of the fluid conveyed by the pipeline via a flow nozzle positioned on...

Listed on Aug 22,2019

CAN A BALL VALVE BE USED AS A CONTROL VALVE?

By Admin

If you have basic valve knowledge, you are probably familiar with ball valves – one of the most common types of valves available today. A ball valve is typically a quarter-turn valve with a perforated ball in the middle to control flow. These valves are known for being durable with excellent shutoff, but don’t always offer very precise control. Let...

Listed on Aug 22,2019

What’s Wrong With Your Actuator? 5 Things to Check

By Admin

About a year ago, we published a blog post called 40 Reasons Your Actuator Isn’t Working. Since then, the article has generated thousands of views, and it continues to get hundreds more every month. While there may be 40 reasons valve actuators may stop working, there are really only a handful of components that can cause the problems. So, if ...

Listed on Aug 14,2019

IMI Norgren pressure switches and fittings

By Admin

At Instronline, we supply a vast range of pressure switches and fittings from pressure experts Norgren. In this blog, we look at their product line in more detail, as well as taking a closer look at how Norgren pressure switches work, what pressure switches to use and how they work in conjunction with air compressors. Norgren’s pressure switch...

Listed on Aug 14,2019

4 Benefits of Digital Valve Positioners

By Admin

What if I told you there was one simple plant upgrade you could make to be more competitive? This isn’t a hypothetical exercise. By upgrading your valve positioners from analog to digital, you will be able to maximize your plant productivity and increase your standing in today’s competitive market. Here are four advantages of digital valv...

Listed on Aug 05,2019

Tips for Upgrading to Digital Valve Positioners

By Admin

Are you ready to take your plant productivity to the next level by upgrading to digital positioners for your control valves? Your plant managers, your maintenance staff, and your bottom line will thank you. If you’re just starting out, the digital transformation process can be daunting. But moving from analog to digital positioners doesn’t hav...

Listed on Aug 05,2019

What is a Digital Positioner and Why Should You Use One?

By Admin

A valve positioner is a device mounted on the actuator that exerts or reduces air pressure as necessary to make sure the valve achieves the correct position. When there is no positioner, the control signal goes directly to the actuator. When a positioner is installed, it intercepts this signal and then outputs a different signal to the actuato...

Listed on Jul 30,2019

How accurate can a Coriolis Flow Meter be?

By Admin

Mass flow measurement is the basis of most recipe formulations, material balance determinations, and billing and custody transfer operations throughout industries that need to measure flow. With these being the most critical flow measurements in a processing plant, the reliability and accuracy of mass flow detection is very important. In the p...

Listed on Jul 30,2019

Tuning a PID Controller

By Admin

Heat treatment processes exemplify the need for PID control. To ensure consistent product quality the temperature inside an oven or furnace must be kept within narrow limits. Any disturbance, such as when a product is added or withdrawn or a ramp function is applied, must be handled appropriately. Although simple in concept, the mathematics underpi...

Listed on Jul 23,2019

How to Maintain and Determine Calibration Frequency of Equipment

By Admin

The quality of the products manufactured by any enterprise can directly be associated with the accuracy of the instruments producing them. If the instruments are not calibrated properly, or if they are damaged and need repair work, they will surely affect the end products. ISO calibration lists out the general requirements for the competence of tes...

Listed on Jul 23,2019

Temperature Effects on Pressure Gauges

By Admin

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 general rule, the loss of accuracy will be an additional 1% of full scale reading for every 50°F chan...

Listed on Jul 17,2019

How to choose pneumatics in food and beverage processing

By Admin

Recently, a food processing OEM was designing and installing a new line of extremely high-speed filling machines intended to deliver higher performance with a smaller shop floor footprint. Redesigning the pneumatic valve system in the OEM’s machinery using collective wiring and stainless-steel filter-regulators cut the size of the overall footprint...

Listed on Jul 17,2019

What is a pressure gauge?

By Admin

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 unpredictable and unreliable. Gauges help to ensure there are no leaks or pressure changes that could affe...

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