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Instruments & Controls

Instruments & Controls info:

An instrument is an engineering device used for identifying, measuring, recording, or controlling the value of a given quantity. There is a diverse variety of industrial instruments, many of them highly specialized and designed for specific applications. Speedometers, scales, and clocks are examples of fairly common instruments used to measure velocity, weight, and time, respectively. But engineers and manufacturers also rely on more specialized equipment, such as galvanometers for calculating electrical current or hydraulic regulators for controlling applied pressure. Such instruments are not only helpful, but often necessary for many industrial projects.


Controls are used to manage industrial machinery, tools, or processes to ensure that the elements within a given project function properly on their own or in coordination with one another. This type of management can involve analysis of a system's output, or reactive measures to adjust workflow. For example, a control valve can regulate the pressure, volume, or direction of flow in a transmission system, while a mainframe control panel provides users with an interface for directing computer operations.A membrane switch is an electrical switch for turning a circuit on and off. Both manual and automated controls, such as CNC, are used in industrial processes.

Guides

Types of Controls and Controllers - A ThomasNet Buying Guide
Controls and Controllers are mechanical, electro-mechanical, or electronic devices which use input signals to change conditions or values in processes or oversee access to buildings, gated areas, etc.
Types of Filters - A ThomasNet Buying Guide
Filters are systems or elements used to remove substances such as dust or dirt, or electronic signals, etc., as they pass through filtering media or devices. Filters are available for filtering air or gases, fluids, as well as electrical and optical phenomena.
Different Types of Air Filters
Ionic, HEPA, carbon, and UV light air filters are effective methods for filtering air in various applications.
Specifying Common Igniters
This guide to specific igniter types, their functions, applications and common igniter issues.

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White Papers

How to Cut Energy Costs Using a Datalogger: Multi-Value Devices Record, Analyze and Graph Data for Energy Savings
Highlighting how data loggers can help a facilities technician or engineer monitor energy usage as part of an energy audit and to plan for future savings, this paper states that a data logger can show you: where the energy went; which equipment, circuits, and buildings consumed the energy; and when all this usage occurred. Presenting an overview...
How to Select the Ideal Portable DAQ System: Measure Temperature, Current/Voltage and More
Examining the key factors to consider when deciding on a portable data acquisition system, this paper evaluates: accuracy and speed, signal conditioning and standalone operation, durability, communication, and the software used. Using Nyquist's Sampling Theorem to calculate data acquisition speed, it states that the user should also check whether...
The 5 Key Advantages of Digital Panel Instruments
Highlighting the 5 main advantages of digital data displays, this paper states that a digital device gives you a clear numeric readout of whatever is being measured compared to an analog device which is dependent on an operator's interpretation of where the needle is on the meter. Explaining how a digital device can offer a more accurate reading...
Harmonic Power Quality Analysis and Equipment Recommendation
Harmonic problems can play havoc on the electrical power network, and filtering can help to eliminate the problematic harmonics. This paper suggests that a harmonic site survey may be necessary to determine existing harmonics and other PQ issues, which can then help in recommending a possible solution. It also includes an example of a PQ site...

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