Feb
10

The Changing Web

Blevins YouTube

It is quite easy to upload and store a power point presentation as a Slideshare file on the Slideshare web site. Once a presentation is uploaded in this manner then it may be viewed by anyone through the Slideshare web site. In addition, the Slideshare web site includes tools that that allow an audio recording …

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Feb
03

WirelessHART – Monitoring and Control of On-Off Valves

TopWorx_4310

A number of WirelessHART devices have been introduced over the last few years to monitor the status of on/off valves. For example, the TopWorx 4310 WirelessHART Valve Position Monitor can be used detect linear and rotary movement using non-contact technology with limit switch feedback. Such devices provide a low cost way to monitor the position …

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Jan
27

WirelessHART – Level Switch

2160 WirelessHART Transmitter

In many tank level control applications, a level switch is installed and used as an interlock to help prevent overfilling the tank. For example, in many existing installations you may find a vibrating fork liquid level switch wired as an input to the control system. However, today it is possible to reduce the cost of installing a …

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Jan
20

WirelessHART – Discrete Measurement

702 Transmitter

Many manufacturers initially introduced WirelessHART field devices that were designed to support continuous process measurements such pressure, flow, temperature, and level. Also, WirelessHART transmitters are now available for analytical measurements such as pH. Recently you may have noticed that some manufacturers have introduced WirelessHART field devices for discrete measurement. For example, Rosemount has released the …

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Jan
06

Finding a Patent

Patent Office

When exploring a new area of technology, it is often helpful to find out what patents have been granted or are pending. The patent office allows anyone to explore the patent office database free of charge. A quick search capability is provide that allows you to easily find out what patent have been granted to …

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Dec
30

Emerson Exchange 2013 – Workshop Videos

Emerson Exchange Video

Emerson Exchange was held this year at the Gaylord Texan Hotel and Convention Center, Grapevine, TX on Sept 30th – Oct 4th, 2013. Over 350 workshops were hosted over a three day period. In addition, on the last day of Emerson Exchange, a small number of Meet the Expert workshops were presented. This year the …

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Dec
16

Willy Wojsznis – ISA Fellow

Willy Wljsznis ISA Fellow

The International Society of Automation (ISA) Fellow grade is provided to qualified senior ISA members who have made exceptional engineering or scientific contributions to the field of automation that advance the state of the art. Nomination requires a minimum of five Fellow evaluators or a combination of nine Fellows and Senior Members. The candidates nominated …

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Dec
09

Using Wireless Measurements In Control Applications

Using Wireless Measurements in Control

Wireless transmitters may be preferred in applications where new measurements are required since the cost may be lower than that associated with installing wired transmitters. However, there is a significant differences in the frequency and manner in which a new measurement value is updated by a wired transmitter vs. a wireless transmitter. Such differences must …

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Dec
02

FDI for Device Integration

FDI Meets Plant Device Integration Needs

The scope of the ISA104 committee, Device Integration, was modified last year to include adoption and support of the Field Device Integration (FDI) standard (IEC 62769). To help promote the benefits of FDI technology in the process industry, four members of the ISA104 committee worked together this year to write and present a paper on …

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Nov
25

ISA104 Meeting at ISA Automation Week

Field Device Integration (FDI)

The ISA104 standard committee, Device Integration, met on Monday, November 4th, in conjunction with ISA Automation Week in Nashville, TN. The ISA104 committee consists of 30 people from the USA, Singapore, Japan, France, Germany, UK, China, Canada, and Columbia that have varied backgrounds in industry and universities. Committee members that could not travel to Nashville …

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