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Archives :: Only on Che.com :: Ask The Experts :: Process Automation & Wireless

Displaying 1 - 5 of 5 stories.
May 19, 2011
Question:  What standard, guideline or regulation should I use to create a cybersecurity program, or should I wait until a standard is finalized? Answer:  Waiting until a cybersecurity standard is explicitly selected, accepted and enforced is a mistake for two very good reasons.  First, a security program is much more social and cultural than technical. One thing we’ve learned from the...
http://www.che.com/only_on_che/ask_the_experts/process_automation_and_wireless/Ask-the-Experts-Cybersecurity-standards_8050.html
February 22, 2011
Question: How do rain, snow, ice and fog impact wireless performance? Answer: In the process of distributing wireless to a geographic area, it is often necessary to place transceivers outdoors. In doing so, a prudent designer understands that one cannot afford to overlook the effects of the environment on the life of the equipment and the performance of the wireless system. The major environmental effects...
http://www.che.com/only_on_che/ask_the_experts/process_automation_and_wireless/Ask-the-Experts-Environmental-effects-on-wireless_6409.html
October 25, 2010
Question:  Is  wireless ready for control?    Answer: The IEC 62591 (WirelessHART) standard was designed for both control and monitoring from the very beginning.  However, users wanted four key pillars in place before putting theory into action. Proof of comprehensive wireless system security, redundant systems, faster device scan rates and proven field experience were required...
http://www.che.com/only_on_che/ask_the_experts/process_automation_and_wireless/Ask-the-experts-Is-wireless-ready-for-control_6092.html
May 24, 2010
Question: What is the RF spectrum and what considerations regarding it do we need to take as we expand our implementation of wireless networks? Answer: There is an extremely important asset that you own and control. However, if you don’t manage this asset effectively, it could turn into your greatest liability. This asset is your airwaves — the radio-frequency spectrum that is available in...
http://www.che.com/only_on_che/ask_the_experts/process_automation_and_wireless/Ask-the-Experts-Radio-Frequency-Spectrum_5688.html
February 17, 2010
Question: What are the top considerations I need to take into account when planning for control over wireless? Answer: The prospect for control over wireless is one of the manufacturing industry’s hottest topics, but it’s important to realize that it’s not an appropriate solution for every application. Plants should consider three key factors when evaluating whether control over wireless...
http://www.che.com/only_on_che/ask_the_experts/process_automation_and_wireless/Ask-the-Experts-Wireless-Control_5474.html

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