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Fieldbus Part 2
cabinets in safe-area spaces, and only allow I/O subsystems in process spaces. IS remote I/O was installed in the process space to interface to low-power solenoid operators for valve actuators, valve-position limit switches, rupture-disk indicators and transfer-panel proximity switches. The remote
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Tales from the Front: Applying Fieldbus at Genzyme, Part 1
, which are used primarily for sanitary diaphragm valves and quarter-turn ball valves. AS-i was also used for discrete input devices, such as valve limit switches and proximity switches found on process transfer panels. AS-i may have simplified installation, but at the time, it had limits: three years ago
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Virtual Sensors for Advanced Pharmaceutical Process Control
limit switches (PLS) let them connect with enterprise systems. To risk-averse pharmaceutical companies, virtual sensors might appear to be a radical technology, but they have already proven their worth in other industries. The following examples from the mining, automotive and cement making industries
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Pilot Plant Partnerships
to client size. "Large firms with in-house development teams generally limit contractor relationships to manufacturing and occasional feedback on how the process should evolve," notes Vical's Samant, "but typically it's 'my way or the highway'." By contrast, smaller sponsors thrive on 50-50
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EETimes.com | Electronics Industry News for EEs & Engineering Managers
tools and build a successful company. Law would limit antitrust liability of standards groups Key members of the U.S. House of Representatives proposed legislation Friday(May 24) that would amend the antitrust provisions of the National Cooperative Research Act (NCRA) to limit the liability of standards
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Throwing it All Away
. Operational Excellence & Lean Six Sigma. Packaging. Process Operations. Quality Assurance Control. Unit Operations. Career Center. Solution Providers. Hamilton Company. Rapid Micro Biosystems. Thermo Scientific. OpEd. From the Editor. PharmaView. Digital Insights. Therapeutic Dose. Community. Login
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EETimes.com | Electronics Industry News for EEs & Engineering Managers
in the EDA industry. Size matters to Samsung, Philips in PDP race Samsung Electronics and LG Philips are both straining to break the size limit of PDP displays. MIT Media Lab launching consumer electronics push MIT Media Lab has launched a new research initiative focused on consumer electronics. Powell
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Application Circuits of the TC620/TC621Solid-State Temperature Sensors
VCC. 1.2V. t°. TC620/TC621. REF+. Thermistor 1. -. (TC621 Only). AMP. +. +. 7. +. COMP. Low Limit. AMP. -. 2. Low Set. -. +. +. 6. COMP. High Limit. AMP. -. 3. High Set. -. S R. "C" (Standard) Denotes Cooling Option. Q. 5. (True High Control Output). ... Regulate. Q. Latch. 4. "H" (Option) Denotes