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Automation & Control

Calibrate this oxygen sensor with ease

The TR250Z oxygen sensor from this company is designed to lower maintenance costs by simplifying the calibration process. While most oxygen sensors are removed and manually calibrated, the TR250Z instrument can be calibrated in situ with the press of a…

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Infrared Temperature Measurement

Contact-based temperature sensors, such as thermocouples and resistance temperature detectors (RTDs), have demonstrated accurate and cost-effective operation throughout the chemical process industries (CPI). However, there are many applications and settings where they are simply not practical. In those cases, engineers…

Ask the Experts: Environmental effects on wireless

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…

Focus on Analyzers

Electro-Chemical Devices A conductivity sensor for high T, P applications The model CSX2 conductivity sensor (photo) is designed for temperatures up to 200ËšC at pressures of 250 psig. For temperatures below 100ËšC, the CSX2 is rated for pressures of up…

Focus on Level Measurement

  This level pressure transmitter is ideal for high-purity applications Endress+Hauser The Deltapilot FMB 70 hydrostatic, level pressure transmitter (photo) is particularly suitable for food, beverage, dairy and pharmaceutical applications. Its watertight pressure-measuring cell and 316L stainless-steel housing with polycarbonate…

Level Measurement: On the Level

As level is a critical parameter for those in the chemical process industries (CPI), level measurement instrumentation has been around for some time. But as processors scramble to become more efficient, reduce waste, control inventory and abide by environmental regulations,…

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Optimizing Reciprocating Compressors for CPI Plants

Reciprocating compressors — the most commonly used type of compressor throughout the chemical process industries (CPI) — are flexible and efficient, and they can generate high head (from several bar to several thousand bar) independent of gas density. Worldwide, the…

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Process Pump Control

When automating fluid handling processes, it is critical to ensure that you are using the best type of pump for the process, and to understand how to control the type of pump you are using. The two major classes of…

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Connecting Process Simulators to the Control Room

One of the best ways to realize value from your process data is to use those data — both real-time and historical — in a process simulator. The many applications for doing so are generally categorized into offline and online…

Ask the experts: Is wireless ready for control?

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…