Technical Articles

Supplier:

Control Instruments Corp.


Control Instruments Corp. has published these technical articles:

(Gas Sensing)
From this Article:
According to the National Coil Coating Association "it is a continuous, automated process for coating metal before fabrication into end products. The steel or aluminum substrate is delivered in coil... (View Full Article)
(Gas Sensing)
From this Article:
We will focus only on those flammable hazards involving flammable gases and vapors.The difference between a gas and a vapor is that vapors arise from liquids, whereas gases are normally in a gaseous... (View Full Article)
(Gas Sensing)
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A basic principle of safety can be illustrated by the accident triangle. This principle states that for each accidental death that occurs, there are X instances of human injury,Y instances of property... (View Full Article)
(Gas Sensing)
From this Article:
Indoor and outdoor gas hazards that exist in open areas are usually monitored using diffusion-type sensors. A diffusion sensor has no active sample-drawing system; diffusion sensors rely on the... (View Full Article)
(Gas Sensing)
From this Article:
Gas & Vapor Atmospheric Groups Flammable gases and vapors are separated into four different atmospheric groups: Group A - Atmospheres containing acetylene. Group B - Atmospheres containing hydrogen,... (View Full Article)
(Gas Sensing)
From this Article:
Most flammable vapor analyzers share a common trait-they respond differently to different vapors. For example, you would expect an analyzer calibrated for Toluene to accurately measure any Toluene... (View Full Article)
(Process Controllers)
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Though the applications for pre-painted metal are continually expanding, there remains an excess capacity in marketplace. This means that margins are compressed and coaters must drive to improve their... (View Full Article)
(Process Controllers)
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When designing the software for our newest accessory, the multi channel operator interface, John, the Manager of our Engineering Department took a few best practices into consideration: If too much... (View Full Article)
(Gas Sensing)
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This article discusses the various technologies available for measuring the heating value in flare stacks.... (View Full Article)
(Gas Sensing)
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This customer automated damper controls on their ovens and maximized energy savings!... (View Full Article)
(Gas Sensing)
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This white paper describes the measurement challenges involved in monitoring the energy of gaseous fuels.... (View Full Article)
(Gas Sensing)
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This case study discusses why one company chose the PrevEx Flammability analyzers to monitor their oxidizers.... (View Full Article)
(Gas Sensing)
From this Article:
This case history describes how a customer used the SNR650 Flame Ionization Detector to monitor the switching of its carbon beds in a solvent recovery system for optimum performance.... (View Full Article)
(Gas Sensing)
From this Article:
This case history describes how the CalorVal BTU analyzer is used to provide a real-time measurement of the Toal Calorific Value of a clean producer gas fromed from the gasification of waste wood... (View Full Article)
(Gas Sensing)
From this Article:
This case history describes how one customer used PrevEx flammabiltiy analyzers to reduce ventilation air & fuel costs without affecting production rates or violating safety directives.... (View Full Article)
(Gas Sensing)
From this Article:
This case history describes how one customer used PrevEx flammabiltiy analyzers to monitor its thin-film deposition onto solar cells.... (View Full Article)
(Gas Sensing)
From this Article:
This case history decribes how one Company uses the CalorVal BTU Calorific Analyzer to determine the BTU content of the fuel energy it produces from petroleum based waste products.... (View Full Article)
(Gas Sensing)
From this Article:
This case history decribes how one Company uses PrevEx Flammability Analyzers to monitor their batch ovens, providing safety and improving production as well.... (View Full Article)
(Gas Sensing)
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This case history describes how one Company uses the AcuPro Infrared Process Analyzer to monitor its process for solvent leakage to save product, reduce operating costs and optimize its process.... (View Full Article)
(Gas Sensing)
From this Article:
This case history describes how one Company uses the CalorVal BTU Analyzer to measure the total calorific value of its syngas in order to optimize engine performance.... (View Full Article)
(Process Controllers)
From this Article:
This case history describes how one customer used the CalorVal BTU analyzer to measure the heating value of its waste stream going into a flare stack to determine whether the waste stream could be... (View Full Article)
(Process Controllers)
From this Article:
This case history describes how one company used AcuPro Infrared Process Analyzers to provide safety and ventilation control to save energy costs.... (View Full Article)
(Process Controllers)
From this Article:
This case history describes how one company used the CalorVal BTU Analyzer with an oxygen sensor and flow meter to complete their control loop system for optimizing fuel/air mixtures.... (View Full Article)
(Process Controllers)
From this Article:
This case history describes how one customer used PrevEx flammability analyzers to effectively automate damper controls and reduce the costs of owning and operating their multi-zone ovens.... (View Full Article)
(Gas Sensing)
From this Article:
This case history describes how one company used a SmartMaxII catalytic diffusion system to effectively and economically monitor for hydrogen gas in the 0-100% LFL range.... (View Full Article)
(Gas Sensing)
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By automating damper controls on ovens, as much as a 50% reduction in fuel costs can be realized. As the cost of fuel increases, so do the concerns about energy optimization and safety. This... (View Full Article)
(Gas Sensing)
From this Article:
This white paper discusses how to safely use flammability monitoring to effectively automate damper controls and reduce the costs of owning and operating ovens and dryers.... (View Full Article)
(Gas Sensing)
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The National Fire Protection Association (NFPA) establishes fire safety standards, including standards for the safe operation of processes. NFPA 86, the Standard for Ovens and Furnaces, addresses the... (View Full Article)
(Gas Sensing)
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This technical note assists operators in selecting a solvent vapor monitoring system that meets the requirements of NFPA 86. The system consists of three integral parts: *?The gas sample system that... (View Full Article)
(Gas Sensing)
From this Article:
Many substances emit vapors that have potential to cause fire or explosion when mixed with air and a source of ignition. The minimum concentration of a substance needed to support combustion is known... (View Full Article)
(Gas Sensing)
From this Article:
Many manufacturing processes must use chemical solvents in the production of their products. As a result, hot air dryers are frequently used as a means of evaporating those solvents. Moving and... (View Full Article)
(Gas Sensing)
From this Article:
Most pulp managers have serious concerns about the safe incineration of non-condensable gases collected from digesters, reactors and other sources in the pulping process.... (View Full Article)
(Gas Sensing)
From this Article:
Publicly owned treatment works (POTWs) collect wastewater from municipal, commercial and industrial facilities, transport it through a series of contributor pipes, known as a collection system, and... (View Full Article)
(Gas Sensing)
From this Article:
09/21/2012 Control Instruments Corp. Edit Article Area Monitoring of Hazardous Gases and Vapors Using the SmartMaxII Gas Detection System (.pdf) Gas Sensing Details Cancel 09/21/2012 Control... (View Full Article)
(Gas Sensing)
From this Article:
Most pulp managers have serious concerns about the safe incineration of non-condensable gases collected from digesters, reactors and other sources in the pulping process.... (View Full Article)
(Gas Sensing)
From this Article:
Several different sensor technologies may be used to detect hydrocarbons, including: catalytic; photo-ionization; infra-red; gas chromatography; and flame ionization. Of these possibilities, flame... (View Full Article)
(Gas Sensing)
From this Article:
Pharmaceutical facilities use a variety of hazardous gases and solvents in their production processes. Whenever these substances are transported, processed or stored, the potential risks are high for... (View Full Article)
(Gas Sensing)
From this Article:
Wherever hazardous gases or vapor-producing liquids are used, transported or stored, there exists the possibility that they could accidentally leak into the surrounding area. Continuous monitoring of... (View Full Article)
(Gas Sensing)
From this Article:
sing PrevEx Flammability Analyzers, this Coil Coater operates safely & saves energy!... (View Full Article)
(Gas Sensing)
From this Article:
Most flammable vapor analyzers respond differently to different vapors. Whenever the process solvent is changed, the analyzer must be either recalibrated or reprogrammed to ensure that it's... (View Full Article)
(Gas Sensing)
From this Article:
04/03/2013 Control Instruments Corp. Add Article Cost Effective Gas and Vapor Monitoring in Industrial Manufacturing Facilities Details Cancel 04/03/2013 Control Instruments Corp. Add Article Safety... (View Full Article)
(Gas Sensing)
From this Article:
In addition to the sensor technologies already discussed, CIC offers a series of electrochemical sensors (Echem). Echem sensors are able to read a specific gas even when it is mixed in a background of... (View Full Article)
(Gas Sensing)
From this Article:
The following instruments are capable of detecting flammable gases and vapors. Of these four, only cata lytic and flame temperature sensors are recommended for [FL monitoring.... (View Full Article)
(Gas Sensing)
From this Article:
Gas/vapor hazards usually are present in air. The amount of gas/vapor present reduces the amount of air present. There are three basic mixtures of a flammable gas/vapor in air.... (View Full Article)
(Gas Sensing)
From this Article:
S11/13/2012 Control Instruments Corp. Add Article Hazardous Gas Monitoring Throughout the Semiconductor Manufacturing Facility Details Cancel 11/13/2012 Control Instruments Corp. Add Article PrevEx... (View Full Article)
(Gas Sensing)
From this Article:
Hydrogen and the hazards of hydrogen leaks are present in many areas of semiconductor manufacturing facilities. While the basic need to continuously monitor hydrogen leaks is clear, the proper... (View Full Article)
(Gas Sensing)
From this Article:
Knowing how combustible gas concentrations vary over time can lead to a better understanding of the firing process and can inform users about safe loading practices.... (View Full Article)
(Gas Sensing)
From this Article:
This case history describes how one customer used the CalorVal BTU analyzer to measure the heating value of its varying waste stream with water vapor & high levels of corrosives going into a flare... (View Full Article)
(Gas Sensing)
From this Article:
Most flammable vapor analyzers share a common trait-they respond differently to different vapors. For example, you would expect an analyzer calibrated for Toluene to accurately measure any Toluene... (View Full Article)
(Process Controllers)
From this Article:
Employee safety compliance is a blend of hard physical restraints or barriers and a desire to follow a set of safety behaviors. But, compliance is interpreted by most as meeting the bare minimums.... (View Full Article)
(Gas Sensing)
From this Article:
Sensors that detect leaks spend most of their lives exposed to little or no flammable gas. Only rarely are they needed to detect the leak, and in these moments they are useful if they can indicate the... (View Full Article)
(Gas Sensing)
From this Article:
05/21/2013 Control Instruments Corp. Add Article Solvent Vapor Monitoring in Coil Coating Oven Atmospheres... (View Full Article)
(Gas Sensing)
From this Article:
This case history describes how one customer optimized their process, reduced waste and increased their efficiency by using the CalorVal BTU analyzer to read high concentrations of methanol in the UFL... (View Full Article)
(Gas Sensing)
From this Article:
Most flammable vapor analyzers share a common trait-they respond differently to different vapors. For example, you would expect an analyzer calibrated for Toluene to accurately measure any Toluene... (View Full Article)
(Gas Sensing)
From this Article:
Most flammable vapor analyzers share a common trait-they respond differently to different vapors. For example, you would expect an analyzer calibrated for Toluene to accurately measure any Toluene... (View Full Article)
(Gas Sensing)
From this Article:
Most flammable vapor analyzers share a common trait-they respond differently to different vapors. For example, you would expect an analyzer calibrated for Toluene to accurately measure any Toluene... (View Full Article)
(Uncategorized)
From this Article:
Industrial hazards are more common than many people think. The big cases get the publicity, but there are many smaller incidents that occur before an extreme case is newsworthy. In the past two years... (View Full Article)
(Gas Sensing)
From this Article:
Measuring the calorific value of mixed gaseous fuels can be difficult. These complex mixtures of combustible and non-combustible gases and vapors can vary in concentration or composition over time due... (View Full Article)
(Gas Sensing)
From this Article:
Why have so many fires and explosions occurred in industrial processes that were believed to have adequate protection against such hazards?... (View Full Article)
(Gas Sensing)
From this Article:
Thermal oxidizers are used to destroy the VOC's present in many industrial ventilation, process exhaust and waste air streams. As their use increases, so does a unique opportunity to be safe, save... (View Full Article)
(Gas Sensing)
From this Article:
Flare stacks are often used to dispose of the waste products from batch chemical processes. Their waste streams may contain many components such as ethylene, propylene, natural gas, mineral spirits,... (View Full Article)
(Gas Sensing)
From this Article:
While flame ionization is the appropriate sensor technology for measuring total hydrocarbon levels in the parts-per-million (PPM) range, not all FIDs are the same. Many FIDs offered to process... (View Full Article)
(Gas Sensing)
From this Article:
Halloween is a time for ghosts, goblins & ghoul... but a really frightening thought would be having an unreliable monitoring system! Here are the essential requirements for a reliable solvent vapor... (View Full Article)
(Gas Sensing)
From this Article:
Fully Heated Assembly - Keeping all sample wetted parts of the sampling system and analyzer at a high temperature will ensure that all combustible vapors are properly measured, eliminating inaccurate... (View Full Article)
(Gas Sensing)
From this Article:
We've discussed the characteristics of an analyzer and the trends found in a flare stack application, but how about WHY you should install a monitoring system. Here are the top reasons you should have... (View Full Article)
(Gas Sensing)
From this Article:
Processes that are monitored for solvent vapor concentrations are typically enclosed, heated spaces that require an active sample drawing system. They have an intentional release of solvent at all... (View Full Article)
(Gas Sensing)
From this Article:
Flare stacks are often used to dispose of the waste products from batch chemical processes. Their waste streams may contain many components such as ethylene, propylene, natural gas, mineral spirits,... (View Full Article)
(Gas Sensing)
From this Article:
There are technologies available that will measure % LFL levels that require no fuel. On a first approach this may seem like a nice solution, as there are no utilities needed and the safety... (View Full Article)
(Gas Sensing)
From this Article:
Places where pockets of high concentration might occur through uneven ventilation flow or obstruction by the product being coated should be sought out and eliminated. In general, the concentration... (View Full Article)
(Gas Sensing)
From this Article:
The minimum ventilation calculations should be made for the "worst case." A direct measurement of the ventilation rate - using properly situated low-pressure switches - should be connected to the... (View Full Article)
(Gas Sensing)
From this Article:
The next topic in our "back to the basics" series is flammable hazards. Its important to understand what causes a fire or explosion to occur in a process before you can even think about preventing... (View Full Article)
(Gas Sensing)
From this Article:
For each flammable substance there is a level of concentration in air, usually expressed as a percent by volume, that is known as its Lower Flammable Limit, LFL, or Lower Explosive Limit, LEL. Below... (View Full Article)
(Gas Sensing)
From this Article:
The authorities have determined that certain industrial processes can proceed at solvent vapor concentrations up to, but not exceeding, some percentage of the Lower Flammable Limit. The solvent... (View Full Article)
(Gas Sensing)
From this Article:
There are several fundamental safety precautions which should be applied to all dryer designs. These requirements call for a minimum below which the ventilation rate is never reduced. This... (View Full Article)
(Process Controllers)
From this Article:
The control of variable ventilation rates can undergo an additional improvement that can result in the detection of certain system faults with a greater margin of safety than the previously discussed... (View Full Article)
(Gas Sensing)
From this Article:
Last week we discussed the 2 cases at which the authorities have determined that certain industrial processes can proceed at solvent vapor concentrations up to, but not exceeding, some percentage of... (View Full Article)
(Gas Sensing)
From this Article:
The minimum ventilation calculations should be made for the "worst case." A direct measurement of the ventilation rate - using properly situated low-pressure switches - should be connected to the... (View Full Article)
(Gas Sensing)
From this Article:
Most published LFL values are calculated at room temperature. But as a given mixture is heated, its flammability increases and thus the concentration required to achieve 100% of its LFL is less. This... (View Full Article)
(Gas Sensing)
From this Article:
Many businesses make resolutions, but when they don't work, it's often because the goals are impossible to achieve, the fixes that are needed can't happen in a short time, or there are simply too... (View Full Article)
(Gas Sensing)
From this Article:
In order to determine the suitability of a particular analyzer system, it is useful to study potential process upsets. There are two main types of process upsets that could present a hazardous... (View Full Article)
(Process Controllers)
From this Article:
Last week we discussed the first type of process upset that could present a hazardous condition, the steady-state, this week let's focus on on the condition that poses the greatest difficulties in... (View Full Article)
(Process Controllers)
From this Article:
Variable ventilation controls allow the maximum reduction in ventilation, and thus maximum economy. It also allows some extra corrective action but also one important safety concern: Variable... (View Full Article)
(Gas Sensing)
From this Article:
Almost all LFL data is rounded off to the nearest tenth of a percent by volume. A significant proportion of substances have LFL values with a standard deviation from the average of 0.1% by volume or... (View Full Article)

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