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Supplier: Qualitrol Company, LLC
Description: transformer fleet. Hydrogen gas buildup in transformer oil is an early indicator of incipient transformer faults. The Serveron® TM1 continuously monitors hydrogen PPM Levels and can be programmed to alarm based on PPM Levels and/or Rate of Change (ROC), warning operators of potentially
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Supplier: Qualitrol Company, LLC
Description: The TM3 is Serveron®’s highly accurate and repeatable 3 gas online DGA monitor. Based on an analytical platform built around a Gas Chromatogram (GC) the TM3 takes the recognized laboratory technology onto your transformer and used it to provide you with data capable of employing the
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Supplier: Mettler-Toledo GmbH
Description: Tunable Diode Laser for O2 Measurement The GPro® 500 oxygen gas analyzer is a unique tunable diode laser spectrometer designed for safety applications. It uses a folded-path laser beam design for simple installation and measurement. Fast Response In Safety
- Accuracy: 2 % FS
- Mounting Options: In-Line (Insertion)
- Operating Pressure Range: 11.6 to 72.52 psi
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Supplier: Owlstone Inc.
Description: Lonestar is a portable gas analyzer that can detect a broad range of analytes at part per billion concentrations, with high selectivity in just a few seconds.
- Controller Functionality: Yes
- Display Type: Video Display
- Interface Options: Other
- Mounting / Environment: Portable, Lab / Benchtop, In-Situ / Field
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Supplier: Mettler-Toledo GmbH
Description: Tunable Diode Laser for O2 Measurement The GPro® 500 oxygen gas analyzer is a unique tunable diode laser spectrometer designed for safety applications. It uses a folded-path laser beam design for simple installation and measurement. Fast Response In Safety
- Mounting / Environment: Lab / Benchtop
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Supplier: Hiden Analytical
Description: The HPR-40 dissolved species gas analysis system is a compact bench-top gas analysis system for monitoring of dissolved / evolved gases
- Application Software Included: Yes
- Computer Interface: Yes
- Computer Interface Options: Serial Interface, Other
- Display Options: None
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Supplier: Analytical Technology, Inc.
Description: problems. In wastewater systems, they can cause damage to concrete structures in collection systems and contribute to odor problems in treatment facilities. Measurement of dissolved sulfide concentrations has been done primarily by the use of analyzers employing selective ion
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Supplier: Quantachrome Instruments
Description: DVS-1) or two (Aquadyne DVS-2, DVS-2HT) sample water vapor sorption analyzers. They measure adsorption and desorption isotherms of water vapor both accurately and sensitively, including sorption kinetics, with minimal operator involvement. The weight(s) of one or two sample(s) is
- Display & Special Features: Laboratory / Batch
- Property Analyzed: Pore Volume / Porosimetry
- Test Media / Material: Adhesives / Coatings, Ceramics / Glass, Concrete / Cement, Food / Drugs, Powders / Granular Materials, Textiles
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Supplier: Qualitrol Company, LLC
Description: The TM8 is the industry’s leading 8 gas online dissolved gas analysis monitor. Based on an analytical platform built around Gas Chromatogram (GC), the Serveron TM8 takes the recognized laboratory technology onto your transformer. Unprecedented accuracy and repeatability
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Description: .g. lakes, rivers, estuaries), as well as for industrial process streams and process liquids. Whilst in principle amperometric oxygen-analyzers are applicable in gaseous phases, the expression of performance in the gas phase is outside the scope of this document. This document is
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Supplier: AMETEK Spectro Scientific
Description: , hydraulic fluids and coolants. The SpectrOil M/N-W uses the time-tested and reliable rotating disc electrode (RDE) technique to measure quantities of dissolved and suspended fine particles in natural or synthetic petroleum based products and coolants. It was tested and selected by the U.S.
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Supplier: Analytical Systems Int’l. Keco
Description: The petrochemical, gas processing, and gas pipeline industry has required an accurate and dependable, low maintenance and cost-effective CO2 analyzer for quality and process control purposes. Analytical Systems International has met these requirements with their proven
- Built-in or Self-calibration: Yes
- Display Type: Digital Display
- Dissolved CO2 Range: 1.00E6 ppm
- Electrical Output: Analog Current Output, Switch / Alarm Relay Output
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Supplier: Qualitrol Company, LLC
Description: . Features Enables real-time monitoring of hydrogen (H2), an early indicator of transformer fault conditions Accurately measures hydrogen without interference from other fault gases Integrates with existing monitoring equipment and utilizes available transformer installation
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Supplier: Anton Paar
Description: The Carbo 2100 CO2 MVE (Multiple Volume Expansion) analyzer is for online CO2 measurement. It is a special model for products with extremely high nitrogen or oxygen content. Carbo 2100 CO2 MVE is installed in a bypass. It stores all your product-specific data (target concentration, alarm
- Accuracy: 50 ppm
- Display Type: Analog Meter
- Dissolved CO2 Range: 0.0 to 20000 ppm
- User Controls: None
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Supplier: MO2 Inc.
Description: The PetroCheck Portal Hydrocarbon Analyzer (PHA) is the ideal instrument for precise measurement and quantification of petroleum hydrocarbons dissolved in water and/or as vapor. The PetroCheck PHA is designed to meet rigorous field monitoring requirements and has proven itself in
- Application: Ambient Air Monitoring, Process Gas
- Display: Digital
- Electrical Outputs: Analog Voltage
- Features: Data Logger, Hazardous Environments, Intrinsically Safe
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Supplier: CSA Group
Description: .g. lakes, rivers, estuaries), as well as for industrial process streams and process liquids. Whilst in principle amperometric oxygen-analyzers are applicable in gaseous phases, the expression of performance in the gas phase is outside the scope of this document. This document is
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Supplier: Maselli Measurements
Description: enough to measure the concentration of diet flavors. The IB-05 also includes the model UC-04 carbonation analyzer, which measures the amount of CO2 gas or carbonation dissolved in the beverage. These two analyzers are assembled on a stainless steel frame, together with a
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Supplier: Bronkhorst USA
Description: even solids, dissolved in solvents can be vaporised successfully. The evaporation system is fast, accurate, highly repeatable and efficient. Features Accurately controlled gas/liquid mixture (mass flow) Fast response High reproducibility Handles
- Application: Coating / Etching, Research and Development, Semiconductor Manufacturing, Other
- Heating / Power Source: Electric
- Operating Temperature: 20 to 200 C
- Operation: Production, Laboratory
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Supplier: ASTM International
Description: 1.1 This test method covers the determination of total nitrogen (TN) and total dissolved nitrogen (TDN) in surface water, seawater, groundwater, wastewater, and wastewater effluents in the range from 0.2-10 mg/L N. Concentrations from 10-500 mg/L are possible when used in conjunction with
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Supplier: ASTM International
Description: 1.1 This test method covers the determination of total nitrogen (TN) and total dissolved nitrogen (TDN) in surface water, seawater, groundwater, wastewater, and wastewater effluents in the range from 0.2?mg/L N to 10?mg/L N. Concentrations from 10?mg/L to 500?mg/L are possible when used in
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Subject Index 2011
RMP Neural Network Based Dissolved Gas Analyzer for Fault Diagnostic of Oil-Filled Electrical Equipment .
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Continuous Measurement of Dissolved Gases in Water
FIG. 4.—Mobile Dissolved Gas Analyzer .
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CR4 - Thread: Transformer Maintenance Tools
Dissolved gas analyzer and transformer insulation tester .
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Hydrogen Sensor for Oil Transformer Health Monitoring
Abstract – A hydrogen sensor for detection of H2 dissolved in transformer oil has been developed for the use in a stand-alone dissolved gas analyzer (DGA) which will also assess the relative humidity saturation of oil.
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http://dspace.mit.edu/bitstream/handle/1721.1/29756/54663675-MIT.pdf?sequence=2
The core design concept of the NEREUS membrane inlet mass spectrometer, was to develop an in-situ dissolved gas analyzer that is fast, robust and highly optimized for operation onboard a small autonomous underwater vehicle and various other submerged platforms, including as …
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http://dspace.mit.edu/bitstream/handle/1721.1/76975/824796289-MIT.pdf?sequence=2
The ACI data acquisition system records from ten thermocouples, three pressure sensors, four dissolved gas analyzers , two electrical resistivity sensors, and various reactor status variables.
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Denitrification in coastal ecosystems: methods, environmental controls, and ecosystem level controls, a review
Dissolved Gas Analyzer (DGA) for the high precision analysis of N2:Ar gas ratios in water samples (Kana et al., 1994).
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Intelligent fault types diagnostic system for dissolved gas analysis of oil-immersed power transformer
[12] H. Wu, X. Li and D. Wu, “RMP neural network based dissolved gas analyzer for fault diagnostic of oil-filled electrical equipment”, IEEE Trans. Dielectr.
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Disentangling the Interactions Between Photochemical and Bacterial Degradation of Dissolved Organic Matter: Amino Acids Play a Central Role
… was measured with a Membrane Inlet Mass Spectrometer (Pfeiffer Vacuum d-35614 Assler and, Bay Instruments LLC membrane, Eas- ton, USA) controlled by Quadstar 32-bit Version 7.03 soft- ware (2005, Inficon AG) and Dissolved Gas Analyzer (DGA) Control Program 2 …
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Mathematical and Statistical Models and Methods in Reliability
• High-voltage power transformers can be monitored by an automatic dissolved gas analyzer (DGA) system (e.g., [STW+ 05]).