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resistance temperature detectors

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Series: ASM Handbook
Volume: 4B
Publisher: ASM International
Published: 30 September 2014
DOI: 10.31399/asm.hb.v04b.a0005925
EISBN: 978-1-62708-166-5
... control systems, including contact sensors, noncontact sensors, controllers, energy-flow regulators, measurement instruments, and set-point programmers. Common contact sensors include temperature scales, thermocouples, and resistance temperature detectors, whereas optical pyrometers and on-line radiation...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003199
EISBN: 978-1-62708-199-3
.... Functions in an integrated digital process management system are shown in the dashed blocks. Temperature Sensors Thermocouples and resistance temperature detectors (also known as resistance thermometers) are the most important contact-type electrical temperature sensors used in the metals industry...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006659
EISBN: 978-1-62708-213-6
... of the mixture. The movement of components through the column can be facilitated by heating the column or by temperature ramping. The separation of the components in the sample depends on their interactions with the column stationary and mobile phases. The sample components ultimately arrive at a detector...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003198
EISBN: 978-1-62708-199-3
.... Process Control Considerations Temperature Control try are estimated to be thermocouples. A thermo- Resistance Temperature Detectors couple is rugged, inexpensive, and accurate; cov- TEMPERATURE INSTRUMENTATION AND ers wide temperature ranges; and is fast in Resistance temperature detectors are contact...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003239
EISBN: 978-1-62708-199-3
... detectors (noncontact applications). These devices can detect infrared radiation of both short and long wavelengths, and very low-temperature or low-radiation levels without cryogenic cooling. Bolometers Bolometers are thermal detectors that are based on the principle that the resistance...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006451
EISBN: 978-1-62708-190-0
... that the magnitude of the temperature change is orders of magnitude smaller, typically measured in milliKelvin. With the advent of sensitive IR detectors, it is possible to isolate the induced temperature change and use it for the purpose of determining surface stresses. With the development of IR detectors...
Series: ASM Handbook Archive
Volume: 10
Publisher: ASM International
Published: 01 January 1986
DOI: 10.31399/asm.hb.v10.a0001746
EISBN: 978-1-62708-178-8
... specimen. used to determine carbon and sulfur con- a specific and consistent measurable signal In a resistance high-temperature furnace, tained in a variety of materials. Carbon and as the concentration of gases applied to the sulfur are found to some extent in virtually detector changes. This signal...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005853
EISBN: 978-1-62708-167-2
...% gain added to the signal to correct it and make it look as though it is being emitted from a blackbody. Note that the 20% gain is not added to the temperature—it is added to the detector signal and then the instrument provides the correct temperature. Once the emittance value is known it must...
Series: ASM Handbook Archive
Volume: 10
Publisher: ASM International
Published: 01 January 1986
DOI: 10.31399/asm.hb.v10.a0001747
EISBN: 978-1-62708-178-8
... and sweep them from the fusion area with an inert carrier gas. Resistance or induction heating of a sample in a pure graphite crucible dissociates the gas/metal bonds. Because they are formed over a wide range of temperatures, bonds can be broken only by heating the specimen above the highest temperature...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003250
EISBN: 978-1-62708-199-3
... be present in metals as alloying or impurity elements. High-temperature combustion and inert gas fusion methods are typically used to analyze for dissolved gases (oxygen, nitrogen, hydrogen) and, in some cases, carbon and sulfur in metals. X-Ray Fluorescence Spectroscopy (XRF) Capabilities...
Series: ASM Handbook
Volume: 4B
Publisher: ASM International
Published: 30 September 2014
DOI: 10.31399/asm.hb.v04b.a0005928
EISBN: 978-1-62708-166-5
... of the furnace atmosphere when metals are exposed to elevated temperatures. Prevention of steel decarburization or actually causing it may be another important function of a furnace atmosphere, while some processes such as gas carburizing, carbonitriding, nitrocarburizing, and gas nitriding depend on consistent...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0003755
EISBN: 978-1-62708-177-1
... Abstract This article outlines the beam/sample interactions and the basic instrumental design of a scanning electron microscopy (SEM), which include the electron gun, probeforming column (consisting of magnetic electron lenses, apertures, and scanning coils), electron detectors, and vacuum...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006636
EISBN: 978-1-62708-213-6
..., which is housed in an oven to provide a stable temperature. Columns are designed for high pressure and to resist chemical attack by the mobile phase within specified pH ranges. Stainless steel is the most common column material. For analytical applications, commercially available packed columns have...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006445
EISBN: 978-1-62708-190-0
... the resistivity of the material are detected as extraneous induced voltages in the induction coil. Alternatively, a separate detector coil can be placed in the magnetic field around the part. Eddy current and visual inspection were combined to test PM wedges for an automotive body and chassis application...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006667
EISBN: 978-1-62708-213-6
... with electrically conductive samples, often in the context of engineering diffraction. The maximum temperatures attainable depend on the resistivity of the sample; steels, including stainless, and nickel alloys are the most suitable, while highly conductive metals, such as copper and aluminum, have a lower...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006432
EISBN: 978-1-62708-192-4
... to be mentioned. Every measurement method has specific advantages but is also influenced by different factors (such as temperature effects, plastic deformation, or accessibility). Consequently, a direct comparison between different methods must be regarded with caution. This also holds true for comparison of wear...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006656
EISBN: 978-1-62708-213-6
..., good energy resolution, and room-temperature operation, are ideal for use with an in-house XRD system. However, the performance of an SSD is strongly reliant on its read-out electronics, especially a read-out application-specific integrated circuit. Fig. 5 Schematic of a silicon strip detector...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006640
EISBN: 978-1-62708-213-6
... resolution. These characteristics have made LIBS an outstanding technique for applications involving inline analysis of materials in various industrial processes. Another general trend for all OES techniques is that the photomultiplier tubes are gradually being replaced by solid-state detectors...
Series: ASM Handbook
Volume: 5A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v05a.a0005731
EISBN: 978-1-62708-171-9
... for determining particle size and/or size distribution Powder and coating stoichiometry Particle chemistry Phase analysis by x-ray diffraction Particle Size Powder size and size distribution determination methods used for thermal spray powders include: Sieving Electrical resistance...
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001090
EISBN: 978-1-62708-162-7
..., it is fragile like glass. Its electrical resistivity is about midway between that of metallic conductors and that of good electrical insulators. Although it was first isolated by Winkler in 1886, no commercial application was found for it until the early 1940s, when it was found to have interesting electrical...