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Instrumentation Key Terms > Chapter 6 And 7 > Flashcards

Chapter 6 And 7 Flashcards

1
Q

Qualitative and quantitative

A

Analyzer measurements

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2
Q

A graphic record of the separated components

A

Chromatogram

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3
Q

A process where molecular components of a liquid or gas are separated and identified by means of a tube called a column

A

Chromatography

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4
Q

A photometer that operates in the visible light spectrum (400-800 mu) two types include either the visual color analyzer and the photometer or a spectral color analyzer

A

Color/optical analyzer

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5
Q

The rapid consumption of fuel resulting in its conversion to heat , light and gases.

A

Combustion

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6
Q

A measurement of the ability of a material to conduct electrical current . The measure of of the ability of a liquid (or any solution) to conduct electricity

A

Conductivity

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7
Q

A device that measures all ions in an aqueous solution

A

Conductivity analyzer

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8
Q

A device that measures the conductivity of a process sanple by comparing it to a known value or standard cell

A

Conductivity meter

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9
Q

A nonmetallic substance that is an ionic conductor, the greater a substance conducts an electrical charge , the more ionic substance becomes

A

Electrolyte

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10
Q

An analyzer that provides the necessary means to accomplish the chromatographic separation and analysis.

A

Gas chromatographic analyzer

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11
Q

An anallytical method that can provide a molecular separation of one or more individual components in a sample

A

Gas chromatography (GC)

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12
Q

An analyzer ( either continuous or contiguous) installed directly in a process line that may be either a sample system of separating a gaseous stream into a spectrum according to mass and charge

A

Mass spectrometer (MS)

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13
Q

An optical analyzer used to determine how much particulate matter is in a gas sample

A

Opacity analyzer

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14
Q

A measurement that uses reflection,refraction, or absorbtion properties of light to measure the chemical or physical properties of a sample

A

Optical measurement

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15
Q

Any or all the following: turbidity meters,opacity meters, and color meters

A

Optical meters

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16
Q

An electrochemical analyzer that measures a small electro motive force across a hydrogen-ion sensitive glass bulb ; an (ORP)oxidation reduction potential meter also measures a small voltage across its electrode and I has the capability of detecting all oxidizing and reducing ions in the solution

A

ORP analyzer

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17
Q

A measure of redox potential created by the ratio of reducing agents to oxidizing agents present in this

A

Oxidation reduction potential (ORP)

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18
Q

A measurement of the hydrogen ion concentration will be solution indicating acidic below 7.0 or basic above 7.0 a substance is from neutral 7.0

A

Ph

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19
Q

And electro chemical instrument that measures the acidity and alkalinity of a solution, an analyzer that measures a specific ion ( hydrogen ) concentration in a solution

A

Ph meter

20
Q

A color analyzer that operates in the visible light spectrum 400–800 UM

A

Photometer

21
Q

Automated system used to determine the color of a sample

A

Photometry system

22
Q

An unattended analytical instrument that is capable of continuously monitoring a process stream

A

Process analyzer

23
Q

Characteristics of a substance such as pH, ORp,conductivity, optical measurement, composition, and or combustion capability

A

Properties

24
Q

Measurement of the properties of a substance

A

Qualitative

25
Q

A measurement of the amount of properties within a substance

A

Quantitative

26
Q

A sample that contains portions of the process stream combined together over time or distance

A

Representative sample

27
Q

The various components of a sampling apparatus that obtains transports, and returns the sample with the analyzer itself conditioning and analyzing the sample

A

Sample system

28
Q

A graph where transmittance is plotted with respect to wavelength

A

Spectrograph

29
Q

An analyzer used to detect chemical components in a process sample by measuring variations in transmittance in a process sample; of a spectrum of light passed through the sample may use visible lights ultraviolet light, or infrared light as a source and detection measurement

A

Spectrometer analyzer

30
Q

In analyzer used to determine how much Carbon is in a sample, used to detect carbon – based contaminants in steam condensate and waste water

A

Total carbon analyzer

31
Q

An optical analyzer used to determine the cloudiness of a liquid

A

Turbidity analyzer

32
Q

Optical meters measure the transmittance or absorption of light through a sample

A

Turbidity and opacity meters

33
Q

Compares a physical sample with a standard by shining visible light through the sample and the color comparison is made by the human eye/brain

A

Visual color analyzer

34
Q

A vibration Measuring device

A

Accelerometer

35
Q

The operating range within which a piece of rotating equipment can operate without causing excessive wear to the bearings, or other types of catastrophic failure

A

Acceptable limits

36
Q

Where a solid material is weighed as it is conveyed on a moving belt and an instantaneous weight measurement is taken and the rate of motion of the belt is known

A

Mass flow rate

37
Q

A dangerous condition that can occur in a turbine or other type of equipment that moves too fast

A

Overspeed

38
Q

Linear speed expressed in distance per unit of time

A

Rectilinear speed

39
Q

Number of revolutions per unit of time

A

Rotational speed

40
Q

The distance traveled per unit of time irrespective of direction

A

Speed

41
Q

A device that measures speed, comprised of a speed sensor and the readout/receiving device

A

Speed monitor

42
Q

Speed with a specific direction

A

Velocity

43
Q

The periodic motion of an object

A

Vibration

44
Q

A device used to measure displacement, velocity, or acceleration due to vibration, consist of a pick up device, and electronic application circuit, and an output meter

A

Vibration meter

45
Q

A device used to sense the effects of vibration by a signal to a meter or monitor, or to shut down a device if operating limits are exceeded

A

Vibration sensors or monitors

Instrumentation Key Terms (5 decks)

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