1. The range of frequencies of a device within which its performance, in respect to some characteristic, conforms to a specified standard. 2. The range within the limits of a frequency band.
Related Terms |
RESTRICTOR
A device for producing a deliberate pressure drop or resistance in a line by reducing the cross-sectional flow area.
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SAFETY CONTROL
Device to stop unit, equipment or system if unsafe pressure and/or temperatures and/or dangerous conditions are reached.
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AIR COOLER
A factory-encased assembly of elements whereby the temperature of air passing through the device is reduced.
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ALUM
Is an aluminum sulfate or filter alum. Acts in the range of 5.0 to 8.0 pH.
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ISO SOLID CONTAMINANT CODE (ISO 4406)
A code assigned on the basis of the number of particles per unit volume greater than 5 and 15 micrometers in size. Range numbers identify each increment in the particle population throughout the spectrum of levels.
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FILTER ELEMENT
The porous device that performs the actual process of filtration. Also known as Cartridge
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COMPRESSOR
A device which converts mechanical force and motion into pneumatic flow power.
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REFRIGERATOR
A device to transfer heat from a low temperature to a high temperature medium.
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AIR BREATHER
A device permitting air movement between atmosphere and the component in/ on which it is installed.
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AIR CONDITIONER
A refrigeration device cooling or heating air.
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