8 lists, Lists, 8lists – Xylem Oxi 3205 Dissolved oxygen (D.O.) meter User Manual

Page 39

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Oxi 3205

Lists

39

ba75797e01

03/2009

8

Lists

This chapter provides additional information and orientation aids.

Specialist terms

The glossary briefly explains the meaning of the specialist terms.
However, terms that should already be familiar to the target group are
not described here.

Index

The index will help you to find the topics that you are looking for.

Glossary

Adjusting

To manipulate a measuring system so that the relevant value (e. g. the
displayed value) differs as little as possible from the correct value or
a value that is regarded as correct, or that the difference remains
within the tolerance.

AutoRange

Name of the automatic selection of the measuring range.

Calibration

Comparing the value from a measuring system (e. g. the displayed
value) to the correct value or a value that is regarded as correct.
Often, this expression is also used when the measuring system is
adjusted at the same time (see adjusting).

D.O. partial pressure

Pressure caused by the oxygen in a gas mixture or liquid.

D.O. saturation

Short name for the relative D.O. saturation.

Measured parameter

The measured parameter is the physical dimension determined by
measuring, e. g. pH, conductivity or D.O. concentration.

Measured value

The measured value is the special value of a measured parameter to
be determined. It is given as a combination of the numerical value and
unit (e. g. 3 m; 0.5 s; 5.2 A; 373.15 K).

OxiCal

®

WTW name for a procedure to calibrate D.O. measuring systems in
water vapor saturated air.

Reset

Restoring the original condition of all settings of a measuring system.

Resolution

Smallest difference between two measured values that can be
displayed by a meter.

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