Measurements In Percent Of Scale; Linear-Output Transmitters; Square-Law Process Variables - Fluke 741B User Manual

Documenting process calibrator
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Measurements in Percent of Scale

This feature lets you scale the measurements in
accordance with a particular process instrument's
response. Percent of scale works for linear-output
transmitters or square-law transmitters such as
differential pressure transmitters that report flow rate.

Linear-Output Transmitters

1. If necessary, press
2. Select a measurement function (
, or
) as previously described.
3. Press the
softkey.
Scale
4. Use the numeric keypad to enter the 0% of scale
value (
).
0% Value
5. Press
.
6. Use the numeric keypad to enter the 100% of
scale value (
100% Value
7. Press
.
8. Leave
set to
Mode
%
for MEASURE mode.
,
,
).
.
9. Press the
Done
Percent of scale remains in effect until you press the
softkey again or change to another
Scale
measurement function.

Square-Law Process Variables

When you select
the square root of its input and displays the
measurement in percent. For example, when
connected to the output of a delta-pressure
,
transmitter, the calibrator reading is proportional to
flow rate.
1. If necessary, press
2. Select a measurement function (
, or
3. Press the
Scale
4. Use the numeric keypad to enter the 0% of scale
value (
0% Value
Documenting Process Calibrator
Using Measure Mode
softkey.
within scaling, the calibrator takes
for MEASURE mode.
) as previously described.
softkey.
).
,
,
,
41

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