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Sourcing in Percent of Scale
This feature lets you scale the output in accordance
with the input requirements of a particular process
instrument's response. Percent of scale works for
linear-responding transmitters, or square-root
responding transmitters.
Linear-Responding Transmitters
1. If necessary, press
2. Select a source function (
or
) as previously described and enter a
value.
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. Leave
set to
Mode
%
8. Press the
softkey.
Done
for SOURCE mode.
,
,
,
).
.
Percent of scale remains in effect until you press the
softkey again or you change the source
Scale
function.
Square-Law Process Variables
When you select
output value is the percent value entered, squared,
and converted to engineering units.
1. If necessary, press
,
2. Select a source function (
or
) as previously described.
3. Press the
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(
7. Set
to .
Mode
8. Press
Documenting Process Calibrator
Using Source Mode
within scaling, the calibrator
for SOURCE mode.
,
,
softkey.
).
.
).
100% Value
.
,
,
57
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