Fluke 525A, Руководство пользователя

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Using Input Mode
Using Input Mode
3
3-7
Entering and Using Custom RTDs
The USR_DEF RTD type allows the Calibrator to simulate a custom curve-fit
RTD.
To enter the coefficients for custom RTDs
1. Press
C
to select RTD mode.
2. Press
E
until you get the USR_DEF display.
3. Press
J
to enter custom RTD information. RTD CUSTOM (1-5) appears on
the Calibrator display. You can store up to five custom RTD definitions on the
Calibrator.
4. Press a number key to specify the RTD you want to define (1-5).
5. When the SET/RECALL display appears, press
1
to define a custom RTD
coefficient.
6. Enter the MIN TEMP and press
J
.
7. Enter the MAX TEMP and press
J
.
8. Enter the nominal resistance (R
0
) and press
J
.
9. Enter the temperature coefficients and press
J
. Press
I H
to enter a
positive or negative exponent for the coefficient.
To use a custom RTD
1. Press
C
to enter RTD mode.
2. Press
E
until you get the USR_DEF display.
3. Press
J
to use custom RTD information. RTD CUSTOM (1-5) appears on the
Calibrator display. You can store up to five custom RTD definitions on the
Calibrator.
4. Press a number key to select the RTD you want to use (1-5).
5. When the SET/RECALL display appears, press
2
to recall and use the
selected custom RTD.