9132 Portable IR Calibrator
User’s Guide
0
T
1-3
- Measured temperature using a thermometer
R
1-3
– Value of the set-point resistance from the display. (Press SET and DOWN at the same
time.)
Where:
T
1
and
R
1
are the measured temperature and resistance at 50.0
°
C
T
2
and
R
2
are the measured temperature and resistance at 200.0
°
C
T
3
and
R
3
are the measured temperature and resistance at 350.0
°
C
8.2.2 Compute R0 and ALPHA
Where:
delta
is the new value of DELTA computed above
Program the new values for DELTA (delta), R0 (rzero) & ALPHA (alpha) into the instrument
using the following steps.
Press the SET and EXIT keys at the same time and then press SET until R0 is displayed.
Press SET then use the UP or DOWN keys until the correct numerical setting is
displayed. Press SET to accept the new value.
Repeat step 2 for ALPHA and DELTA.
1.
2.
3.
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