1523, 1524 Reference Thermometer
Manual Calibration Process
82
Resistance
Range
Reference
(Nominal) (Ω)
Soak (Sec)
Samples
Spec
(±Ω)
Std Dev
Spec (±Ω)
HI_OHMS
40k
20
40
12.0
3.0
100k
20
40
30.0
7.5
300k
20
40
90.0
22.5
500k
20
40
150.0
37.5
RJ_OHMS
10k
20
40
5.0
1.25
Table 29
1523/24 Accuracy Test Settings and Specifications – Voltage
Reference
(Nominal) (mV)
Soak
(Sec)
Samples
Spec
(±mV)
StdDev
Spec
(± mV)
-10
20
40
0.0055
0.00138
0
20
40
0.005
0.00125
25
20
40
0.0063
0.00156
75
20
40
0.0088
0.00219
7.9.1 Procedure
7.9.1.1 Visual
Inspection
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7.9.1.2
1523/24 Calibration Parameters (As Found)
NOTE:
If not taking As Found data, skip to the 1523/24 alignment section.
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Table 30
As Found Readout/Calibration Parameter Settings
Parameter
Description
# of Cal Ref Points
Each Cal Range has 1 to 4 Ref Cal Points
Cal Ref Points
Reference values set to each cal point
Cal Adj values
Offsets used at each Cal Ref point
1. Using a terminal program set the terminal program communication settings to:
Baud 9600
Parity None
Flow Control
None
Stop Bits 1
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