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525A
Getting Started Guide
Resistance Specifications, Output
Ranges
5 to 400.00 Ω
5 to 4.0000 kΩ
1.
Continuously variable from 0 to 4 kΩ.
2.
For currents lower than shown, the floor adder increases by Floor
For example, a 500 µA stimulus measuring 100Ω has a floor uncertainty of 0.025Ω x 1 mA/500 µA =
0.05 Ω.
Resistance Specifications, Input
Ranges
0 to 400.00 Ω
401 to 4001.00 Ω
Thermocouple Specification, Output and Input
TC Type
B
C
E
1. Does not include thermocouple wire error.
12
Absolute Uncertainty,
tcal ±5°C, ±Ω)
1
90 days
0.025
0.03
0.25
0.3
Absolute Uncertainty,
tcal ±5°C, ±(ppm of output +Ω)
90 days
35
0.003
35
0.03
Range (° C)
Minimum
600 °C
800 °C
1000 °C
1550 °C
0 °C
150 °C
650 °C
1000 °C
1800 °C
–250 °C
–100 °C
–25 °C
350 °C
650 °C
1 year
Resolution
0.01 Ω
0.1 Ω
Resolution
1 year
0.001 Ω
40
0.003
0.01 Ω
40
0.03
Maximum
800 °C
0.42 °C
1000 °C
0.39 °C
1550 °C
0.40 °C
1820 °C
0.44 °C
150 °C
0.25 °C
650 °C
0.21 °C
1000 °C
0.23 °C
1800 °C
0.38 °C
2316 °C
0.63 °C
–100 °C
0.38 °C
–25 °C
0.16 °C
350 °C
0.14 °C
650 °C
0.14 °C
1000 °C
0.16 °C
Allowable Current
1 to 10 mA
250 µA to 1 mA
= Floor
x I
/I
(new)
(old)
min
actual
Stimulus Current
1 mA
0.1 mA
Absolute Uncertainty,
tcal ±5 °C, ±(°C)
1
Output/Input
90 days
1 year
0.46 °C
0.39 °C
0.40 °C
0.45 °C
0.30 °C
0.26 °C
0.31 °C
0.50 °C
0.84 °C
0.50 °C
0.18 °C
0.15 °C
0.16 °C
0.21 °C
2
.
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