Conversion of thermistor resistance or voltage – Campbell Scientific 109SS Temperature Probe User Manual
Page 27
Appendix C. Conversion of Thermistor
Resistance or Voltage Ratio to
Temperature
TABLE C-1. Voltage Ratio, Resistance, and Temperature
1
Actual
Temperature (°C)
10K3MCD1 Thermistor
Resistance (Ω)
Edlog Temperature
Result (°C)
CRBasic Therm109()
Output (°C)
-40
336103.2
-39.99
-40.00
-39
314558
-38.99
-39.00
-38
294529.1
-37.99
-38.00
-37
275900.8
-36.99
-37.00
-36
258567
-35.99
-36.00
-35
242430.2
-34.99
-35.00
-34
227400.9
-33.99
-34.00
-33
213396.6
-32.99
-33.00
-32
200341.4
-31.99
-32.00
-31
188165.5
-30.99
-31.00
-30
176804.8
-29.99
-30.00
-29
166199.8
-28.99
-29.00
-28
156296.1
-27.99
-28.00
-27
147043.2
-26.99
-27.00
-26
138394.7
-25.99
-26.00
-25
130307.6
-24.99
-25.00
-24
122742.3
-23.99
-24.00
-23
115662.2
-22.99
-23.00
-22
109033.4
-21.99
-22.00
-21
102824.6
-20.99
-21.00
-20
97006.9
-19.99
-20.00
-19
91553.3
-18.99
-19.00
-18
86439.2
-17.99
-18.00
-17
81641.4
-16.99
-17.00
-16
77138.6
-15.99
-16.00
-15
72911.1
-14.99
-15.00
-14
68940.4
-13.99
-14.00
-13
65209.7
-12.98
-13.00
-12
61702.9
-11.98
-12.00
-11
58405.5
-10.98
-11.00
-10
55303.9
-9.98
-10.00
-9
52385.2
-8.98
-9.00
-8
49637.8
-7.98
-8.00
-7
47050.6
-6.98
-7.00
-6
44613.4
-5.98
-6.00
-5
42316.7
-4.98
-5.00
-4
40151.6
-3.98
-4.00
-3
38110
-2.98
-3.00
-2
36184
-1.98
-2.00
-1
34366.6
-0.98
-1.00
0
32650.9
0.02
0.00
1
31030.8
1.02
1.00
2
29500.5
2.02
2.00
C-1