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Thermistor Type: U.S. Sensor 103JL1A
Resistance to Temperature Equation:
T=
1
A+B
(
LnR
)
+C(LnR)
3
+D(LnR)
5
-273.2
Equation 7 - Convert Thermistor, Type 103JL1A, Resistance to Temperature
Where: T
=
Temperature in
°
C.
LnR
=
Natural Log of Thermistor Resistance
A
=
1.12766979300187
×
10-3
B
=
2.34444184128213
×
10-4
C
=
8.47692130592308
×
10-8
D
=
1.17512193579615
×
10-11
Temp
Ohms
Temp
Ohms
-30
176974
120
389.6
-25
130421
125
341.9
-20
97081
130
301
-15
72957
135
265.8
-10
55329
140
235.3
-5
42327
145
208.9
0
32650
150
186.1
5
25392
155
165.96
10
19901
160
148.36
15
15712
165
132.95
20
12493
170
119.43
25
10000
175
107.52
30
8057
180
97.02
35
6531
185
87.72
40
5326
190
79.49
45
4368
195
72.17
50
3602
200
65.66
55
2986
205
59.85
60
2488
210
54.65
65
2083
215
50
70
1752
220
45.82
75
1480
225
42.06
80
1255
230
38.68
85
1070
235
35.62
90
915.5
240
32.86
95
786.6
245
30.36
100
678.6
250
28.09
105
587.6
255
26.03
110
510.6
260
24.15
115
445.3
Table 16 - 103JL1A Thermistor Resistance versus Temperature