Product Overview

-40
-20
0
20
40
60
80
100
120
140
160
180
200
220
240
260
500 700 900 1100 1300 1500 1700 1900 2100
Resistance in Ohms
Temperature (°F)
Figure 10: Resistance Scale for
Fahrenheit Temperatures
-40
-20
0
20
40
60
80
100
120
500 700 900 1100 1300 1500 1700 1900 2100
Resistance in Ohms
Temperature (°C)
Figure 11: Resistance Scale for
Celsius Temperatures
Table 2: Resistance vs. Temperature
°F (°C) Resistance
in Ohms
°F (°C) Resistance
in Ohms
-40 (-40) 613 113 (45) 1195
-31 (-35) 640 122 (50) 1237
-22 (-30) 668 131 (55) 1279
-13 (-25) 697 140 (60) 1323
-4 (-20) 727 149 (65) 1368
5 (-15) 758 158 (70) 1413
14 (-10) 789 167 (75) 1459
23 (-5) 822 176 (80) 1506
32 (0) 855 185 (85) 1554
41 (5) 889 194 (90) 1602
50 (10) 924 203 (95) 1652
59 (15) 960 212 (100) 1702
68 (20) 997 221 (105) 1753
77 (25) 1035 230 (110) 1804
86 (30) 1074 239 (115) 1856
95 (35) 1113 248 (120) 1908
104 (40) 1153
Sensor accuracy is within 0.9F° (0.5C°) between
5 and 167°F (-15 and 75°C). Tolerance increases at
temperatures outside this range, as shown in Figure 12.
Temperature °F (°C)
2.7 (1.50)
1.8 (1.00)
0.9 (0.50)
0.00
-0.9 (-0.50)
-1.8 (-1.00)
-2.7 (-1.50)
-40
(-40)
-4
(-20)
32
(0)
68
(20)
104
(40)
140
(60)
176
(80)
212
(100)
248
(120)
E
r
r
o
r
f
r
om
N
ominal
F
°
(
C
°
)
Figure 12: Sensor Accuracy
6 A99B Series Temperature Sensors Product/Technical Bulletin