A.O. Smith 240 T-H3J Service Manual page 18

8. (A) Resistance values of the temperature thermistors
Resisitance values at different temperatures
°F
Temperature
°C
Resistance 23.76 19.08 15.43 12.56 10.28 8.47
°F
Temperature
°C
Resistance
Temperature (°F
25.00
20.00
15.00
10.00
5.00
0.00
20 40
Temperature (°C
25.00
20.00
15.00
10.00
5.00
0.00
0 10
240 (T-H3J), 340 (T-H3S) and 540 (T-H3) models Service Manial
32 41 50
0 5 10
122 131 140 149
50 55 60
3.49 2.96 2.53 2.16
)
60 80 100
)
20 30 40
18
59 68 77 86
15 20 25 30
7.02
158 167 176
65 70 75 80
1.86 1.60 1.39
120 140 160
Temperature / ºF
50 60 70
Temperature / ºC
Page
CONFIDENTIAL
Ver. 1.00
95 104 113
35 40 45
5.85 4.90 4.12
185 194 203 212
85 90 95 100
1.21 1.05 0.92 0.81
180 200 220
80 90 100