170 Part Number 8001119 10/19
Temperature/Resistance Chart
As the temperature rises at the thermistor block, the
resistance drops.
If the ohmmeter reads “OL,” check the scale
setting
on the meter before assuming the
thermistor is bad.
Important
Temperature of Thermistor Resistance
°C °F K Ohms (x 1000)
15.6° - 21.1° 60° - 70° 15.31 - 11.88
21.1° - 26.7° 70° - 80° 11.88 - 9.29
26.7° - 32.2° 80° - 90° 9.29 - 7.33
32.2° - 37.8° 90° - 100° 7.33 - 5.82
37.8° - 43.3° 100° - 110° 5.82 - 4.66
43.3° - 48.9° 110° - 120° 4.66 - 3.75
48.9° - 54.4° 120° - 130° 3.75 - 3.05
54.4° - 60.0° 130° - 140° 3.05 - 2.49
60.0° - 65.6° 140° - 150° 2.49 - 2.04
65.6° - 71.1° 150° - 160° 2.04 - 1.68
71.1° - 76.7° 160° - 170° 1.68 - 1.40
76.7° - 82.2° 170° - 180° 1.40 - 1.17
82.2° - 87.8° 180° - 190° 1.17 - 0.98
87.8° - 93.3° 190° - 200° 0.98 - 0.82
93.3° - 98.9° 200° - 210° 0.82 - 0.70
100° 212°
0.73 - 0.62
(boiling water bath)
104.4° - 110.0° 220° - 230° 0.59 - 0.51
110.0° - 115.6° 230° - 240° 0.51 - 0.43
115.6° - 121.1° 240° - 250° 0.43 - 0.37
121.1° - 126.7° 250° - 260° 0.37 - 0.33
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