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Manitowoc QM20

Manitowoc QM20
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170 Part Number 80-01111-9 7/10
Temperature/Resistance Chart
As the temperature rises at the thermistor block, the
resistance drops.
Important
If the ohmmeter read s “OL,” check the sca le
setting o n the meter before assuming the
thermistor is bad.
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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