Resistance Of Temperature Sensor - Mitsubishi Electric PURY-80TMU Service Handbook

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[5] Resistance of Temperature Sensor

Thermistor for low temperature
= 15kΩ ± 3% (TH3 ~ 9)
Thermistor R
o
R
= 15exp {3460 (
t
273+tc
9
∗˚F=
× ˚C + 32
5
Temperature (˚C)[˚F]
= 33kΩ ± 1% (TH2)
Thermistor R
o
R
= 33exp {3965 (
t
273+tc
9
∗˚F=
× ˚C + 32
5
Temperature (˚C)[˚F]
1
1
-
)}
273+0
1
1
-
)}
273+0
= 7.465kΩ ± 2% (TH1, 10)
Thermistor R
120
R
= 7.465exp {4057 (
t
273+tc
9
∗˚F=
× ˚C + 32
5
Temperature (˚C)[˚F]
= 17kΩ ± 2% (THHS)
Thermistor R
50
1
R
= 17exp {4170 (
t
273+tc
9
∗˚F=
× ˚C + 32
5
Temperature (˚C)[˚F]
–47–
1
1
-
)}
273+120
1
-
)}
273+50
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