Mitsubishi Electric Mr.Slim PLA-RP3AA Service Manual page 36

<Thermistor Characteristic graph>
Room temperature thermistor(TH1)
Thermistor for
Pipe temperature thermistor(TH2)
lower temperature
Condenser/evaporator temperature
thermistor(TH5)
Thermistor R =15k' ± 3%
0
Fixed number of B=3480k' ± 2%
1
Rt=15exp { 3480(
273+t
0: 15k'
10: 9.6k'
20: 6.3k'
25: 5.2k'
30: 4.3k'
40: 3.0k'
Thermistor for
drain sensor
Thermistor R =6.0k' ±5%
0
Fixed number of B=3390k' ±2%
1
Rt= 6 exp { 3390(
273+t
0: 6.0k'
10: 3.9k'
20: 2.6k'
25: 2.2k'
30: 1.8k'
40: 1.3k'
1
) }
273
1
) }
273
< Thermistor for lower temperature >
50
40
30
20
10
0
-20 -10 0
< Thermistor for drain sensor >
10
9
8
7
6
5
4
3
2
1
0
-20
36
10 20 30 40 50
Temperature (:)
0 20 40 60 80
Temperature (:)