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23
Room temperature Sensor Input
Temperature
(°C)
No. 15
-10 4.06
0 3.60
15 2.76
25 2.20
40 1.48
Voltage (V)
Table 3-1
Sensor(3)
MICOM
15
R4
300
C13
0.01
R3
12.7K
Vcc
ROOM:PT-K43C
2
1
DESCRIPTION
Number 15 of Micom is Terminal of A/D convertor Input.
Room temperature is sensing by change of Thermister Resistance, Micom is put in 5V by ratio between R3
(12.7KΩ) and Room sensor.
Relation between temperature and voltage is following Table 3-1.
C13 is Noise filter.