Mitsubishi Electric PUHZ-W112VAA 11.2kW Mono, Руководство по обслуживанию

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32
OCH681
Low temperature thermistor
• Thermistor <Inlet water> (TH34)
0
:
15 k
"
10
:
9.6 k
"
20
:
6.3 k
"
25
:
5.2 k
"
30
:
4.3 k
"
40
:
3.0 k
"
Thermistor R0 = 15 k
"
± 2.5%
B constant = 3450 ± 2%
R
t
=15exp{3450( 273+t – 273 )}
1
0
10
20
30
40
50
-20 -10 0 10 20 30 40 50
Temperature(
:
)
Resistance (k
"
)
1