Mitsubishi Electric ecodan PUHZ-W50VHA2, Руководство по обслуживанию

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Low temperature thermistor
• Thermistor <Inlet Water> (TH32)
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
0.5
2.5 5
2.5
4.5
Vout (V)
PRESSURE
(MPa)
3
2
1
WHT
BLU
BLK
SENSOR
5 V DC
GND
63HS
Vout MICRO
PROCESSOR
MULTI
CONTROLLER BOARD
3
-
1
: 5 V (DC)
2
-
1
: Output Vout (DC)
<HIGH PRESSURE SENSOR>
0
:
15 k
"
10
:
9.6 k
"
20
:
6.3 k
"
25
:
5.2 k
"
30
:
4.3 k
"
40
:
3.0 k
"
OCH605A