Technical data

Table Of Contents
FAULTS
6 720 803 687 (2012/11)74
10.2.10CHECK LINEAR EXPANSION VALVES (LEV)
Fig. 65 Wiring diagram, linear expansion valves LE
[1] Red
[2] Brown
[3] Blue
[4] Orange
[5] Yellow
[6] White
[7] Drive circuit
[8] CNLEV plug
[9] External unit PCB
Reference curve C
Temperature sensor R
120
= 7.465 k 2 % constant
B = 4057 k 2%
Value range
20 °C 250 k
30 °C 160 k
40 °C 104 k
50 °C 70 k
60 °C 48 k
70 °C 34 k
80 °C 24 k
90 °C 17.5 k
100 °C 13.0 k
110 °C 9.8 k
Table 45 Reference curve C
Rt 7 465 4057
1
273 t+
------------------- --
1
393
-----------





exp=
(°C)
)k( Ω
0
100
200
300
400
500
25 50 75 100 120
LEV
M
1
6
4
4
3
2
1
DC12V
3
2
1
3
2
5
4
1
2
3
4
5
6
7
9
8
6 720 646 970-116.1ITL