Immergas MAGIS M4-30 Use And Installation page 58
Block heat pumps
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Also See for MAGIS M4-30:
- Instructions manual (52 pages) ,
- Use and installation (140 pages)
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3) PCB B, Scheda di controllo principale del sistema a pompa di calore
3) PCB B, main control board of heat pump system
4
CN3
3
CN27
CN22
2
1
CN28
CN18
CN7 CN5 CN6 CN16 CN19
3
4
3
3
3
2
3
1
Code
Assembly unit
1
Output port L to PCB A (CN28)
2
Reserved (CN22)
3
Output port L to PCB A (CN27)
4
Reserved (CN3)
5
Port for earth cable (PE2)
6
Digital display (DSP1)
7
Port for communication with PCB A (CN17)
8
Port for earth cable (PE1)
9
Reserved (CN26)
10
Input port for neutral cable (CN10)
11
Input port for live cable (CN11)
Port for external room temperature sensor and con-
12
denser temperature sensor (CN9)
13
Output port for +12V/9V (CN24)
14
Port for intake temperature sensor (CN1)
15
Port for drain temperature sensor (CN8)
16
Port for pressure sensor (CN4)
17
Port for high pressure switch (CN13)
5
6
PE2
CN55
CN21
CN33
CN2 CN30
3
0
29
28
27
26 25 24
7
8
9
10
PE1
CN17
CN26
CN36
CN37 CN38 CN20
2
3
2
2
2
1
Code
18
Port for low pressure switch (CN14)
Port for communication with hydro-box control board
19
(CN29)
20
Reserved (CN20)
21
Reserved (CN38)
22
Reserved (CN37)
23
Reserved (CN36)
24
Port for communication (reserved CN30)
25
Port for communication (reserved CN2)
26
Reserved (CN55)
27
Port for electric expansion valve (CN33)
28
Reserved (CN21)
29
Reserved (CN19)
30
Port for frame electric heating tape (CN16) (optional)
31
Port for 4-way valve (CN6)
32
Port for SV6 valve (CN5)
33
Port for compressor 1 electric heating tape (CN7)
34
Port for compressor 2 electric heating tape (CN18)
58
CN10
11
CN11
12
CN24
13
CN1
14
CN9
CN8
15
16
CN4
17
CN13
18
CN14
CN29
19
20
Assembly unit
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