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ENGLISH
9.3.1
Main control board of hydraulic module
30
29
32
25 26 27
28
31
7
12
11
10
9
18
8
7
5
23
22
24
1
2
13
3
4
6
20
14 15
17
19
16
21
6
8
9 10
5
4
3
2
1
CN4
CN22
CN5
S3
DIS1
CN24
CN1
CN2
CN6
CN8
CN13
CN15
CN16
CN18
CN28
S2
CN42
CN21
S1
S4
CN11
CN7
CN17
CN19
CN30
CN35
CN14
CN31
CN36
1
4
5
2 3
CN25
6
CN29
CN40
CN41
9
10
11
12
13
14
15
17
18
19
7
8
16
20
21
25
26
27
28
29
30
31
CN32
32
SW9
22
23
24
Order Port
Code
Assembly unit
1
CN21
Power
Port for power supply
2
S3
/
Rotary dip switch
3
DIS1
/
Digital display
4
CN5
GND
Port for ground
5
CN28
PUMP
Port for variable speed pump power input
6
CN25
DEBUG
Port for IC programming
7
S1,S2,S4,SW9 /
Dip switch
8
CN4
USB
Port for USB programming
9
CN8
FS
Port for flow switch
10
CN6
T2
Port for temperature sensors of refrigerant liquid side temperature of indoor unit (heating mode)
T2B
Port for temperature sensors of refrigerant gas side temperature of indoor unit (cooling mode)
TW_in
Port for temperature sensors of inlet water temperature of plate heat exchanger
TW_out
Port fot temperature sensors of outlet water temperature of plate heat exchanger
T1
Port for temperature sensors of final outlet water temperature of indoor unit
11
CN24
TBT1
Port for upper temperature sensor of balance tank
12
CN16
TBT2
Port for lower temperature sensor of balance tank
13
CN13
T5
Port for domestic hot water tank temp. sensor
14
CN15
TW2
Port for outlet water for zone 2 temp. sensor
15
CN18
Tsolar
Port for solar panel temp sensor
16
CN17
PUMP_BP
Port for variable speed pump communication
17
CN31
HT
Control port for room thermostat (heating mode)
COM
Power port for room thermostat
CL
Control port for room thermostat (cooling mode)
18
CN35
SG
Port for smart grid (grid signal)
EVU
Port for smart grid (photovoltaic signal)
19
CN36
M1 M2
Port for remote switch
T1 T2
Port for thermostat transfer board
20
CN19
P Q
Communicate port between indoor unit and outdoor unit
21
CN14
A B X Y E
Port for communication with the wired controller
22
CN30
1 2 3 4 5
Port for communication with the wired controller
6 7
Communicate port between indoor unit and outdoor unit
9 10
Port for internal machine cascade
23
CN7
26 30/31 32
Compressor run/Defrost run
25 29
Port for antifreeze E-heating tape (external)
27 28
Port for additional heat source
Содержание 20191845
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