Airwell WELLEA MONOBLOC DF A R32 Installationsanleitung Seite 27

9.3.1 Main control board of indoor unit
1
CN21
CN32
32
CN29
31
30
CN42
29 CN40
28
CN41
CN22
27
CN1
26
25 CN2
1 2
13 14
Order Port Code
1 POWER
CN21 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
Dip switch
/
7
S1,S2,S4,SW9
8 CN4 USB Port for USB programming
9 CN8 FS Port for flow switch
Port for temperature sensors of refrigerant liquid
T2
side temperature of indoor unit (heating mode)
Port for temperature sensors of refrigerant gas
T2B
side temperature of indoor unit (cooling mode)
Port for temperature sensors of inlet water
CN6 TW_in
10
temperature of plate heat exchanger
Port for temperature sensors of outlet water
TW_out
temperature of plate heat exchanger
Port for temperature sensors of final outlet
T1
water temperature of indoor unit
Port for balanced water tank of up temp. sensor
11
CN24 Tbt1
Port for balanced water tank of dowm temp.
Tbt2
12 CN16
sensor
13 CN13 T5 Port for domestic hot water tank temp. sensor
14 CN15 Port for outlet water for zone 2 temp. sensor
Tw2
15 CN18 Tsolar Port for solar panel temp. sensor
16 PUMP_BP Port for variable speed pump communication
CN17
Control port for room thermostat (heating mode)
HT
17 CN31
Power port for room thermostat
COM
CL Control port for room thermostat (cooling mode)
Port for smart grid (grid signal)
SG
CN35
18
Port for smart grid (photovoltaic signal)
EVU
2 3 4
5
CN5 CN28
CN25
DIS1
S3
S4
3 4 5 6 7 8 9 10
15 16 17 18 19 20 21
CN11
24
Assembly unit
6 9
7 8
CN8
S1 S2
CN4
SW9
11 12 25 26 27 28
29 30
22 23 24 31 32
CN7
23
Order Port Code
M1 M2 Port for remote switch
19 CN36
Port for temperature board
T1 T2
Communicate port between indoor unit and
20 CN19 P Q
outdoor unit
CN14 A B X Y E Port for communication with the wired controller
21
1 2 3 4 5 Port for communication with the wired controller
Communicate port between indoor unit and
22 CN30 6 7
outdoor unit
9 10 Port for Internal machine Parallel
26 30/31 32
Compressor run/Defrost run
23 CN7 25 29 Port for antifreeze E-heating tape(external)
Port for additional heat source
27 28
1 2 Input port for solar energy
3 4 15 Port for room thermostat
5 6 16 Port for SV1(3-way valve)
7 8 17
Port for SV2(3-way valve)
9 21 Port for zone 2 pump
10 22 Port for outside circulation pump
24 CN11
11 23 Port for solar energy pump
12 24 Port for DHW pipe pump
13 16 Control port for tank booster heater
14 17 Control port for internal backup heater 1
18 19 20 Port for SV3(3-way valve)
Feedback port for external temperature
25
CN2 TBH_FB
switch(shorted in default)
Feedback port for temperature switch
26
CN1 IBH1/2_FB
(shorted in default)
Control port for internal backup heater 1
IBH1
27
CN22 IBH2 Reserved
Control port for tank booster heater
TBH
HEAT8 Port for anti-freeze electric heating tape(internal)
28 CN41
29 CN40 HEAT7 Port for anti-freeze electric heating tape(internal)
30 CN42 HEAT6 Port for anti-freeze electric heating tape(internal)
31 CN29 HEAT5 Port for anti-freeze electric heating tape(internal)
32 CN32
IBH0 Port for backup heater
23
10
11
CN24
12
CN6
CN16
13
CN13
14
CN15
15
CN18
16
17
CN31
18
CN35
19
CN36
20
CN17
5
1 2 3 4
21
6 7 8 9 10
CN30
22
Assembly unit