28
9.3.1 Main control board of hydraulic module
1-phase 5/7/9kW
1-phase 12/14/16kW
3-phase 12/14/16kW
5
27
26
25
24
23
22
21
20
19
18
17
16
15
1
2
3 4
6
7
8
9
10
13
11
14
12
Assembly unit
Coding
1
2
3
4
5
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
Input port for solar kits(CN5)
Output port for transformer(CN4)
Power supply port for the wired controller(CN36)
Port for remote switch(CN12)
Port for flow switch(CN8)
Port for communication with PCB B(CN19)
Port for temp.sensors(TW_out, TW_in, T1, T2,T2B )(CN6)
Port for temp.sensor(T5, domestic hot water tank temp.sensor)(CN13)
Port for temp.sensor(T1B, the final outlet temp.sensor)(CN15)
Digital display(DIS1)
Rotary dip switch(S3)
Dip switch(S1,S2)
Output port for deforst(CN34)
Port for anti-freeze eletric heating tape (internal)(CN40)
Port for anti-freeze eletric heating tape (internal)(CN41)
Output port for external heating source /Output for operation(CN25)
Port for anti-freeze eletric heating tape(HEAT) /solar energy pump(P_S)/remote alarm(ALARM)(CN27)
Port for external circulted pump
(
P_o
)/
pipe pump(P_d)/mix pump(P_c)/2-way valve(SV2)(CN37)
Port for SV1(3-way valve) and SV3(CN24)
Port for internal pump(CN28)
Input port for transformer(CN20)
Feedback port for temperature switch(CN1)
Port for power supply(CN21)
Feedback port for external temp. switch(shorted in default)(CN2)
Control port for backup heater/booster heater(CN22)
Control port for room thermostat(CN3)
6
Port for communication with the wired controller(CN14)
Summary of Contents for Monobloc R32
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