14
T1
Ambient air temperature sensor
1
Capillary
T2
Lower tank temperature sensor
2
Refrigerant filter
T3
Upper tank temperature sensor
3
Evaporator
T4
Evaporator (coil) temperature sensor
4
Condenser OUT
T5
Return gas temperature sensor
5
Condenser IN
P1
Low pressure sensor
6
Compressor
P2
High pressure sensor
7
4-way defrosting valve
EXV
Electronic expansion valve
8
Service valve (needle valve)
Parameter No.
Visibility:
U=user
I=installer
Description
Range
Default
Remarks
Adjustable parameters:
0
I/U
Tank water setting temp.
TS1
10 ~ 65°C
Adjust
Adjustable
1
I
Water temp difference
TS6
2 ~ 15°C
5°C
Adjustable
2
I
E-heater off tank water temp
TS2
10 ~ 90°C
65°C
Adjustable
3
I
E-heater delay time
t1
0 ~ 90min
6
t * 5 min
4
I
Week disinfection temperature.
TS3
50 ~ 70°C
70°C
Adjustable
5
I
High temp disinfection time
t2
0 ~ 90 min
30 min
Adjustable
13
I
Disinfection start up time adjusting
0 ~ 23
23:00 h
Adjustable(hour)
14
I
Type of water pump
0/1/2
0
0: no water
pump
1: (circulation
pump)
2: (solar water
pump)
15
I
Setting circulation water temperature
15~50°C
35°C
Adjustable
16
I
The temperature difference to start
the circulation water pump
1-15°C
2°C
Adjustable
17
I
The temperature difference to start
the solar water pump
5-20°C
5°C
Adjustable
18
I
The temperature difference to stop
the solar water pump
1-4°C
2°C
Adjustable
19
I
Low outside temp. electrical heater
activation
0/1
1
Adjustable
0=off, 1=on
20
I
Electrical heater activation during
defrosting
0/1
1
Adjustable
0=off, 1=on
21
I
Disinfection period
1~30 days
7 days
Adjustable
35
I
ON/OFF
0-1
0
0: (remote on/off
signal)
1: (PV function)
Checking parameters:
Check the real temperature and expansion valve working process.
Short press button
to entry temp and EXV open step checking.
A
U
Lower tank water temp.
T2
-9 ~ 99°C
Actual testing value. Error
code P1 will be shown in
case of a malfunction
See fig.11 and 12
Checking parameters: When the unit is on, press button
and hold for 5 seconds to entry the system parameter view
Adjusting parameters: When the unit is off (standby), press simultaneously
+ for 5 seconds to entry the parameter adjusting
interface. A password is necessary to change the parameters!
7. CONTROLLER ADJUSTMENT. PARAMETERS
7.1.
Wiring diagram
7.2.
Parameter list
Содержание HPWH 3.1 200 U02
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