HTW VAW Series User Manual

74
PARAMETER CHECKING AND ADUSTMENT
Parameter list
Some system parameters can be checked and adjusted by the controller. Below is the parameter
list:
Parameter
No.
Description Range Default Remarks
0
Tank water setting temp. 10 ~ 70°C 50°C Adjustable
1
Water temperature
gap to restart
2 ~ 15°C 5°C Adjustable
2
E-heater off tank water temp 10 ~ 85°C 55°C Adjustable
3
E-heater delay time
0 ~ 90min
6
t * 5 min
4
Week disinfection temperature
50 ~ 70°C
70°C
Adjustable
5
High temp disinfection time
0 ~ 90 min
30 min
Adjustable
6
Defrosting period
30~90 min
45 min
Adjustable
7
Defrosting entry coil temp.
-30 ~ 0°C
-7°C
Adjustable
8
Defrosting exit coil temp.
2 ~ 30°C
13°C
Adjustable
9
Max defrosting cycle period
1 ~ 12 min
8 min
Adjustable
10
Electronic expansion valve
adjustment
0/1 1
Adjustable
1-auto)
(0-manual，
11
Target over-heat degree
-9 ~ 9°C
5°C
Adjustable
12
Steps of manually adjusting the
electronic expansion valve
10
step
~
50
35 step Adjustable
13
Disinfection
adjusting
start up time
0~23 23 Adjustable(hour)
14
Parameter of solar water pump 0/1 0
Adjustable( 0 without
water pump，1with water
pump)
15
Solar water pump star return
difference
2-20℃
10 Adjustable
16
High temp disinfection
frequency
7-28day 7 Adjustable
17
Temperature setting
method
0/1 1
18
Set temperature when light
source is present (PV is on)
10 ~ 70°C 60
19
Set temperature when no light
source (PV is alternating)
10 ~ 70°C 50
A
Inlet water temp.
sensor detect range
-9 ~ 99°C
Actual testing value. Error code P1
will be shown in case of a
malfunction
B
Outlet water temp.
sensor detect range
-9 ~ 99°C
Actual testing value. Error code P2 will
be shown in case of a malfunction

HTW VAW Series Specifications

General

Brand	HTW
Model	VAW Series
Category	Heat Pump
Language	English