SHERPA SHW
Sanitary water heat pump
26
11.5
PARAMETER CHECKING AND ADJUSTMENT
Some parameters can be checked and adjusted by the controller. Below is the parameter list.
Parameter
no.
Visibility
U=user
I=installer
Description
Range
Default
Remarks
0
I/U
Tank water setting temp. (TS1)
10 ~ 65°C
55°C
Adjustable (it can be also modified by
the user in normal function)
1
I
Water temp. difference TS6
2 ~ 15°C
5°C
Adjustable
2
I
E-heater off tank water temp. (TS2)
10 ~ 75°C
65°C
Adjustable
3
I
E-heater delay time
0 ~ 90
6
t * 5 min, Adjustable
4
I
Week disinfection temperature TS3
(related to
upper tank temp T3)
60 ~ 70°C
70°C
Adjustable
5
I
High temp disinfection time t2
30 ~ 90 min
30 min
Adjustable
13
I
Disinfection start up time adjusting
0~23
23
Adjustable
14
I
Pump usage selection
0/1/2
0
Adjustable
(0=disabled, 1=sanitary hot water
circulation usage, 2=solar water
circulation usage)
15
I
Water circulation temp. setting
15 ~ 50°C
35°C
Adjustable
16
I
Offset for sanitary hot water circulation
1 ~ 15°C
2°C
Adjustable
17
I
Water difference temp. for solar pump restart
5 ~ 20°C
5°C
Adjustable
18
I
Offset for solar water circulation
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
32
I
E-heater activation for heat pump integration
0/1
1
Adjustable
0=off, 1=on
33
I
E-heater activation hysteresis
1 ~ 10°C
3°C
Adjustable
35
I
ON/OFF contact configuration
0/1
0
0=on/off
1=photovoltaic
A
U
Lower tank temp T2
0 ~ 99°C
Actual testing value. Error code P1 will be shown in
case of a malfunction
B
U
Upper tank temp T3
0 ~ 99°C
Actual testing value. Error code P2 will be shown in
case of a malfunction
C
U
Coil temp.
-15 ~ 99°C
Actual testing value. Error code P3 will be shown in
case of a malfunction
D
U
Return gas temp.
-15 ~ 99°C
Actual testing value. Error code P4 will be shown in
case of a malfunction
E
U
Ambient temp.
-15 ~ 99°C
Actual testing value. Error code P5 will be shown in
case of a malfunction
F
U
Hot sanitary/solar water temp.
0 ~ 125°C
Actual testing value. Error code P6 will be shown in
case of a malfunction, no error if parameter14=0
G
U
EXV open steps
10 ~ 47 step
N*10 step
H
U
Effective water set for heat pump
10 ~ 65°C
If the working of the unit exceeds the region that is
indicated in Paragraph 17 for high water and air
temperatures, the effective water set is automatically
lowered on respect of TS1 that was set by the user.
