21
5
12
13
14
15
16
17
8 10
9
6
11
4
5
6
5
6
1
2
3
2
3
2
3
6
6
6
7
Outdoors Equipment room Indoors
Master unit
ODU
Hydro module
Water flow switch
Wired controller (Accessory)
Y-shaped filter (Accessory)
Check valve (Field supply)
Safety valve (Accessory)
Drain valve (Field supply)
Water expansion tank (Field supply. For model
selection, see page 22.)
Water replenishing valve (Field supply)
Water pump (Field supply. For model selection, see
page 22.)
Discharge valve (Field supply)
Water tank (Field supply)
Temperature sensor of the water tank (Accessory)
Tap (Field supply)
Water tank and water pump (Field supply)
One-way valve (Field supply)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
To enable the group control function, you need to use the
following steps to set the DIP switch on the main board:
for the master hydro module, turn digit 11; for the slave
hydro module, turn digit 10.
SW4
ON
1 2
Group control function setting:
00 and 01: Group control function is
unavailable.
11: Group control function is available.
This hydro module is a master hydro
module.
10: Group control function is available.
This hydro module is a slave hydro
module.
ON=1,OFF=0
Only one hydro module can be master hydro
module in group control.
The master unit must be connected to a
wired controller. The wired controller is used
to set the desired water tank temperature.
STATEMENT
The slave unit can be connected to or is not
connected to a wired controller. The wired
controller of the slave unit provides the
query function only.
The pump is controlled by the master unit.
The temperature sensor of the water tank is
connected to the master unit.
The wired controller is connected to the
master unit is used to set the desired water
tank temperature.
Temperature settings for the wired controller of the
master unit:
27-05-2019
Sets the desired water tank
temperature, ranging from
25°C to 80°C
04:27 sun
DHW
TANK
ON
45
°C
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