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P a g e
Display
Solatherm Control Units are independent from the grid and require no mains
power connection to operate, hence, the unit will only operate and display
user information when there is sufficient energy from the sun. It is normal for
the LCD display and lights to flicker or not fully display in low light conditions.
1
LCD Display
Scrolling display showing the array voltage and when the heating element is
activated, the current and power. The second line shows the kW/h consumed for
the day and the total kW/h consumption.
2
Power
(red)
LED illuminated red when the main array is connected and supplying power to
the unit. In low light conditions this light may be the only LED lit or flashing.
3
Heating
(green)
LED illuminated green when the controller has energized the heating element.
4
40
0
-70
0
C
(orange)
LED's illuminated orange - an approximate indication of the average temperature
of the water stored in the storage vessel.
5
Divert LED
(green)
PV360SWT: Green LED will illuminate when the heating element is switched off
and the secondary output is switched on.
PV360BMS: Green LED will flash when the output load is shared (Hot water and
diversion) and will remain on when the second output is 100%.
1
2
3
4
Figure 1.
5
