TR4100SOL solar system controller

TFT touch screen operation;
2 x PT1000 inputs;
5 x NTC10K inputs;
Up to 8 systems available;
Two solar collector areas maximum;
Two storage tanks maximum;
Fresh water circulation pump control(time and temperature mode);
Two external auxiliary heating control maximum;
Pump speed control(2 pumps with proportional control);
Protection of collector at low temperature;
Maximum collector temperature function;
Maximun tank temperature function;
Auxiliary heating at present time sections;
Anti-bacteria function;
Anti-dry heating function;
Holiday function;
Memory backup when power is cut off.