Sell System Controllers

Main functions
1.display clock and week
2.display temperature:for top of tank,for heat collector,for bottom of tank
3.temperature difference circulation pump provide three working scopes to choose
4.temperature difference circulation
5.three periods timing circulation for water-using end
6.three periods timing heating
7.frost protection for heat collector
8.memory function
9.display the fault of temperature sensor
10.display the flux
11.display the system pressure
12.choose system (1-8 system available)
13.high temperature protection for water tank
14.heat collector cooling function
15.control the pump of the water-using end by time and temperature
16.holiday function
17.protect function (memory when power off,contradict bacterium)
18.stop circulation (between heat collector and tank auto-matically under high temperature)
19.adjust the start temperature and stop temperature for the temperature difference
circulation

Main functions
1.display clock and week
2.display temperature:for top of tank,for heat collector,f