This Temperature controller could be fixed on the circulating pumps and working together to control the pump's running automatically by Time or by Artificial or by Temperature as follows:
Circulating on weekly base, it can work automatically, every day can set 6 times to work with set temperature, time, rest day. It could be set by program by user according to their needs.
According to the set temperature, every time to start up pump, it will turn on or off pumps as per program.
According to the water temperature inside the pipe, it can automatically turn on or off the pumps.