Timing heating
Temperature difference control 3*Δ T
Collector emergency shutdown
Collector cooling function
Collector low temperature protection
Collector frost protection
Tank re-cooling function
Celsius and Fahrenheit transferring
Maximum temperature of tank (2*storage tanks)
Maximum turn off temperature
(for solid fuel boiler, return heating, heat transferring between tanks)
Minimum turn-on temperature
(for solid fuel boiler, return heating, heating transferring between tanks)
Anti-Legionella function
Temperature controlled hot water circulation pump
Switch on/off temperature of solid fuel boiler( Independent of system)
RPM speed controlling(2*semiconductors)
Thermal energy measuring
Priority logic of multiple-tanks( 2*storage tanks)
Pump interval function
Thermostat function( Independent of system)
High temperature by-pass function(Collector cooling down)
Solar circulation bypass
Circulating pump delay function
Data logging onto SD memory card
Internet access
Manual Control( for 7 outputs: P1...P4, R1, R2, H1)
Password setting
Recovery to factory setting
Holiday function
Manual Heating
Temperature query function
Memory Protection
Screen protection
Trouble shooting
Trouble protection
Trouble checking