SR971,SR972 Solar station operation manual
-------------------------------------------------------------------------------------------------------------------------------------
16
Note:
Connect the sensors, pumps or switching valves to the controller before you connect the
power supply!
After power is switched on, you can set time, password, select system and relevant
parameters.
6.2 Signal description
Signal on displays shows current status. Their means explain in following table.
Signal
Display
Flash display
Electrical heater is in active
Collector safety temperature function
is in active
Tank urgency stop funtion is in active
Collector cooling function is in
active
Collector
low
temperature
protection is
in active
Collector frost protection function is
in active
Tank recooling function is in active
Tank maximum temperature
protection function is in active
Tank thermostate function is in
active
in active
Tank high temperature cooling
function
in active
Manual function is in active
Holiday function is in active
