SR971,SR972 Solar station operation manual
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Temperature precondition:
When the tank temperature T3 is 3
o
C higher than the switch-on
temperature, temperature controling function can be triggered.
Every day 3 timing set:
Default time section set:
First time section: DHW Pump activated at 05.00 am, and deactivated at 07:00 am.
Second time section: DHW Pump activated at 11.00 am, and deactivated at 13:00 pm
Third time section: DHW Pump activated at 17.00 pm, and deactivated at 22:00 pm..
If you want to cancel a time section, then please set same time for the activated time and
deactivated time, for example: set activate time is 05:00, and set deactivate time is also
05:00.
Note:
Temperature controlling is prior to time controlling for DHW pump, when controller detects
return pipe T5 temperature, controller will trigger temperature controlled DHW pump, and at
same time close time controlled DHW pump.
tCYC menu is used for setting time section, pump operatioin time and temperature, it is not
to trigger DHW pump function, Access the main menu FUN, then submenu CIRC to
activate this function ( detailed see 7.7.2)
once you install this return pipe sensor, please keep minimum distance of 1.5m to tank to
avoid the large measure error.
Setup steps:
Under standy status, access to main menu tCYC, to set start and close time of every time
section, DHW operation time and interval time, or switch-on/off temperature.
►Press “SET” button, access tCYC manu, “tC 1o
05:00
”displays, start time of first time section can be set
now.
►Press“SET”button, hour area “05”blinks.
►Press button, to adjust hour of clock
►Press“SET”button again, “00”of minute area blinks
► Press button to adjust minute
