SUNFLOWER SR868C8 - Page 3

Operation manual of solar water controller SR868C8/SR868C8Q
---------------------------------------------------------------------------------------------------------------------------------------------------
- 2 -
(for circuit pump’s speed adjusting)----------------------------------------------26
4.6.3.2 RIS Temperature increase rate
(for circuit pump speed adjusting)-----------------------------------------------27
4.6.4 OHQM Thermal energy measuring-----------------------------------------------------27
4.6.4.1 FMAX Flow rate---------------------------------------------------------------------------28
4.6.4.2 MEDT Type of heat transfer liquid----------------------------------------------------29
4.6.4.3 MED% Concentration of heat transfer liquid -----------------------------29
4.6.5 INTV Pump interval function-------------------------------------------------------------30
4.6.5.1 tSTP Pump interval- time--------------------------------------------------------------31
4.6.5.2 tRUN Pump running time -------------------------------------------------------------31
4.6.6 BYPR High temperature by-pass function
(tank temperature automatically adjusting)-----------------------------------------31
4.7 HND Manual mode---------------------------------------------------------------------------------32
4.8 PASS Password setting-------------------------------------------------------------------------33
4.9 LOAD Recovery to factory setting------------------------------------------------------------34
4.10 ON/OFF button------------------------------------------------------------------------------------35
4.11 Holiday function-----------------------------------------------------------------------------------35
4.12 Manual heating-----------------------------------------------------------------------------------36
4.13 Temperature query function-------------------------------------------------------36
5. Protection function ------------------------------------------------------------------------------37
5.1 Memory Protection-------------------------------------------------------------------------37
5.2 Screen protection----------------------------------------------------------------------------------37
6. Troubles Shooting--------------------------------------------------------------------------------37
6.1 Trouble protection ---------------------------------------------------------------------------------37
6.2 Trouble checking ----------------------------------------------------------------------------------39
7. Quality Guarantee ---------------------------------------------------------------------------------40
8. Technical data --------------------------------------------------------------------------------------41
9. Delivery scope--------------------------------------------------------------------------------------42
10. Device matchable to this controller-------------------------------------------------------------42