SR971,SR972 Solar station operation manual
-------------------------------------------------------------------------------------------------------------------------------------
45
temperature , adjustable range :0 ~95
o
C.
► Press “ESC” button to exit the menu.
►Press “ ” button, “AHF 07
o
C-----
” blinks on the
screen.
►Repress “ ” button, to adjust switch-off
temperature , adjustable range :0 ~95
o
C.
►Press “ESC” button to exit the menu or wait for 20
seconds to exit, parameters are saved automatically.
AH O: Switch-on temperature of thermostat
，
adjustable range : 0
～
95
o
C, factory set: 2
o
C
AH F: Switch-off temperature of thermostat
，
adjustable range : 0
～
95
o
C, factory set: 7
o
C
AHO signal displays on the screen, indicates this function is in operation.
Note:
Temperature sensor (T4) is not included within standard delivery, it should purchase
seperately.
Heat loss Heating
7.7.10 Submenu - COOL Tank cooling function
Functional description:
Tank cooling function is a independent system and is separated from solar system, it is
used to transfer redundant thermal energy of tank to keep tank with a constant temperature.
Therefore, it needs an extra electromagnetic valve or a circulation pump ( connected on
terminal R3), for tank 1, temperature is controlled by T2.
Example:
Set tank cooling temperature is 70
o
C, when tank temperature T2 rises up to 71
o
C, tank
