SR882 operation manual
~ 43 ~
►
Press
“+” “-” button to adjust function switched-on
temperature, adjustable range is 5
o
C ~ 120
o
C
。
► Press “ESC” button to exit the menu or wait for 20
seconds to exit automatically, parameters are saved
automatically.
This signal blinks on the screen; it indicates tank cooling function is activated.
Application example for reference
4.8.3 AHO Auto thermostat function
Description:
Thermostat function keeps the tank temperature is always same, it is independent of the
solar system's operation; when tank temperature is below the switch-on temperature (ATO)
of this function, the function controls to trigger back-up heating device. When tank is
overheated, this function will transfer heat energy from tank to other place, and ensure tank
temperature is constant. For this function it is necessary to install an extra electromagnetic
valve or a circuit pump P2, corresponding temperature is T4.
Note:
When AHO
<
AHF
:
This function is used to control back-up heating.
When AHO
>
AHF
:
This function is used to transfer energy from tank to other place, control
tank temperature is constant.