Operation manual of solar controller SR658
Page 75 of 105
Main
menu
Submenu
1
Default
Set
Adjust
range
Adjust step
Description
DLHTX
Thermal energy transferring between
2 tanks
L1H2O
80
℃
60
℃
～
90
℃
0.5
℃
Switch-on temperature difference for
heat transfer from tank1 to tank 2
L1H2F
60
℃
0
℃
～
ON-2
℃
0.5
℃
Switch-off temperature difference for
heat transfer from tank1 to tank 2
L2H1O
60
℃
30
℃
～
60
℃
0.5
℃
Switch-on temperature difference for
heat transfer from tank2 to tank1
L2H1F
40
℃
0
℃
～
ON-2
℃
0.5
℃
Switch-off temperature difference for
heat transfer from tank2 to tank 1
Function set:
►Press “SET” button to select main menu “DLHTX”
►Press “SET” button, “L1H2O 80
o
C
” displays on the screen
►Press “SET” button, “80
o
C
” blinks on the screen
►Press “↑”, “↓” button, to adjust the switch-on temperature of heat transfer from tank 1 to
tank 2
►Press “SET” or “ESC” button, to confirm the setting
►Press “↑” button, “L1H2F 60
o
C
” displays on the screen
►Press “SET” button, “60
o
C
” blinks on the screen
►Press “↑”, “↓” button, to adjust the switch-off temperature of heat transfer from tank 1 to
tank 2
►Press “SET” or “ESC” button, to confirm the setting
►Press “↑” button, “L2H1O 60
o
C
” displays on the screen
►Press “SET” button, “60
o
C
” blinks on the screen
►Press “↑”, “↓” button, to adjust the switch-on temperature of heat transfer from tank 2 to
tank 1
►Press “SET” or “ESC” button, to confirm the setting
►Press “↑” button, “L2H1F 40
o
C
” displays on the screen
►Press “SET” button, “40
o
C
” blinks on the screen
►Press “↑”, “↓” button, to adjust the switch-off temperature of heat transfer from tank 2 to
tank 1
►Press “SET” or “ESC” button, to confirm the setting
（
17
）
AUX Auxiliary functions
Note
：
in a system, if several auxiliary functions are all allocated to output R2 ( see
