Instruction of SR91 Split Pressurized Solar Hot Water System
Page 16 of 49
Note
：
1. If larger power electrical heater (larger than 1500KW) is used, according to the power, we
suggest using controller with 3000W or 4000Woutput.
2. Please remark the power of electrical heater and the voltage used.
Menu Structure
Main
menu
Subm
enu
Factory
set
Adjustable
range
Step
per
adjust
Description
THET
Timing heating function
THTS
S2
S2. S3
Select desired sensor of heated
tank (S3 for T3, S2 for T2)
SMT
OFF
ON/OFF
Intelligent heating Mode
tH1O
04:00 /
40
℃
00:00-23:59/
0-93
℃
0.5C
Switch-on time and temperature
of the first heating section
tH1F
05:00/
50
℃
00:00-23:59/
2-95
℃
0.5C
Switch-off time and temperature
of the first heating section
t H2O
10:00 /
40
℃
00:00-23:59/
0-93
℃
0.5C
Switch-on time and temperature
of the second heating section
tH2F
10:00 /
50
℃
00:00-23:59/
2-95
℃
0.5C
Switch-off time and temperature
of the second heating section
tH3O
17:00 /
50
℃
00:00-23:59/
0-93
℃
0.5C
Switch-on time and temperature
of the third heating section
tH3F
22:00 /
55
℃
00:00-23:59/
2-95
℃
0.5C
Switch-off time and temperature
of the
third heating section
Function setting:
►Press “SET” button to access main menu, and select THET timing heating menu.
►Press “SET” button to set parameter, firstly to select the desired sensor for the heated tank,
