Instruction of SR81 Split Pressurized Solar Hot Water System
Page 45 of 59
►Press “SET” or “ESC” to save the setting
►Press “+”, “TDIS 70
o
C” displays on the screen
►Press “SET”, “70
o
C” blinks
►Press “+/-”, to adjust the temperature of disinfection
►Press “SET” or “ESC” to save the setting
►Press “+”, “SDIS 18:00” displays on the screen
►Press “SET”, “18” blinks
►Press “+/-”, to adjust the start time of the disinfection
►Press “SET” or “ESC” to save the setting
8.10 OPAR Parallel relays
Function Description:
Controller enables a separated relay (R3) and pump relay (R1) to parallel control a motored
valve or a pump.
If solar system runs (R1) or if solar function is activated, then the corresponding allocated
parallel relay R3 is also energized. Parallel relays can be off reversely.
INVE OFF
，
then R1 is energized, parallel relay R3 is energized also.
INVE ON
，
then R1 is de-energized, but parallel relay R3 is energized .
Menu Structure:
Menu
Subm
enu
Factory
set
Adjusta
ble
range
Step
per
adjust
Description
OPAR
OFF
ON/OF
F
Parallel relays on/off
INVE
OFF
ON/OF
F
Logic of parallel relays on/off
Function setting
►Select OPAR main menu
►Press “SET”, “OPAR OFF” display
