Setting Menu; Maximum Temperature On Tank 1; Maximum Delta Temperature For Tank; Minimum Delta Temperature For Tank - Immergas DOMESTIC SOL 750 V2 Instructions Pour L'installation Et L'utilisation

4
SETTING
MENU.
On this menu you have all adjustable parameters
of your installation.
Several parameters are not available with all
systems.
In order to enter in the setting menu press on
the same time on the (-
you enter on the installation menu (the first pa-
rameter "TkM1" is displayed), you could choose
another parameter by pressing the navigation
key (OK).
Once the desired parameter displayed you can
change the value with the keys (
4.1 MAXIMUM TEMPERATURE ON
TANK 1.
"TkM1" parameter (Default value "65°C").
- Maximum value of desired water temperature
on the tank1 during normal operation. (Adju-
stable 15 to 95°C with factory value 65°C).
4.2 MAXIMUM DELTA TEMPERATURE
FOR TANK 1
"dtM1" parameter (Default value "15°C").
- Difference between collector temperature T1
and tank1 temperature T2 to start the main
pump1. (Adjustable 3 to 40°C with factory
value 7°C).
4.3 MINIMUM DELTA TEMPERATURE
FOR TANK 1.
"dtm1" parameter (Default value "7°C").
- Difference between collector temperature T1
and tank1 temperature T2 to stop the main
pump 1. (Adjustable 2 to (dTMax tank1 -2°C)
with factory value 3°C).
4.4 MAXIMUM TEMPERATURE ON
TANK 2.
"TkM2" parameter (Default value "65°C").
- Maximum value of desired water temperature
on the tank2 during normal operation. (Adju-
stable 15 to 95°C with factory value 65°C).
◀ ▶
) and ( +) keys. When
▶ ◀
+) or (- ).
4.5 MAXIMUM DELTA TEMPERATURE
FOR TANK 2.
"dtM2" parameter (Default value "15°C").
- Difference between collector temperature T1
and tank2 temperature T3 to start the main
pump 1. (Adjustable 3 to 40°C with factory
value 7°C).
4.6 MINIMUM DELTA TEMPERATURE
FOR TANK 2.
"dtm2" parameter (Default value "7°C").
- Difference between collector temperature T1
and tank 2 temperature T3 to stop the main
pump 1. (Adjustable 2 to (dTMax tank 2 -2°C)
with factory value 3°C).
N.B.: With a system with two tanks you could
choose a priority tank in the "Installation" menu
in submenu "Priority tank", and also choose
the time of the loading cycle for the secondary
tank in submenus "Prio tank load" and "Prio
tank break".

4.7 TIME DELAY P2.

"P2dY" parameter (Default value "1 min").
Available only with the system 6.
- delay time for the start up of the pump P2
after the pump P1 start up. (Adjustable 0 to
30 minutes with factory value 1 minute).
4.8 MINIMUM TEMPERATURE ON
COLLECTOR.
"mtCo" parameter (Default value "25°C").
- This setting level is used to define a minimum
temperature on the collector to authorize the
solar loading. (Adjustable between 0°C and
99°C with default value 25°C).
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