Menu
SG ready input control for
bivalent system follow below
input condition.
SG signal
Operation pattern
Vcc-bit1
Vcc-bit2
Heat Pump OFF,
Open
Open
Boiler OFF
Heat Pump ON,
Short
Open
Boiler OFF
Heat Pump OFF,
Open
Short
Boiler ON
Heat Pump ON,
Short
Short
Boiler ON
External SW
5.12
Solar connection
5.13
• The optional PCB connectivity
must be selected YES to
enable the function.
• If the optional PCB
connectivity is not selected,
the function will not appear on
the display.
• DHW is not applicable for
WH-ADC *models.
Default Setting
Setting Options / Display
Delay timer to stop
the bivalent heat
0:30
source
(in hour and minutes).
Control pattern Advanced parallel DHW Yes
• DHW Tank is activated only after selecting
"Yes".
Delay timer to start
the bivalent heat
0:30
source
(in hour and minutes).
Yes SG ready
Option to set external
pump either ON or
OFF during bivalent
OFF
operation. Set to ON
if system is simple
bivalent connection.
No
No
Yes
Buffer tank
Selection of the tank
Yes After selecting the tank
Set T ON
10 °C
temperature
EN
27