Caution
Higher value on "Start compressor" gives more
compressor starts, which increase wear on the
compressor. Too low value can give uneven indoor
temperatures.
Start active cooling: Here, you set when active cooling will
start.
MENU 7.2 - ACCESSORY SETTINGS
The operating settings for accessories that are installed and
activated are made in the sub-menus for this.
MENU 7.2.1 - ADD/REMOVE ACCESSORIES
Here, you tell VVM S320 which accessories are installed.
To identify connected accessories automatically, select
"Search for accessories". It is also possible to select accessor-
ies manually from the list.
MENU 7.3 - MULTI-INSTALLATION
You make settings for the heat pump that is connected to
VVM S320 in the sub-menus.
MENU 7.3.1 - CONFIGURE
Search installed heat pumps: Here, you can search for, ac-
tivate or deactivate the connected heat pump.
MENU 7.3.2 - INSTALLED HEAT PUMP
Here, you make settings that are specific for the installed
heat pump. To see what settings you can make, see the In-
staller Manual for the heat pump.
MENU 7.3.3 - NAME HEAT PUMP
Here, you can give a name to the heat pump that is connec-
ted to VVM S320.
MENU 7.3.5 - SERIAL NUMBER
Here, you allocate a serial number for your heat pump.
Caution
This menu is only shown if at least one connected
heat pump does not have a serial number. (This
can occur during service visits.)
MENU 7.4 - SELECTABLE IN/OUTPUTS
Here, you state where the external switch function has been
connected, either to one of the AUX inputs on terminal block
X28 or to the AUX output on terminal block X27.
MENU 7.5 - TOOLS
Here, you can find functions for maintenance and service
work.
MENU 7.5.1 - HEAT PUMP, TEST
NOTE
This menu and its sub-menus are intended for
testing the heat pump.
Use of this menu for other reasons may result in
your installation not functioning as intended.
MENU 7.5.2 - UNDERFLOOR DRYING FUNCTION
Length period 1 – 7
Setting range: 0 – 30 days
Temperature period 1 – 7
Setting range: 15 – 70 °C
Set the function for under floor drying here.
You can set up to seven time periods with different calcu-
lated supply temperatures. If fewer than seven periods are
to be used, set the remaining periods to 0 days.
When the underfloor drying function has been activated, a
counter is displayed showing the number of full days the
function has been active. The function counts degree
minutes in the same way as during normal heating operation,
but for the supply temperatures that are set for the respect-
ive period.
TIP
If the operating mode "Additional heat only" is to
be used, select this in menu 4.1.
For a more even supply temperature, the additional
heat can be started earlier by setting "relative DM
start additional heat" in menu 7.1.10.3 to -80. When
set underfloor drying periods have finished, reset
the menus 4.1 and 7.1.10.3 as per previous settings.
MENU 7.5.3 - FORCED CONTROL
Here you can force control the various components in the
installation. The most important safety functions remain
active however.
NOTE
Forced control is only intended to be used for
troubleshooting purposes. Using the function in
any other way may cause damage to the compon-
ents in your installation.
MENU 7.5.8 - SCREEN LOCK
Here, you can choose to activate the screen lock for
VVM S320. During activation, you will be asked to enter the
required code (four digits). The code is used when:
• deactivating the screen lock.
• changing the code.
• starting up the display when it has been inactive.
55Chapter 9 | Control – MenusNIBE VVM S320
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