8 Operating and display functions
14
8.7
ZONE1
8.7.1
Deactivating the zone
Menu
→
Installer level
→
System configuration
→
[
ZONE1
----]
→
Zone activated
–
You can use this function to deactivate the zone that you
do not require.
All available zones appear in the display if the existing heat-
ing circuits are activated in the
Type of circuit
function.
Setting the type of circuit (
→
Page 11)
8.7.2
Setting the day temperature
Menu
→
Installer level
→
System configuration
→
[
ZONE1
----]
→
Day temperature
–
You can use this function to set the required day temper-
ature for the zone.
8.7.3
Setting the set-back temperature
Menu
→
Installer level
→
System configuration
→
[
ZONE1
----]
→
Set-back temp.
–
You can use this function to set the required set-back
temperature for the zone.
The set-back temperature is the temperature to which the
heating is to be reduced at times of low heat demand (e.g.
overnight).
8.7.4
Reading the room temperature
Menu
→
Installer level
→
System configuration
→
[
ZONE1
----]
→
Room temperature
–
If the controller is installed outside of the heat generator
and is assigned to a zone, you can read the current room
temperature.
The controller has an integrated temperature sensor, which
determines the room temperature.
8.7.5
Assigning a zone
Menu
→
Installer level
→
System configuration
→
[
ZONE1
----]
→
Zone assignment
–
You can use this function to assign the unit (controller
or
VR 91
remote control unit) that is installed in the zone
to the selected zone. The control system also uses the
room temperature sensor for the assigned unit.
If you have assigned a remote control unit, the remote con-
trol unit uses all of the values for the assigned zone.
If you do not assign any zones, the
Room temp. mod.
func-
tion is ineffective.
8.7.6
Reading the zone valve status
Menu
→
Installer level
→
System configuration
→
[
ZONE1
----]
→
Zone valve status
–
You can use this function to read the current status of the
zone valve (
Open
,
Closed
).
8.8
DHW circuit
8.8.1
Setting the cylinder
Menu
→
Installer level
→
System configuration
[
Domestic
hot water
----]
→
Cylinder
–
You can use this function to activate or deactivate a cylin-
der for the hot water circuit.
If a cylinder is connected to the heating installation, the set-
ting must always be active.
8.8.2
Reading the hot watwer circuit's target flow
temperature
Menu
→
Installer level
→
System configuration
→
[
Do-
mestic hot water
----]
→
Target flow temp.
–
You can use this function to read the target flow temper-
ature of the hot water circuit.
8.8.3
Setting the cylinder target temperature
(desired hot water temperature)
Menu
→
Installer level
→
System configuration
[
Domestic
hot water
----]
→
Domestic hot water
Menu
→
Installer level
→
System configuration
[
HEATING
1
----]
→
Domestic hot water
–
You can use this function to specify the set target tem-
perature for a connected domestic hot water cylinder (
de-
sired temperature
of the
hot water
). Set the set target
temperature on the controller in such a way that the heat
demand of the operator is covered.
8.8.4
Reading the current temperature of the
domestic hot water cylinder
Menu
→
Installer level
→
System configuration
[
Domestic
hot water
----]
→
Current cyl. temp.
Menu
→
Installer level
→
System configuration
[
HEAT-
ING1
----]
→
Current cyl. temp.
–
You can use this function to read the measured cylinder
temperature.
8.8.5
Reading the status of the cylinder charging
pump
Menu
→
Installer level
→
System configuration
[
Domestic
hot water
----]
→
Cylinder charging pump
Menu
→
Installer level
→
System configuration
[
HEAT-
ING1
----]
→
Cylinder charging pump
–
You can use this function to read the status of the cylin-
der charging pump (
On
,
Off
).
8.8.6
Reading the status of the circulation pump
Menu
→
Installer level
→
System configuration
[
Domestic
hot water
----]
→
Circulation pump
–
You can use this function to read the status of the circula-
tion pump (
On
,
Off
).
8.8.7
Defining the day for the Anti-legionella
function
Menu
→
Installer level
→
System configuration
[
Domestic
hot water
----]
→
Anti-legionella day
Installation instructions
VRC 700/2
0020200781_01
