8 Configuration
Installer reference guide
48
RRLQ004~008CA + RHBH/X04+08CB
ROTEX HPSU low temperature Bi‑bloc
4P384979-1 – 2015.01
3
Set the system layout settings: Standard, Options, Capacities.
For more details, see
"8.2 Basic configuration" on page 48
A.2
1
Scroll
Select
System layout
Standard
Options
Capacities
Confirm layout
4
After configuration, select Confirm layout and press
.
Confirm layout
Please confirm the system
layout. The system will
restart and will be ready for
first startup.
OK
Cancel
Confirm
Adjust
5
The user interface re-initialises and you can proceed the
installation by setting the other applicable settings and
commissioning of the system.
When the installer settings are changed, the system will request to
confirm. When confirmation is complete, the screen will shortly turn
OFF and "busy" will be displayed for several seconds.
8.2
Basic configuration
8.2.1
Quick wizard: Language / time and date
#
Code
Description
[A.1]
N/A
Language
[1]
N/A
Time and date
8.2.2
Quick wizard: Standard
Backup heater configuration (only for *9W model)
The backup heater in a *9W model is adapted to be connected to
most common European electricity grids. Besides hardware
configuration, the grid type and the relay setting must be set on the
user interface.
#
Code
Description
[A.2.1.5]
[5-0D]
BUH type:
▪ 1 (1P,(1/1+2)): 6 kW 1~ 230 V (*9W)
▪ 3 (3P,(1/1+2)): 6 kW 3~ 230 V (*9W)
▪ 4 (3PN,(1/2)): 6 kW 3N~ 400 V (*9W)
▪ 5 (3PN,(1/1+2)): 9 kW 3N~ 400 V
(*9W)
Relay setting
Relay setting
Backup heater operation
If backup heater
step 1 is active:
If backup heater
step 2 is active:
1/1+2
Relay 1 ON
Relays 1+2 ON
1/2
Relay 1 ON
Relay 2 ON
Space heating/cooling settings
The system can heat up or cool down a space. Depending on the
type of application, the space heating/cooling settings must be made
accordingly.
#
Code
Description
[A.2.1.7]
[C-07]
Unit control method:
▪ 0 (LWT control): Unit operation is
decided based on the leaving water
temperature regardless the actual
room temperature and/or heating or
cooling demand of the room.
▪ 1 (Ext RT control): Unit operation is
decided by the external thermostat or
equivalent (e.g. heat pump convector).
▪ 2 (RT control): Unit operation is
decided
based
on
the
ambient
temperature of the user interface.
[A.2.1.B]
N/A
Only if there are 2 user interfaces (1
installed in the room, 1 installed at the
indoor unit):
a
b
▪ a: At unit
▪ b: In room as room thermostat
User interface location:
▪ At unit: the other user interface is
automatically set to In room and if RT
control is selected act as room
thermostat.
▪ In room (default): the other user
interface is automatically set to At unit
and if RT control is selected to act as
room thermostat.
#
Code
Description
[A.2.1.8]
[7-02]
The system can supply leaving water to
up to 2 water temperature zones. During
configuration, the number of water zones
must be set.
Number of LWT zones:
▪ 0 (1 LWT zone)(default): Only 1
leaving water temperature zone. This
zone is called the main leaving water
temperature zone.
a
▪ a: Main LWT zone
continued >>
