Danfoss VHX-DUO User Manual

7 8
9
DKCD 013R9431 VIUYB402 © Danfoss 05/2011 2
M4 Hex
A
C B
RAX
8 12 16 20 24 28 °C
�
0
I II
III IIII I
>
A
RTX
min. 20 30 40 50 °C
I 1 2 3 4 I
>
<
A
DK
Anbring klemforskruningerne og spænd tæt.
GB
Place fitting on pipes and tighten into valve.
D
Befestigen Sie die Druckschrauben der Anschlussrohre.
F
Fixez les connections.
NL
Schroef de klemverbindingen vast.
L T
Uždėkite tvirtinimo detalę ant vamzdžio ir pritvirtinkite prie ventilio.
CZ
K trubce přiložte armaturu a připevněte ji k ventilu.
DK
Fastspænd ventilen mod radiatoren.
GB
Tighten valve to radiator.
D
Ziehen Sie das Ventil am Heizkörper fest.
F
Fixez la vanne sur le radiateur.
NL
Maak het kraanhuis vast op de radiator.
L T
Pritvirtinkite ventiliį prie radiatoriaus.
CZ
Ventil připevněte k radiátoru.
DK
Forindstil ventilen og montér termostaten.
A = Referencemærke B = Fabriksindstilling C = Indstillingsområde
GB
Preset k
v
on valve and connect thermostat, if not already done.
A = Reference mark B = Factory setting C = Presetting range
D
Zum abschluss der Installation werden die Ventile voreingestellt und die Fühlerelemente
montiert.
A = Einstellmarke B = Werkseinstellung C = Voreinstellbereich
F
Réglez la valeur k
v
et placez l’élément thermostatique sur la vanne, si ce n’est pas encore
fait.
A = Repère B = Réglage usine C = Plage de préréglage
NL
Stel de k
v
-voorinstelling in en plaats de radiatorthermostaat op het kraanhuis indien dit
nog niet het geval is.
A = Merkpunkt B = Fabrieksinstelling C = Instelbereik
L T
Nustatykite k
v
ventilyje, ir prijunkite termostatą, jeigu neprijungtas.
A = Nustatymo žymė B = Gamintojo nustatymas C = Išankstinio nustatymo ribos
CZ
Jestliže tomu již tak není, tak nastavte hodnotu k
v
a připojte termostat.
A = Referenční značka B = Rozsah nastavitelnosti C = Nastavení
DK
Forindstilling
1 2 3 4 5 6 7 N
GB
Presetting
D
Voreinstellung
F
Preréglage
NL
Instelpositie
L T
Išankstinis nustatymas
CZ
Nastavení
DK
k
v
-værdi (m
3
/h)
0.12 0.15 0.20 0.25 0.30 0.36 0.42 0.49
GB
k
v
-value (m
3
/h)
D
k
v
-Werte (m
3
/h)
F
Valeurs k
v
(m
3
/h)
NL
k
v
-waarden (m
3
/h)
L T
k
v
-vertė (m
3
/h)
CZ
hodnota k
v
(m
3
/h)

Danfoss VHX-DUO Specifications

General

Type	VHX-DUO
Category	Control Unit
Max. working pressure	10 bar
Material	Brass
Communication Interface	Modbus RTU
Description	Electronic control unit for hydronic heating systems
Application	Hydronic heating systems
Temperature range	5°C to 90°C
Operating Temperature	0°C to +50°C
Storage Temperature	-20°C to +70°C
Relative Humidity	≤ 95% (non-condensing)
Number of Inputs	2
Number of Outputs	2

Summary

Valve Connection and Initial Placement

Free Connection and Return Flow

Allows free connection on either side, with return flow always on thermostat side.

Measure Distance from Valve to Wall

Position radiator, attach valve loosely, and measure distance A from valve to wall.

Install and Cut Wall Connection Tubes

Install wall connection pipes and cut them to the required length A+B.

Align Radiator with Hexagon Pads

Position radiator to align with pipes using hexagon pads in valve inlets.

Mark Wall Position and Mount

Mark the wall for mounting and then securely attach the radiator.

Pipe Fitting and Tightening

Tighten Pipe Fittings

Securely attach the fitting onto the pipes and tighten.

Tighten Valve to Radiator

Ensure the valve is firmly secured against the radiator body.

Valve Presetting and Thermostat Installation

Preset Valve and Connect Thermostat

Set the valve's pre-setting value and connect the thermostat if not already done.

Understanding Presetting Values

Reference chart showing k-values for different valve settings.