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Vaillant 0-10V VR34, Installation Manual

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Vaillant 0-10V VR34 Installation Manual Download Page 9

9

Installation manual Interface 0-10V VR34

Connecting the 0-10V interface

1

Abb. 5.1  Connect interface 0-10V

-  Connect the external BEMS controller (

3

) to 

the 0-10V VR34 interface. Take care to note 
the polarity of the connection.

-  The control signal from the BEMS controller 

has to be connected to terminal “I”. 
Connect the earth lead to terminal ,,  “.

X12

X31

X32

X90

ofc

u

d

or

p r

n

oit

E

LD

T

1

24V

I

F

Abb. 5.2 LED

Key

1 Status 

LED

Electrical installation 5

Summary of Contents for 0-10V VR34

Page 1: ...For the heating engineer Installation manual Interface 0 10V VR34 GB ...

Page 2: ... 1 2 Symbols used 3 2 Safety instructions and regulations 4 2 1 Safety instructions 4 2 2 Regulations 4 3 Description of the appliance 5 3 1 Intended use 5 3 2 CE labelling 5 3 3 Application 5 3 4 Scope of delivery and accessories 6 3 5 Connections 6 4 Installation 7 5 Electrical installation 8 6 Recycling and disposal 10 ...

Page 3: ...ns 1 1 Storage of the documents Please pass on this installation manual to the owner of the system It is advised to store all boiler and accessory manuals together 1 2 Symbols used Please observe the safety instructions in this installation manual for the installation of the appliance d Danger Immediate risk of serious injury or death a Caution Potentially dangerous situations for the product and ...

Page 4: ...nstructions 2 1 Safety instructions d Danger Risk of fatal electric shock from touching live connections Before working on the appliance switch off the power supply and secure it against reconnection Using the mains switch on the controllers is not sufficient to isolate all terminals of the system 2 2 Regulations All wiring must be in accordance with Building Regulations Part P and BS 7671 IEE Wir...

Page 5: ...the regulations 3 3 Application The 0 10V VR34 interface is used to connect BEMS equipment to a Vaillant boiler with an eBus interface It transfers a voltage input on terminal I into a temperature setpoint for the boiler Terminal F can be used to signal a boiler fault 24V This signal will remain until the fault is corrected and the boiler has been reset Use terminal F and 24V to connect a 24V rela...

Page 6: ...f delivery of the bus coupler 1 VR34 0 10V interface 1 connection terminal for eBus line 1 cable clamp 3 5 Connections 1 X12 X31 X32 X90 o f c u d o r p r n o i t E L D T 2 24 V I F Abb 3 1 Connections Key 1 Terminal for connection to boiler 2 BEMS controller terminal 3 Description of the appliance ...

Page 7: ...r with the enclosed cable 2 The boiler socket and the 0 10V interface are marked X31 Install the 0 10V interface 1 in the electronics box Push the interface 1 into the guide 3 in the lower part of the electronics box making sure the fastening clip grips the groove on the partition in the electronics box Abb 4 1 Connection of bus line to terminal 1 3 2 Abb 4 2 Installation of interface board Instal...

Page 8: ...ble cable clamp 4 5 Electrical installation d Danger Risk of fatal electric shock from touching live connections Before working on the appliance switch off the power supply and secure it against reconnection Using the mains switch on the controllers is not sufficient to isolate all terminals of the system 5 Electrical installation ...

Page 9: ...nal BEMS controller 3 to the 0 10V VR34 interface Take care to note the polarity of the connection The control signal from the BEMS controller has to be connected to terminal I Connect the earth lead to terminal X12 X31 X32 X90 o f c u d o r p r n o i t E L D T 1 24V I F Abb 5 2 LED Key 1 Status LED Electrical installation 5 ...

Page 10: ...tion to eBus on boiler LED flashes data transmission between 6 Recycling and disposal Both the Vaillant 0 10V interface and its packaging are primarily made of recyclable raw materials Appliance Do not dispose of your Vaillant 0 10V interface with household waste Make sure that used devices are taken for proper disposal Packaging Make sure that the packaging is taken for proper disposal and recycl...

Page 11: ......

Page 12: ...0020064149_00 GB 022008 ...

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