Vaillant VR 34, Manual

Page: 21 / 72

7 GB
Installation instructions - Interface 0-10 V VR 34 0020017083_02
3.4 Scope of delivery and accessories
• Check the material supplied with the inter-
face
- 1 VR 34 0-10 V interface
- 1 Connection terminal for the eBUS cable
- 1 Cable clamp.
3.5 Connections
1
X32
X1
X90
ofc
u
d
or
p r
n
oit
E
LD
T
24V I F
2
Fig. 3.2 Connections
Key
1 Slot for connecting to the boiler
2 Connection terminal for BEMS controller
4 Assembly
Fitting the 0-10 V interface
• Open the electronic box of the boiler as de-
scribed in its installation manual.
• Connect the 0-10 V interface and the boiler
with the enclosed cable ( 2 ). The sockets on
the boiler and the 0-10 V interface are iden-
tified with X32.
• Install the 0-10 V interface ( 1 ) in the elec-
tronic box. Install the interface ( 1 ) in the
electronic box. Plug the module into the
guide (
3 ) at the bottom of the electronic
box. Take care that the notch on the PCB is
fed into the bracket in the electronic box.
Description of the appliance 3, Installation 4