Connecting To Heating Appliances - Vaillant vrnetDIALOG 820 Manual De Instrucciones

5 Electrical installation
5.2 Connecting to heating appliances via
eBUS
Note
To connect heating appliances with an
eBUS use the black lead with the
RJ 9 plug (4-pin).
Use the short lead for installation in
the boiler and the long lead for instal-
lation in an external housing.
• Plug the connector on one end of the lead
to the X80 edge connector of the vrnetDIA-
LOG circuit board and the RJ 9 plug into the
X30 socket on the heating appliance.
• Install the circuit board in the switch box of
the appliance electronics or use the housing
provided.
12
Fig. 5.3 Connection to a heating appliance via eBUS
Note
You can only use the eBUS diagnostic
plug if the vrnetDIALOG is connected
to an eBUS appliance.
Installation Manual for vrnetDIALOG