Precautions When Connecting The Electrical Wiring; To Connect The Indoor Unit; To Connect The Router; To Connect The Electrical Meter - Daikin BRP069A61 Installer's Reference Manual

5.3.2 Precautions when connecting the
electrical wiring
INFORMATION
Also read the precautions and requirements in the
following chapters:
▪ General safety precautions
▪ Preparation
DANGER: RISK OF ELECTROCUTION
Do NOT turn on the power supply (both the power supplied
by the indoor unit to X3A and the detection voltage
supplied to X1A) before you have connected all the wiring
and closed the adapter.
NOTICE
To prevent damage to the PCB, it is NOT allowed to
connect the electrical wiring with the connectors already
connected to the PCB. First connect the wiring to the
connectors, then connect the connectors to the PCB.
WARNING
To prevent damage and/or injury, do NOT make any
connections to X1A and X2A on LAN adapter BRP069A62.
5.3.3

To connect the indoor unit

INFORMATION
▪ In the indoor unit switch box, the cable is connected to
the same terminals the user interface is connected to.
For more information, see the installation manual of the
indoor unit.
▪ The 2 wires from the cable are NOT polarised. When
connecting them to the terminals, their polarity does
NOT matter.
1 When entering the wiring from the bottom: inside the LAN
adapter casing, ensure strain relief by routing the cable along
the indicated cable path.
2 Connect indoor unit terminals X5M/1+2 to LAN adapter
terminals X3A/1+2.
X5M
1 2
BRP069A61+BRP069A62
Daikin Altherma LAN adapter
4P464229-1A – 2017.11
5.3.4
NOTICE
To prevent communication problems due to cable
breakdown, do NOT exceed the minimum bend radius of
the Ethernet cable.
5.3.5
INFORMATION
This connection is ONLY supported by LAN adapter
BRP069A61.
1 When entering the wiring from the bottom: inside the LAN
adapter casing, ensure strain relief by routing the cable along
the indicated cable path.
2 Connect the electrical meter to LAN adapter terminals X2A/1+2.
X1A
X2A
X3A
INFORMATION
X4A
Mind the polarity of the cable. The positive wire MUST be
connected to X2A/1; the negative wire to X2A/2.
INFORMATION
Make sure to connect the electrical meter in the correct
direction, so that it measures the total energy injected
INTO the grid.
5.3.6
INFORMATION
This connection is ONLY supported by LAN adapter
BRP069A61.

To connect the router

X1A
X2A
X3A
X4A

To connect the electrical meter

X1A
1
X2A
2
X3A
X4A
S1S

To connect the digital inputs

5 Installation
Installer reference guide
7