To Connect The Electricity Meters - Daikin Altherma 3 R W Installer's Reference Manual

9 | Electrical installation

9.3.4 To connect the electricity meters

Installer reference guide
124
B
X2M
3 Fix the cable with cable ties to the cable tie mountings.
Wires: 2 (per meter)×0.75 mm²
Electricity meters: 12 V DC pulse detection (voltage supplied by PCB)
[9.A] Energy metering
INFORMATION
In case of an electricity meter with transistor output, check the polarity. The positive
polarity MUST be connected to X5M/6 and X5M/4; the negative polarity to X5M/5
and X5M/3.
1 Open the following (see
1 Front panel
2 Switch box cover
3 Switch box
2 Connect the electricity meters cable to the appropriate terminals as shown in
the illustration below.
A
B
C
NO
C C
5 6 21 28
NC
C C
5 6 21 29
"7.2.4 To open the indoor
A
6 5 4 3
S2S S3S
X2M X2M
X2M X2M
4
unit" [ 74]):
3
2
1
ERGA04~08E + EHBH/X04+08E
Daikin Altherma 3 R W
4P629085-1C – 2022.05