To Connect The Electricity Meters - Daikin Altherma 3 WS EWSAH06UD 9W Series Installer's Reference Manual

9.2.4 To connect the electricity meters

EWSAH/X06UD
Daikin Altherma 3 WS
4P675765-1 – 2022.04
NOTICE
Wiring is different for a NC (normally closed) valve and a NO (normally open) valve.
2×
NO
X2M
1×
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 Top panel
2 User interface panel
3 Installer switch box cover
2 Connect the electricity meters cable to the appropriate terminals as shown in
the illustration below.
M2S
1×
NC
OR
X2M
1×
"7.2.2 To open the indoor
9 Electrical installation
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unit" [ 62]):
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Installer reference guide
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