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6 Electrical installation
Opening the user interface after it is installed
If you need to open the user interface after it is installed, proceed as
follows:
1 Remove the WLAN cartridge and USB memory stick (if any).
2 Push the rear plate on each of the 4 spots where the snap-fits
are located.
6.3.6
To connect the shut-off valve
INFORMATION
Shut-off valve usage example. In case of one LWT zone,
and a combination of underfloor heating and heat pump
convectors, install a shut-off valve before the underfloor
heating to prevent condensation on the floor during cooling
operation.
Wires: 2×0.75 mm²
Maximum running current: 100 mA
230 V AC supplied by PCB
—
1 Open the service cover. See
unit" [ 4 17].
2 Connect the valve control cable to the appropriate terminals as
shown in the illustration below.
NOTICE
Only connect NO (normally open) valves.
Installation manual
30
"4.3.1 To open the outdoor
X2M.3
M2S
X2M.4
(NO)
X2M
3 Fix the cable with cable ties to the cable tie mountings.
6.3.7
To connect the electricity meters
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 service cover. See
unit" [ 4 17].
2 Connect the electricity meters cable to the appropriate terminals
as shown in the illustration below.
3 Fix the cable with cable ties to the cable tie mountings.
"4.3.1 To open the outdoor
S2S
X5M.6
X5M.5
S3S
X5M.4
X5M.3
X5M
3 4 5 6
EBLA09~16D + EDLA09~16D
Daikin Altherma 3 M
4P620239-1B – 2022.05
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