7 Installation
Installer reference guide
41
ERLQ004~008CAV3 + EHBH/X04+08CA
Daikin Altherma - Low Temperature Split
4P313774-1C – 2012.11
NOTICE
Wiring is different for a NC (normal closed) valve and a NO
(normal open) valve.
X1M
X2M
5 6 7
M2S
X1M
X2M
5 6 7
M2S
NO NC
2 Fix the cable with cable ties to the cable tie mountings.
7.6.8 To connect the electrical meters
INFORMATION
In case of an electrical meter with transistor output, check
the polarity. The positive polarity MUST be connected to
X5M/7 and X5M/9; the negative polarity to X5M/8 and
X5M/10.
1 Connect the electrical meters cable to the appropriate terminals
as shown in the illustration below.
2 Fix the cable with cable ties to the cable tie mountings.
7.6.9 To connect the domestic hot water pump
1 Connect the domestic hot water pump cable to the appropriate
terminals as shown in the illustration below.
2 Fix the cable with cable ties to the cable tie mountings.
7.6.10 To connect the alarm output
1 Connect the alarm output cable to the appropriate terminals as
shown in the illustration below.
X1M
X2M
29
X1M
YC Y1 Y2 Y3 Y4
A4P
X2M
a
a Installation of EKRP1HB is required.
2 Fix the cable with cable ties to the cable tie mountings.
7.6.11 To connect the space cooling/heating
ON/OFF output
1 Connect the space cooling/heating ON/OFF output cable to the
appropriate terminals as shown in the illustration below.
X1M
X2M
29
X1M
YC Y1 Y2 Y3 Y4
A4P
X2M
a
a Installation of EKRP1HB is required.
2 Fix the cable with cable ties to the cable tie mountings.
7.6.12 To connect the changeover to external
heat source
1 Connect the changeover to external heat source cable to the
appropriate terminals as shown in the illustration below.
X1M
X1M
X3 X4
A4P
L N
X2M
X1 X2
a
a Installation of EKRP1HB is required.
2 Fix the cable with cable ties to the cable tie mountings.
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