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K1/2/3
Relays for backup heater
L
Phase
N
Neutral conductor
PE
Protective earth conductor
RTX-EHS
Printed circuit board (backup
heater)
X1
Terminal strip for backup
heater mains connection
X3
Internal wiring plug connec-
tion to RoCon
BM2C printed
circuit board
Fig.
4-37 Connections on printed circuit board RTX-EHS
4
x
Set-up and installation
Daikin Altherma M ECH
2
O
Solar storage tank with heating controller
008.1446799_00 – 07/2019 – EN
Installation and maintenance instructions
27
4.5.10 Connecting a Daikin room thermostat
A separate manual containing instructions about instal-
lation and operation is included with this component.
Fig.
4-38 Connection with wired room thermostat
(RT = Daikin EKRTW)
Fig.
4-39 Connection with wireless room thermostat
(RT-E = Daikin EKRTR)