26
DEU
ENG
NDL
FRA
ITA
ESP
2.3 Connections
No. Connections
Function
7
Temperature limiter
Connections for temperature limiter for the protection of sensitive surfaces,
to be provided by the customer (optional)
4
Protective
conductor 1 and 2
Only 230 V version: Protective conductor connections
5
Mains connection N/L Only 230 V version: Connection for mains supply
6
Output 230 V
Only 230 V version: Optional assignment for a direct energy supply of
the pump
8
Pump
Pump activation connection
9
Boiler
Boiler control connection, or output for CO pilot function
10
ECO
Potential-free input for the connection of an external timer
11
Change over
Potential-free input (according to SELV) for an external change-over signal
12
Dew point sensor
Potential-free input (according to SELV) for dew point sensor
13
syBUS
Connects several base stations in order to exchange global system
parameters
14
Actuators
6 to 18 connections for thermal actuators
15
RJ45 connection
(optional)
Ethernet interface for the Integration of the base station into the home
network
16
RJ12 connection
Connection for active antenna
17
microSD card slot
Allows the introduction of firmware updates and individual system settings.
HZ 5
HZ 6
HZ 7 HZ 8
HZ 9
HZ 10
HZ 11 HZ 12
pump
1 2
boiler
1 2
ECO
1 2
CO
1 2
H %
1 2
HZ 1
HZ 2
HZ 3 HZ 4
1
1
1
1
1
1
2
2
2
2
2
2
1
1
1
1
1
1
2
2
2
2
2
2
1
1
1
1
1
1
2
2
2
2
2
2
L1‘
TB
L2‘
L1 L2
T2A
HZ 5
HZ 6
HZ 7 HZ 8
HZ 9
HZ 10
HZ 11 HZ 12
pump
1 2
boiler
1 2
ECO
1 2
CO
1 2
H %
1 2
HZ 1
HZ 2
HZ 3 HZ 4
1
1
1
1
1
1
2
2
2
2
2
2
1
1
1
1
1
1
2
2
2
2
2
2
1
1
1
1
1
1
2
2
2
2
2
2
N
N
L
L TB
T4AH
System BUS
B GND
24V A
24 V
230 V
16 17
15
2
1
3
4
5 6 7
8 9 10 11 12
14
13
