Installation
The ECL Comfort controller is a universal controller that can 
be used for various systems. Based on the shown standard 
systems, it is possible to configure additional systems.
In this section you find the most frequently used systems. If 
your system is not quite as shown below, find the diagram 
which has the best resemblance with your system and make 
your own combinations.
The functions can only be realized with ECL Comfort 300 and as of 
controller version 1.08.
10.1 Indirectly connected heating system with 
mixing loop and secondarily connected 
storage tank with built-in heating coil
System settings
Circuit Line Description Recomm.
setting
I 17
Influence on desired flow 
temperature
3
II 52 Closed valve / normal operation ON
II 83
Internal relationship between 
circuit I and II
4
II 84
Pump P2 in DHW circuit, primary 
side
OFF
II 140
Function of temperature sensor 
S5
OFF
System diagrams in this instruction are principal drawings and do 
not contain all components which are necessary in your systems.
Identifying the system type
10a