List Of Components; Controller Mode - Danfoss ECL COMFORT User Manual

The shown diagram is a fundamental and simplified example and
does not contain all components that are necessary in a system.
If the system you are about to install differs from the shown
diagram of a standard heating system, feel free to sketch an outline
for comparison. Adaptation of systems, see section 10.

List of components:

ECL Comfort 300
S1 Outdoor temperature sensor
S2 Flow temperature sensor, circuit I
S3 Return temperature sensor, circuit I
S4 Flow temperature sensor, circuit II
S5 Return temperature sensor, circuit II or
DHW tank temperature sensor, lower, circuit I
S6 DHW tank temperature sensor, upper
P1 Circulation pump, heating, circuit I
P2 Charging pump, DHW, circuit II
P3 Circulation pump, DHW, circuit II
M1 Motorized control valve, heating, circuit I
M2 Motorized control valve, DHW, circuit II