Danfoss ECL Comfort 210 Operating Manual page 36

Operating Guide ECL Comfort 210/296/310, application A275/A375
A375.1, example e
Two boilers with 2 x burner ON / OFF control for a heating circuit.
* = pressure relief valve
Fixed sequence for each boiler: Burner 1 (3) must be switched ON before burner 2 (4) can be switched ON.
Rotating sequence for the boilers: Boiler 1 is active before boiler 2. Next day boiler 2 is active before boiler 1.
Burner steps are activated according to heat demand.
The last burner step can be disabled if the outdoor temperaure is higher than a set value.
Special settings for type A375.1, example e:
Navigation:
Heating circuit (circuit 1)
Sequence type (code) for controlling the burners:
MENU \ Settings \ Boiler: 'Sequence type'
Number of total burner steps:
MENU \ Settings \ Boiler: 'Steps'
36 | © Danfoss | 2017.09
ID no.: Recommended setting:
11072 4
11073 4
VI.GU.L2.02