Danfoss ECL Comfort 210 Installation Manual page 39

Installation Guide
A375.1, example h
Up to 8 x boiler ON / OFF control for a heating circuit. The first boiler (high efficiency) has highest priority.
S 1
B1
* = pressure relief valve
The first boiler can be a heat pump.
The extension module ECA 32 is used to control boiler 5, 6, 7 and 8.
Sequence for the boilers: Boiler 1, 2 - 3 - 4 - 5 - 6 - 7 - 8. Next day: Boiler 1, 3 - 4 - 5 - 6 - 7 - 8 - 2. Following day: Boiler 1, 4 - 5 - 6 - 7
- 8 - 2 - 3 and so on.
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 h:
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'
Danfoss District Energy
ECL Comfort 210 / 310, application A275 / A375
S 3
B8
B2
S 5
ECL 310
A1
+ ECA 32
P 1
VI.GU.L1.02
S 7
ID no.: Recommended setting:
11072 1
11073 1 .... 8
DEN-SMT/DK 39