Danfoss ECL Comfort 210 Installation Manual page 13

Installation Guide
A231.2
Indirectly connected heating system with two-pump control and refill water function (supply temperature measurement gives further
control / limitation possibilities):
A331.1
Indirectly connected heating system with two-pump control and refill water function:
A331.2
Indirectly connected heating system with two-pump control and refill water function (supply temperature measurement gives further
control / limitation possibilities):
Danfoss District Energy
ECL Comfort 210 / 310, application A231 / A331
ECL 210
S 1
S 2
M1 S 5
V1
P 3
ECL 310
S 1
S 10
M1 S 5
V1
P 3
P 5
ECL 310
S 1
S 2
S 10
S 5
M1
V1
P 3
P 5
R4
P S 7
P 1
S 3
P 2
S 8
R6
S 9
P S 7
P 1
S 3
P 2
S 8
R6
S 9
P S 7
P 1
S 3
P 2
S 8
VI.LG.P1.02 DEN-SMT/DK 13