Installation Guide for Danfoss models including: ECL Comfort 310, ECL Comfort 310 Electronic Controller, Electronic Controller, Controller

ECL Comfort 310, P314


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AN14678647232500-000101
Installation Guide
ECL Comfort 310, P314 (code no. 087H3841)

Danfoss 87H1497.10

P314.4, ex. a: S1
S10 P2
F1 / V3 S13
S9

P

P

P

P

P

P

ECL 310 A1 X4
+ ECA 32

S2 S17

M2 A

M1

X3 S9
F1 / V2 P8

S5

S11

S6

S3

S4

S7

S8

S12

S8

P2

S14 S10

© Danfoss | 2020.12

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Danfoss 87H1498.10

Installation Guide, ECL Comfort 310, P314 P314.4, ex. b:
S1

ECL 310 A1 X4
+ ECA 32

S2 S17

S10 P2
S13

M1

S5 X3
S6

S7

M2

A

P8

S14 S10

S9 S11 S3 S4

F1 / V2 S8

S12

S8

F1 / V3

S9

P314.5, ex. a: S1
S10 P2
F1 / V3 S13
S9

ECL 310 A1 X4
+ ECA 32

S2 S17

M2 A

M1

X3 S9
F1 / V2 P8

S5

S6

S3

S4

S7

S8

S11

S8

P2

S14 S10

Danfoss 87H1499.10

2 | © Danfoss | 2020.12

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Danfoss 87H1500.10

Installation Guide, ECL Comfort 310, P314
P314.5, ex. b: S1

ECL 310 A1 X4
+ ECA 32

S2 S17

S10 P2
S13

M1

S5 X3
S6

M2 A
S14

S7 P8
S10

S9 S3 S4

F1 / V2 S8

S11

S8

F1 / V3

S9

P314.6, ex. a: S1
S10 P2
F1 / V3 S13
S9

ECL 310 A1 X4
+ ECA 32

S2 S17

M1

M3

S5 X3 S9
S6

F1 / V2
M2 A

S7 S14

X5
S11 S3 S4

S8

S12

S8

P2

S10

Danfoss 87H1501.10

AN14678647232500-000401

© Danfoss | 2020.12 | 3

Danfoss 87H1502.10

Installation Guide, ECL Comfort 310, P314
P314.6, ex. b: S1

ECL 310 A1 X4
+ ECA 32

S2 S17

S10 P2
S13
P314.7, ex. a: S1

M1

M3

S5 X3
S6
S7 M2 A
S14

X5 S9 S11 S3 S4

F1 / V2 S8

S12

S8

F1 / V3

S10

S9

ECL 310 A1 X4
+ ECA 32

S2 S17

S10 P2
F1 / V3 S13
S9

M1

M3

S5 X3 S9
S6

F1 / V2
M2 A

S7 S14

X5

S3 S4

S8

S11

S8

P2

S10

Danfoss 87H1503.10

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Danfoss 87H1504.10

Installation Guide, ECL Comfort 310, P314
P314.7, ex. b: S1

ECL 310 A1 X4
+ ECA 32

S2 S17

S10 P2
S13

M1

M3

S5 X3
S6
S7 M2 A
S14

X5 S9

S3 S4

F1 / V2 S8

S11

S8

F1 / V3

S10

S9

P314.8, ex. a:
S1
S10 P2
F1 / V3 S9

ECL 310

S2

A1 X4 + ECA 32

M1

X3 S9
S13

M2 A

F1 / V2

S5

S11

S6

S3

S4

S7

S8

S12

S8

P2

S14

X5

S10

Danfoss 87H1505.10

AN14678647232500-000401

© Danfoss | 2020.12 | 5

Danfoss 87H1506.10

Installation Guide, ECL Comfort 310, P314
P314.8, ex. b: S1

ECL 310

S2

A1 X4 + ECA 32

S10 P2

M1

X3 S13

S5

S9

S11

S6

S3

S4

M2 A

S7 F1 / V2

S8

S12

S8

F1 / V3

S14

S10

S9

X5

P314.10, ex. a: S1

ECL 310 A1 X5
+ ECA 32

S2 S17

S10 P2
F1 / V3 S13
S9

M2 A

X4 S9
F1 / V2 P8

M1
S11 S3 S4

S7

S8

S12

S8

P2

S14 S10

Danfoss 87H1507.10

6 | © Danfoss | 2020.12

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Danfoss 87H1508.10

Installation Guide, ECL Comfort 310, P314 P314.10, ex. b:
S1

ECL 310 A1 X5
+ ECA 32

S2 S17

S10 P2
S13
P314.11, ex. a: S1

M2 A
S14

X4 P8

M1
S9 S11 S3 S4

F1 / V2

S7

S8

S12

S8

F1 / V3

S10

S9

ECL 310 A1 X5
+ ECA 32

S2 S17

S10 P2
F1 / V3 S13
S9

M2 A

S9
F1 / V2 P8
S14

X4 M1

S3 S4

S7 S11

S8 P2
S8

S10

Danfoss 87H1509.10

AN14678647232500-000401

© Danfoss | 2020.12 | 7

Danfoss 87H1510.10

Installation Guide, ECL Comfort 310, P314
P314.11, ex. b: S1

ECL 310 A1 X5
+ ECA 32

S2 S17

S10 P2
S13

M2 A
S14

X4 P8

M1 S9

S3 S4

F1 / V2 S7
S11
F1 / V3

S8 P2
S8

S10

S9

8 | © Danfoss | 2020.12

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Installation Guide, ECL Comfort 310, P314

ECL 310, 24 V a.c.:

3-point:

M1

M2

M3

P314.4

ü

P314.5

ü

P314.6

ü

ü

P314.7

ü

ü

P314.8

ü

P314.10

ü

P314.11

ü

0 - 10 V: (ECA 32)

M1

M2

ü

ü

ü ü

ü

ü ü

ECL 310, 24 V a.c.:

ECL Comfort 310

F1

P2

X3

X4

X5

P314.4

ü

ü

ü

ü

P314.5

ü

ü

ü

ü

P314.6

ü

ü

ü

ü

ü

P314.7

ü

ü

ü

ü

ü

P314.8

ü

ü

ü

ü

ü

P314.10

ü

ü

P314.11

ü

ü

ü

ü

ü

ü

24 V a.c., P314:

ECA 32

P7

P8

ü

ü

ü

ü

ü

ü

ü

ü

ü

ü

ü

Danfoss 87H1486.10

ECL Comfort 310

R1

11

N

10

L

9

8

230 V / 24 V SP SN

0 - 10 V

0 - 10 V

SN SP Y M

SN SP Y M

ECL Comfort 310

R1

11

N

10

L

9

8

230 V / 24 V SP SN

230 V / 24 V SP SN

0 - 10 V

0 - 10 V

SN SP Y M

SN SP Y M

AN14678647232500-000401

© Danfoss | 2020.12 | 9

Danfoss 87H1352.11

Installation Guide, ECL Comfort 310, P314

24 V a.c., P314

ECL 310 / 24 V a.c.

19

R6

18

R5

17

16

R4

15

14

R3

13

R2

12

R1

11

N

10

L

9

8

Tr1

7

Tr2

6

5

Tr3

4

Tr4

3

Tr5

2

Tr6

1

M M3

A1

M

M1

K1

K2

K3

K4

K5

F1

X3

P2

X4

X5

SN SN
L 230 V a.c.
N

24 V a.c., P314

SP 24 V a.c.
SN

10 | © Danfoss | 2020.12

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Danfoss 87H1485.11

Installation Guide, ECL Comfort 310, P314 ECA 32

ECA 32

L
230 V a.c.
N

P7 P8

ECA 32
48 47 46 45 44 43 42 41 40 39

AN14678647232500-000401

© Danfoss | 2020.12 | 11

Danfoss 87H1490.11

Danfoss 87H1489.11

Installation Guide, ECL Comfort 310, P314

Example:

ECL 310 24 V a.c.

11

10

29

9

30

8

31

230 V / 24 V SP SN

230 V / 24 V SP SN

ECA 32
49 56 59 62

0 - 10 V

AMD
Y (BK)
SP (BN) SN (BU)

Example: Example:

ECL 310 24 V a.c.

11

10

29

9

30

8

31

230 V / 24 V SP SN

ECA 32
49 56 59 62

0 - 10 V

VSD
V Hz

L 230 V a.c.

N F1 / V1

ECL 310 24 V a.c.

11

10

29

9

30

8

31

230 V / 24 V SP SN

ECA 32
49 50 56
59
62

0 - 10 V

0 - 10 V

AMD
Y (BK)
SP (BN) SN (BU)

123

230 V / 24 V SP SN

Danfoss 87H1491.10

12 | © Danfoss | 2020.12

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Installation Guide, ECL Comfort 310, P314 24 V a.c. , safety thermostat 1-step closing
ECL 210 / 310
M1
ECL 210 / 310
M2
ECL 210 / 310
M1
ECL 210 / 310
M2
AN14678647232500-000401

Danfoss 87H2107.10

Danfoss 87H2106.10

Danfoss 87H2105.10

Danfoss 87H2108.10

© Danfoss | 2020.12 | 13

Danfoss 87H2109.10

Installation Guide, ECL Comfort 310, P314 24 V a.c. , safety thermostat 2-step closing
ECL 210 / 310
M1
ECL 210 / 310
M2

Danfoss 87H2110.10

14 | © Danfoss | 2020.12

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Danfoss 87H1487.11

Installation Guide, ECL Comfort 310, P314 Pt 1000 (1000  / 0 °C)

L 230 V a.c.
N
PE

ECL Comfort 210 / 296 / 310

28

S2

29

S1

30

31

+

32

B

ECL 485

S2 S1

L 230 V a.c.
N
PE

ECL Comfort 210 / 296 / 310

28

S2

29

S1

30

31

+

32

B

ECL 485

S2 S1

AN14678647232500-000401

© Danfoss | 2020.12 | 15

Installation Guide, ECL Comfort 310, P314 S7
S8

16 | © Danfoss | 2020.12

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Danfoss 87H1364.11

Installation Guide, ECL Comfort 310, P314 S9 / S10

S10 S10

2 x S9

ECL 310

20

S10

21

S9

22

S8

23

S7

24

S6

25

S5

26

S4

27

S3

28

S2

29

S1

30

31

+12 V

32

B

33

A

34

B

35

A

36

S.Gnd

37

38

M-bus Modbus ECL 485

ECA 32

S11

S12

S13

S14

S15

S16

S17

P314.4

ü

ü

ü

ü

ü

P314.5

ü

ü

ü

ü

P314.6

ü

ü

ü

ü

ü

P314.7

ü

ü

ü

ü

P314.8

ü

ü

ü

ü

P314.10

ü

ü

ü

ü

ü

ü

P314.11

ü

ü

ü

ü

ü

Danfoss 87H1488.10

ECA 32
49 S11 50 S12 51 S13 52

0 - 10 V 123

ECL 310
28 29 30 31

230 V / 24 V SP SN

0 - 10 V

0 - 10 V

SN SP Y M

SN SP Y M

ECA 32
49 S11 50 S12 51 S13 52
230 V / 24 V SP SN
230 V / 24 V SP SN

0 - 10 V 123

ECL 310

28 29 30 31

0 - 10 V

0 - 10 V

SN SP Y M

SN SP Y M

AN14678647232500-000401

© Danfoss | 2020.12 | 17

Installation Guide, ECL Comfort 310, P314 ECA 32

18 | © Danfoss | 2020.12

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Danfoss 87H1511.10

Installation Guide, ECL Comfort 310, P314
ECA 32, P314.10, P314.11 S15

ECA 32
49

S15 54

S16 55

Analog 2+3 Gnd

56

Pulse in 1 57

Pulse in 2 58

0 - 10 V

ECL 310
28 29 30 31

M1 0 - 10 V

ECA 32, P314.4, P314.5, P314.6, P314.7, P314.10, P314.11 S17

AN14678647232500-000401

© Danfoss | 2020.12 | 19

Installation Guide, ECL Comfort 310, P314 ECA 30 / 31
ECA 30 / 31

20 | © Danfoss | 2020.12

AN14678647232500-000401

Danfoss 87H2052.11

Installation Guide, ECL Comfort 310, P314 Master / slave

B

B

A

A

B

B

A

A

Danfoss 87H2060.11

Modbus M-bus

ECL 210 / 296 / 310
B A B A
ECL 296 / 310
B A B A

Danfoss 87H2061.11

M-bus

METER

METER

AN14678647232500-000401

Danfoss 87H1308.11

ECL 296 / 310

29

S1

30

31

+

32

B

33

A

34

B

35

A

36

S.Gnd

37

38

M-bus

© Danfoss | 2020.12 | 21

Installation Guide, ECL Comfort 310, P314

Pt 1000 (IEC 751B, 1000  / 0 °C)

°C 
-50 803 -40 843 -30 882 -20 922 -10 961
0 1000 10 1039 20 1078 30 1117 40 1155 50 1194 60 1232 70 1271 80 1309 90 1347 100 1385 110 1423 120 1461 130 1498 140 1535 150 1573


1600 1500 1400 1300 1200 1100 1000
900 800
°C
-50 -25 0 25 50 75 100 125 150

22 | © Danfoss | 2020.12

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Installation Guide, ECL Comfort 310, P314

ECA 30

















AN14678647232500-000401

© Danfoss | 2020.12 | 23

Installation Guide, ECL Comfort 310, P314

  ?

ECL Comfort 310, P314: www.heating.danfoss.com

  ?

https://www.youtube.com/user/DanfossHeating

-> Playlists -> How-to Videos -> District Energy installation videos

*087H9240*

24 | © Danfoss | DHS-SMDT/DK | 2020.12

AN14678647232500-000401



References

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