Installation Guide
ECL Comfort 310, A302
(code no. 087H3819)
A302.1, ex. a
P
P
P
P
P
P
© Danfoss | 2020.12
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Installation Guide, ECL Comfort 310, A302
A302.2, ex. a
A302.3, ex. a
A302.4, ex. a
2 | © Danfoss | 2020.12
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Installation Guide, ECL Comfort 310, A302
A302.5, ex. a
A302.6, ex. a
AN10968647123400-000501
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Installation Guide, ECL Comfort 310, A302
ECL Comfort 310:
230 V a.c.
4 (2) A / 230 V a.c.
0,2 A / 230 V a.c.
ECL 310
R1 R2 R3 R4 R5 R6
A302.1 X1 X2 X3 X4 X5 X6
A302.2 X1 X2 X3 X4 X5 X6
A302.3 P1 P2 X1 A1
A302.4 P1 P2 P3 X4 A1
A302.5 P1 P2 A1
A302.6 X1 X2 X3 X4 X5 X6
230 V a.c. (A302.1, A302.2, A302.6)
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Installation Guide, ECL Comfort 310, A302
230 V a.c. (A302.3)
230 V a.c. (A302.4)
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Installation Guide, ECL Comfort 310, A302
230 V a.c. (A302.5)
ECA 32
M1
( 0 – 10 V)
A302.1 x x x
A302.2
A302.3 x x x
A302.4 x x x
A302.5 x x x
A302.6 x x x
M2
( 0 – 10 V)
( 0 – 10 V)
M3
ECA 32
A302.1, A302.3, A302.4, A302.5, A302.6
M1, M2, M3
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Installation Guide, ECL Comfort 310, A302
ECA 32
R7 R8 R9 R10
A302.1 O1
A302.2
A302.3
A302.4 O2
A302.5
A302.6 O2 O1
ECA 32
A302 (ECL 310)
Pt 1000 (1000 Ω / 0 °C)
L
230 V a.c.
N
PE
AN10968647123400-000501
S2 S1
ECL Comfort 210 / 296 / 310
28
29
30
31
32
S2
S1
+
B
ECL 485
230 V a.c.
87H1487.11
Danfoss
ECL Comfort 210 / 296 / 310
28
29
30
31
32
S2 S1
L
N
PE
S2
S1
+
B
ECL 485
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Installation Guide, ECL Comfort 310, A302
Pt 1000 / 0 – 10 V
S1 S2 S3 S4 S5 S6 S7 S8 S9 S10
A302.1 x x x x x x x 0 - 10 V 0 - 10 V 0 - 10 V
A302.2 x x x x x x x
A302.3 x x x x x x x 0 - 10 V 0 - 10 V 0 - 10 V
A302.4 x x x x x x x 0 - 10 V 0 - 10 V 0 - 10 V
A302.5 x x x x x x x 0 - 10 V 0 - 10 V 0 - 10 V
A302.6 x x x x x x x 0 - 10 V 0 - 10 V 0 - 10 V
A302.1, A302.3, A302.4, A302.5, A302.6
S1 . . . S10
A302.2
S1 . . . S7
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Installation Guide, ECL Comfort 310, A302
ECA 32 PIR /
S11 S12 S13 S14 S15 S16
A302.1 x x x
A302.2 x x x x x x
A302.3 x x x
A302.4 x x x
A302.5 x x x
A302.6 x x x x x x
ECA 32
ECA 32
Pt 1000
S11 S12 S13 S14 S15 S16
A302.1 (Sx) (Sx) (Sx)
A302.2
A302.3 (Sx) (Sx) (Sx)
A302.4 x x x
A302.5 (Sx) (Sx) (Sx)
A302.6
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Installation Guide, ECL Comfort 310, A302
ECA 30 / 31
Master / slave
10 | © Danfoss | 2020.12
Danfoss
87H2052.11
B
A
B
A
B
A
B
A
AN10968647123400-000501
Installation Guide, ECL Comfort 310, A302
Modbus
M-bus
ECL 210 / 296 / 310
B
A
B
A
ECL 296 / 310
Danfoss
87H2060.11
Danfoss
87H2061.11
M-bus
B
A
B
A
ECL 296 / 310
+
B
A
B
A
S.Gnd
S1
87H1308.11
Danfoss
M-bus
29
METERMETER
30
31
32
33
34
35
36
37
38
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Installation Guide, ECL Comfort 310, A302
Pt 1000 (IEC 751B, 1000 Ω / 0 °C)
Ω
°C
-50
-40
-30
-20
-10
100
110
120
130
140
150
10
20
30
40
50
60
70
80
90
Ω
803
843
1600
1500
882
922
1400
961
1000
0
1039
1300
1078
1117
1200
1155
1194
1232
1100
1271
1309
1000
1347
1385
900
1423
1461
1498
800
1535
1573
-50
-25 0255075 100 125 150
°C
Heat curves
120
110
100
90
80
70
60
50
40
30
20
10
2.2 2.6 3.0 3.41.8
1.4
1.0
0.6
0.2
12 | © Danfoss | 2020.12
-30 -20 -10 0 10 20
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Installation Guide, ECL Comfort 310, A302
ECA 30
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Installation Guide, ECL Comfort 310, A302
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Installation Guide, ECL Comfort 310, A302
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Installation Guide, ECL Comfort 310, A302
?
?
-> Playlists -> How-to Videos -> District Energy installation videos
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ECL Comfort 310, A302: www.heating.danfoss.com
https://www.youtube.com/user/DanfossHeating
*087H9141*
AN10968647123400-000501
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