HYDRAULIC SYSTEMS AND CONNECTION DIAGRAMS
62
smart Econ - emz-HCW - 180116
Hydraulic system 3: ›HCW 003‹ (HCW 810)
1 heat generator, 1 heating circuit without mixer, 2 heating circuits with mixer,
1 domestic hot water tank, domestic hot water circulation
Required sensors (PT 1000): 1 outdoor temperature sensor, 1 solar and boiler temperature sensor,
2 storage tank and buffer temperature sensors, 3 flow/return contact temperature sensors
* Burner modulation via 0-10 V output at terminals 28 is possible on request.
PE
PE
N
N
L
L
PE
PE
PE
PE
PE
PE
PE
PE
N
N
N
N
34
34
48
48
46
46
44
44
42
42
40
40
38
38
36
36
33
33
32
32
31
31
30
30
24
24
10
10
12
12
14
14
16
16
18
18
20
20
22
22
25
25
11
11
13
13
15
15
17
17
19
19
21
21
23
23
4
1
2 3
26
26
5
5
6
6
28
28
7
7
8
8
27
27
29
29
L
L
+
+
-
-
H
H
4
1
2 3
P-CIRC
<32>
S-CIRC
<18>
A
O
-HG (PWR) <26>
*
A
O
-HG 0-10V <28>
S-OUT <10>
S-FL-HG <12>
S-DHW <14>
S-LP-T <16>
S-CIRC <18>
S-FL-HC 2 <22>
S-FL-HC 3 <24>
M-HC 3 <48>
M-HC 3 <46>
M-HC 2 <44>
M-HC 2 <42>
P-HC 3 <40>
P-HC 2 <38>
P-HC 1 <36>
P-DHW <34>
P-CIRC <32>
HG <30>
S-OUT <10>
S-FL-HC 2
<22>
S-DHW
<14>
HG <30>
P-DHW <34>
S-FL-HG
<12>
S-FL-HC 3
<24>
M-HC 2
<42,44>
P-HC 1
<36>
P-HC 2
<38>
P-HC 3
<40>
M-HC 3
<46,48>
AO-HG
0-10V
<28>
S-LP-T
<16>
Power supply
230 V AC
CAN bus
→
Page 53
Temperature sensor
Pumps and mixers
Analog
outputs
