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Idiomas disponibles
Idiomas disponibles
ECOTRONIC tech
System 3A:
with 1 tank, 1 circulating pump and 4 probes.
(No modulating circulating pump, Metering, With additional heating).
- Assigning of terminals and block diagram.
The second accessory NTC probe must be purchased
P1
Symbol Description
S2 (B) Lower tank NTC probe
S3 (C) Solar collector PT1000 probe
P1 Solar circulating pump
AUX 2 Closes in case of fault
AUX 1 Closes shutter
124
1
NTC
A
2
3
NTC
B
4
5
PT1000
C
6
7
PT1000
D
8
9
10
11
12
S3
256
S4
cod. 3540V011 - 03/2017 (Rev. 00)
25
24
23
22
21
20
19
18
17
16
NC
15
FREE
14
CONTACT
COM
13
NO
X2
X1
4
1
8
1
Display
ECOTRONICH tech
B
M
B
M
S1
S2
Symbol Description
S4 (A) Solar return NTC probe
S1 (D) Upper tank PT1000 probe
256 Circulating pump signal (PWM versions only)
230 Vac
50 Hz
L
AUX 2
(230 Vac)
N
L
AUX 1
(230 Vac)
N
FREE CONTACT
T1
Necessary
Optional
EN
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