Gruppo Ferroli ECOTRONIC tech Instrucciones De Uso E Instalación página 87

EN
System 2B:
with 1 tank, 1 circulating pump and 3 probes.
(No modulating circulating pump, No calculation, With elimination of excess heat).
- Assigning of terminals and main diagram.
P1
1
2
3
NTC
B
4
5
PT1000
C
6
SOLAR
CIRCULATING
7
PT1000
PUMP
D
8
9
10
AUX 2
11
12
AUX 1
FREE
CONTACT
S3
Cod. 3540V010 - 07/2010 (Rev. 00)
25
230 Vac
50 Hz
24
23
22
21
20
19
18
17
16
NC
15
14
COM
FREE CONTACT
13
NO
S1
S2
ECOTRONIC tech
Symbol
S2 (B)
S3 (C)
P1
AUX 2
AUX 1
S1 (D)
T1
L
AUX 2 (230 Vac)
N
L
AUX 1 (230 Vac)
N
T1
Description
Lower tank
NTC probe
Solar Collector
PT1000 probe
Solar
Circulating Pump
Closes in
case of fault
Closes
Shutter
Upper tank
PT1000 probe
Consent for
elimination of
excess heat
Necessary
Optional
87