Gruppo Ferroli ECOTRONIC tech Instrucciones De Uso E Instalación página 85

EN
System 1:
with 1 tank, 1 circulating pump and 3 probes.
(Modulating circulating pump, Calculation, No supplementary heating/No elimination of excess heat).
- Assigning of terminals and main diagram.
The second accessory NTC probe must
be acquired
P1
S4
1
NTC
A
2
3
NTC
B
4
5
PT1000
C
6
CIRCULATING
7
8
9
10
AUX 2
11
12
AUX 1
X2 X1
4 1 8
ECOTRONIC tech
Display
S3
Cod. 3540V010 - 07/2010 (Rev. 00)
25
24
23
SOLAR
22
PUMP
21
20
19
18
17
16
15
1 14
13
F1
S2
ECOTRONIC tech
Symbol
S2 (B)
S3 (C)
230 Vac P1
50 Hz
AUX 2
AUX 1
S4 (A)
F1
L
AUX 2 (230 Vac)
N
L
AUX 1 (230 Vac)
N
Description
Lower tank
NTC probe
Solar Collector
PT1000 probe
Solar
Circulating Pump
Closes in
case of fault
Closes
Shutter
Solar Return
NTC probe
Solar
Flowmeter
Necessary
Optional
85