Ferroli ECOTRONIC tech Instrucciones De Uso E Instalación página 116

ECOTRONIC tech
System 2B:
with 1 tank, 1 circulating pump and 3 probes.
(No modulating circulating pump, No metering, With excess heat dissipation).
- Assigning of terminals and block diagram.
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
116
1
2
3
NTC
B
4
5
PT1000
C
6
7
PT1000
D
8
9
10
11
12
FREE
CONTACT
S3
cod. 3540V011 - 03/2017 (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
Symbol Description
S1 (D) Upper tank PT1000 probe
T1 Consent for excess heat dissipation
Necessary
Optional
L
AUX 2 (230 Vac)
N
L
AUX 1 (230 Vac)
N
T1
EN