Diagrams; Diagrams With Non-Modulating Circulator - Ferroli ECOTRONIC HiTech Manual Del Usuario

12. DIAGRAMS

12.1 Diagrams with non-modulating circulator

System with one tank, one circulating pump and two probes
(No modulating circulating pump, No metering, No supplementary heating/No excess heat dis-
sipation).
- Assigning of terminals and block diagram.
S4 S4 - V1 S3 S3 S2 S2 S1 S1
P1
Symbol Description
P1 Solar circulating pump
S1 Probe PT 1000 Solar collector
S2 Probe PT 1000 Lower tank
180 EN
/ / / / / /
S1
S2
code 3542A420 - Rev. 00 - 12/2021
ECOTRONIC HiTech
R3 R3 R2 N L N R1 N
/
/ / / / /
/ / / / / /
230 Vac
/