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Les langues disponibles
ECOTRONIC HiTech
"East/West" system with one tank, two circulating pumps and four probes.
(Modulating circulating pump, Metering, No supplementary heating/No excess heat dissipa-
tion).
- Assigning of terminals and block diagram.
An accessory PT 1000 probe must be purchased
S4 S4 - V1 S3 S3 S2 S2 S1 S1
S1
/
/
/
M
Bi
B
N
P1
/
256
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/
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/
Symbol Description
F Fuse
P1 Solar circulating pump "A"
P2 Solar circulating pump "B"
R Relay
S1 Probe PT 1000 Solar collector "A"
S2 Probe PT 1000 Lower tank
S3 Probe PT 1000 Solar collector "B"
/
/
/
/
/
/
/ /
S3
P2
/
256
/
/
/
/
/
/
/
/
/
/
/
code 3542A420 - Rev. 00 - 12/2021
R3 R3 R2 N L N R1 N
/
/
/
/
/
/
/
/
/
/
/
L
N
F
NC
NA
R
C
M
Bi
/
/
B
N
/
/
/
/
/
/
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/
Symbol Description
S4 Probe PT 1000 Solar return
256 Modulating circulating pump signal
/
/
/
/
/
/
230 Vac
/
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/
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/
/
/
L
N
F
NC
NA
R
C
/
/
/
/
/
/
/
/
/
/
EN
/
/
/
/
/
S2
S4
199
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