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System 24: 2-store system with valve logic, 1 pump, 3 sensors and 3-port valve
The controller compares the temperature at sensor S1 to the temperatures at
sensors S2 and S4. If the measured temperature differences are higher than the
adjusted switch-on temperature differences, the pump (R1) will be activated and
the corresponding store will be loaded up to the adjusted store maximum or set
temperature respectively via the valve (R2). The priority logic effects prior loading
of store 1.
With another temperature differential function (S5 heat source/S3 heat sink), af-
terheating of the store with a solid fuel boiler can be carried out via another pump
(R3).
Hydraulic variant 1
Hydraulic variant 3
Hydraulic variant 2
Sensors
S1
Temperature collector
1 / GND
S2
Temperature store
base
2 / GND
S3
Temperature store –
solid fuel boiler
3 / GND
S4
Temperature store
base
4 / GND
S5
Temperature
solid fuel boiler
5 / GND
S6
Free
S6
Relay
R1
Solar pump
R1 / N / PE
R2
Valve solar circuit
R2 / N / PE
R3
Store loading pump
R3 / N / PE
R4
Free
R4 /R4
R1
S4
S1
S2
VBus
VBus
S5/V
40
S4
S3
GND
S6
S7
Sensors
Relais
S2
S1
N
R3
R2
R1
L
R4
PW
M
A
0-10
V
PW
M
B
0-10
V
R4
N
N
N
N
R3
R2
R1
L
1
2
3
4
5
6
7
8
9
10
11
S3
2
3
3
3
2
2
2
3
R3
2
R2
S5
Netz
Mains
Flow direction
when normally open
Содержание DeltaSol SL
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