T1
T2
T3
T4
T1: Collector array sensor
T2: Lower storage tank sensor
T3: Upper storage tank sensor
T4: Sensor heating return increase
R1: Solar circuit pump
R2: Heating return switching valve
3)
1,
2,
3,
4,
R1, N, PE (PWM R1,
1)
)
R2, N, PE
1 storage tank with external heat exchanger, 1 collector array
R2 R1
T1
T2
T3
T1: Collector array sensor
T2: Lower storage tank sensor
T3: External heat exchanger sensor
R1: Storage tank loading circuit pump
R2: Solar circuit pump
1,
2,
3,
R1, N, PE (PWM R1,
1)
)
R2, N, PE (PWM R2,
2)
)
1 storage tank with zone loading, 1 collector array
R1
R2
T1
T2
T3
T1: Collector array sensor
T2: Lower storage tank sensor
T3: Upper storage tank sensor
R1: Solar circuit pump
R2: Zone loading switching valve
4)
1,
2,
3,
R1, N, PE (PWM R1,
1)
)
R2, N, PE
1 storage tank, 2 collector arrays
R1
R2
T1
T3
T2
T1: Collector array 1 sensor
T2: Collector array 2 sensor
T3: Lower storage tank sensor
R1: Solar circuit pump for collector array 1
R2: Solar circuit pump for collector array 2
1,
2,
3,
R1, N, PE (PWM R1,
1)
)
R2, N, PE (PWM R2,
2)
)
2 storage tanks, 1 collector array (pump-controlled)
T1
T2
T3
R1
R2
T1: Collector array sensor
T2: Sensor lower area of storage tank 1
T3: Sensor lower area of storage tank 2
R1: Solar circuit pump, storage tank 1
R2: Solar circuit pump, storage tank 2
1,
2,
3,
R1, N, PE (PWM R1,
1)
)
R2, N, PE (PWM R2,
2)
)
2 storage tanks, 1 collector array (pump/valve controlled)
T1
T2
T3
R1
R2
T1: Collector array sensor
T2: Sensor lower area of storage tank 1
T3: Sensor lower area of storage tank 2
R1: Solar circuit pump
R2: Storage tank switching valve
5)
1,
2,
3,
R1, N, PE (PWM R1,
1)
)
R2, N, PE