Steca TR A502 TT - Page 11

11
742.114 | 14.50
EN
Display Legend Terminal layout
1 storage tank with heating return increase, 1 collector array
R1
R2
T1
T2
T3
T4
T1: collector array sensor
T2: lower storage tank sensor
T3: upper storage tank sensor
T4: heating return increase sensor
R1: solar circuit pump
R2: heating return switching valve
3)
1,
2,
3,
4,
R1, N, PE (0–10 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 (0–10 R1,
1)
)
R2, N, PE (0–10 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 (0–10 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, collector array 1
R2: solar circuit pump, collector array 2
1,
2,
3,
R1, N, PE (0–10 R1,
1)
)
R2, N, PE (0–10 R2,
2)
)
2 storage tanks, 1 collector array (pump-controlled)
T1
T2
T3
R1
R2
T1: collector array sensor
T2: lower storage tank 1 sensor
T3: lower storage tank 2 sensor
R1: solar circuit pump, storage tank 1
R2: solar circuit pump, storage tank 2
1,
2,
3,
R1, N, PE (0–10 R1,
1)
)
R2, N, PE (0–10 R2,
2)
)
2 storage tanks, 1 collector array (pump-/valve-controlled)
T1
T2
T3
R1
R2
T1: collector array sensor
T2: lower storage tank 1 sensor
T3: lower storage tank 2 sensor
R1: solar circuit pump
R2: storage tank switching valve
5)
1,
2,
3,
R1, N, PE (0–10 R1,
1)
)
R2, N, PE