Cascade operation allows up to 6 units to be connected in parallel, thereby ensuring that the system is fully reliable and efficient.
The Master unit controls and displays the parameters of the entire system on its User Interface, activating the Slave units when its
capacity is not enough to fulfil the system load.
1-1 Master 12.3 Heating heater
1-n Slave 13 T5: temperature probe
2 Filter 14 Hot water tap
3 Shut-off valve 15 P_d: domestic hot water pump
4 Controller 16 Non-return valve
5 Backup heater 17 Bypass valve
6 Drain 18 SV1: 3-way valve
7 Filling 19 SV1: 3-way valve
8 Balancing tank 20 Mixing unit
8.1 Vent 20.1 P_c: area 2 pump
8.2 Drain 20.2 SV3: 3-way valve
9 Expansion vessel 21 Tw2: area 2 temperature probe
10 P_o: external circulation pump 22 Tbt1: balancing tank temperature probe
11 Manifold 23 - -
12 Domestic hot water tank FHL Underfloor heating
12.1 Vent FCU Fan coil
12.2 Exchanger
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