TA FRISTAR3, Руководство по эксплуатации

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14
Control of cascade switching with freely programmable controllers
The outputs for the stop valves are switched on by comparison functions, with one comparison func -
tion for each valve. The relevant switch-on and switch-off thresholds should be chosen in the same
way as for the UVR67.
Cascade switching with circulation line
Schematic diagram for activating the DHW circulation pump with the FRI -
STAR3 controller
Figure with fresh water stations version, version "Pump on the right"
The circulation pump is connected only to the always ready FRISTAR3 .
Circulation pump