Meibes LogoFresh M-Line Technische Information Für Montage Und Betrieb Seite 27

Connection
A
Heating medium side
B
C
Sanitary
D*
E
* Depending on the variant
System example: Fresh water unit as cascade connection (Note: not possible with S-Line)
If large quantities of hot water are required, two or more fresh water units can be joined together with a regulated valve in a cascade. (See separate printed
literature for the controller).
Cascading of LogoFresh M-Line with/without domestic water circulation (TWZ), electronically controlled
Legend:
VL Heating flow line
RL Heating return line
KW Domestic cold water
TWW Domestic hot water
Z Domestic water circulation
Required accessories: Electrically controlled zone valve DN 25 for cascade connection (Art.-No.: 66400.38), application per unit
Attention: For information on the electrical set-up of the cascade function (master/slave), please refer to the separate operating instructions.
Compact, DN 20
Flow line - heating ¾" female thread, top
Return line - heating ¾" female thread, bottom
Domestic water outlet ¾" female thread, top
Hot water circulation ¾" female thread, top
Cold water (domestic water) ¾" female thread, bottom
1-5 Fresh water unit
A-E Optional zone valve DN25 (Art.-No. 66400.38)
F Domestic water draw-off point
Standard, DN 25
Flow line - heating 1" female thread, top
Return line - heating 1" female thread, bottom
Domestic water outlet 1" female thread, top
Hot water circulation ¾" female thread, top
Cold water (domestic water) 1" male thread, bottom
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