Cylinder Temperature Control - Viessmann Vitotronic 200 Installation And Service Instructions Manual

Cylinder temperature control

Frost protection
The DHW cylinder will be heated to
20 ºC if the DHW temperature falls
below 5 ºC.
Auxiliary function for DHW heating
This function is activated by default-
ing a second set DHW temperature
via coding address "58" and enabling
the fourth DHW phase for DHW heat-
ing.
Set DHW temperature
The set DHW temperature can be
adjusted between 10 and 60 ºC.
The set range can be extended to
95 ºC via coding address "56".
DHW circulation pump
The DHW circulation pump delivers
hot water to the draw-off points at
adjustable times.
Auxiliary circuits
DHW heating in conjunction with the
heating circuit can be disabled or
enabled by changing over the heating
program (see coding address "d5").
System with cylinder primary system
The above functions also apply in
conjunction with cylinder primary sys-
tems.
(cont.)
The set default value of the program-
ming unit and/or the Vitotrol 300
remote control can be allocated via
coding address "66".
Up to four time phases can be set at
the time switch.
Set the following codes: "4C:1",
"4E:1", "55:3" (see coding overview).
Function description
77