Vitotrol 300A - Viessmann VITODENS 200-W Technical Manual

Control units
(cont.)
Note
The reduced room temperature (night temperature) is set at the con-
trol unit.
■ Party and economy mode can be enabled via keys.
■ Only for heating circuit with mixer:
fitted room temperature sensor for room temperature hook-up
Note
For room temperature hook-up, the Vitotrol 200A must be installed
in the living space (lead room).
Installation site:
■ Weather-compensated mode:
Installation anywhere in the building.
■ Room temperature hook-up:
Installation in the main living room on an internal wall opposite radi-
ators. Never install inside shelving units, in recesses, or immediately
by a door or heat source (e.g. direct sunlight, fireplace, TV set, etc.).
The fitted room temperature sensor captures the actual room tem-
perature and effects any necessary correction of the flow tempera-
ture.
Connection:
■ 2-core lead, length max. 50 m (even if connecting several remote
control units)
■ Never route this lead immediately next to 230/400 V cables
■ LV plug as standard delivery

Vitotrol 300A

Part no. Z008 342
KM BUS subscriber
Functions:
■ Displaying:
5
– Room temperature
– Outside temperature
– Heating program
– Operating condition
– Solar yield as graphic display
■ Settings:
– Set room temperatures for standard mode (day temperature) and
reduced mode (night temperature) via the standard display
– Heating program, switching times for heating circuits, DHW heat-
ing and DHW circulation pump plus further settings via plain text
menu on the display
■ Party and economy mode can be enabled via the menu
■ Only for heating circuit with mixer:
fitted room temperature sensor for room temperature hook-up
Note
For room temperature hook-up, the Vitotrol 300A must be installed
in the living space (lead room).
Installation site:
■ Weather-compensated mode:
Installation anywhere in the building.
■ Room temperature hook-up:
Installation in the main living room on an internal wall opposite radi-
ators. Never install inside shelving units, in recesses, or immediately
by a door or heat source (e.g. direct sunlight, fireplace, TV set, etc.).
The fitted room temperature sensor captures the actual room tem-
perature and effects any necessary correction of the flow tempera-
ture.
VIESMANN
48
1 4
8
Specification
Power supply via KM BUS
Power consumption
Safety category
IP rating
Permissible ambient temperature
– during operation
– during storage and transport
Set room temperature range
Connection:
■ 2-core lead, length max. 50 m (even if connecting several remote
control units)
■ Never route this lead immediately next to 230/400 V cables
■ LV plug as standard delivery
1 5
5
Specification
Power supply via KM BUS
Power consumption
Safety category
IP rating
Permissible ambient temperature
– during operation
– during storage and transport
Set room temperature range
0.2 W
III
IP 30 to EN 60529
ensure through appropri-
ate design/installation
0 to +40 °C
−20 to +65 °C
3 to 37 °C
0.5 W
III
IP 30 to EN 60529
ensure through appropri-
ate design/installation
0 to +40 °C
−20 to +65 °C
3 to 37 °C
VITODENS 200-W