Wireless Outside Temperature Sensor; Wireless Repeater - Viessmann VITODENS 300-W Technical Manual

Control units
(cont.)

■ Wireless outside temperature sensor

■ Vitocomfort 200 home automation
For up to 3 wireless remote control units or 3 Vitocomfort 200. Not in
conjunction with a hard-wired remote control unit.
Connection:
■ 2-core lead, length up to 50 m (even when connecting several KM
BUS subscribers).
■ Never route this cable immediately next to 230/400 V cables.
3 4
Wireless outside temperature sensor
Part no. 7455 213
Wireless subscriber.
Wireless, light-activated outside temperature sensor with integral wire-
less transmitter for operation with the wireless base station and the
Vitotronic control unit.
Installation location:
■ North or north-western wall of the building
■ 2 to 2.5 m above the ground, for multi storey buildings in the upper
half of the second floor
6 6
4 1

Wireless repeater

Part no. 7456 538
Mains operated repeater to increase the wireless range and for use in
areas where wireless communication is difficult. Observe the "Wireless
accessories" technical guide.
No more than one wireless repeater per Vitotronic control unit.
■ For preventing over-diagonal angle of penetration of the radio sig-
nals through steel reinforced concrete ceilings/floors and/or multiple
walls.
■ For circumventing large metallic objects situated between the wire-
less components.
VITODENS
Specification
Power supply via KM BUS
Power consumption
Radio frequency
Safety category
IP rating
Permissible ambient temperature
– During operation
– During storage and transport
Specification
Power supply via PV cells and energy store
Radio frequency
Wireless range
IP rating
Permissible ambient temperature dur-
ing operation, storage and transport
1 W
868.3 MHz
III
IP 20 to EN 60529
Ensure through design/in-
stallation
0 to +40 °C
−20 to +65 °C
868.3 MHz
See "Wireless accessories"
technical guide
IP 43 to EN 60529
Ensure through design/in-
stallation
−40 to +60 °C
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VIESMANN
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