Viessmann Vitodens 200-W B2HE, Technical Manual

Page: 144 / 156

Outside temperature sensor
Part no. ZK04306
Installation location:
■ North or north-west facing wall of the building
■ 2 to 2.5 m above the ground; for multi storey buildings in the upper
half of the second floor
Connection:
■ 2-core lead, length up to 35 m with a cross-section of 1.5 mm
2
(copper)
■ Never route this cable immediately next to 230/400 V cables.
41
66
80
Specification
IP rating IP 43 to EN 60529; ensure through de-
sign/installation.
Sensor type Viessmann NTC 10 kΩ at 25 °C
Permissible ambient tem-
perature during operation,
storage and transport
–40 to +70 °C
Room temperature sensor
Part no. 7438537
Separate room temperature sensor as supplement to the
Vitotrol 200-E; to be used if the Vitotrol 200-E cannot be installed
inside the main living room or in a suitable position for temperature
capture and adjustment.
Installation in the main living room on an internal wall opposite radia-
tors. Never install inside shelving units, in recesses, or immediately
by a door or heat source, e.g. direct sunlight, fireplace or TV set.
Connect the room temperature sensor to the Vitotrol 200-E.
Connection:
■ 2-core lead with a cross-section of 1.5 mm
2
(copper)
■ Max. lead length from the remote control: 30 m
■ Never route this cable immediately next to 230/400 V cables.
20
80
□
Specification
Protection class III
IP rating IP 30 to EN 60529; ensure through de-
sign/installation.
Sensor type Viessmann NTC 10 kΩ at 25 °C
Permissible ambient temperature
– Operation
0 to +40 °C
– Storage and transport –20 to +65 °C
Immersion temperature sensor
Part no. ZK04032
To capture the low loss header temperature
Specification
Lead length 3.75 m, fully wired
IP rating IP 32 to EN 60529; ensure through de-
sign/installation.
Sensor type Viessmann NTC 10 kΩ at 25 °C
Permissible ambient temperature
– Operation
0 to +90 °C
– Storage and transport –20 to +70 °C
Control unit
(cont.)
144
VIESMANN
VITODENS
9
5853906