Boiler Water Temperature Sensor In Conjunction With The Vitotronic - Viessmann VITOCROSSAL 200 Type CM2 Technical Manual

Control units
(cont.)
Boiler water temperature sensor in conjunction with the Vitotronic 100, type GC4B and Vitotronic 300,
type GW4B
Dual temperature sensor for connection to the burner control unit of
the Vitocrossal 200, type CM2 400 to 620 kW.
Cylinder temperature sensor
Part no. 7426463
Outside temperature sensor
Installation site:
■ 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
Connection:
■ 2-core lead, length max. 35 m with a cross-section of 1.5 mm
per).
■ Never route this lead immediately next to 230/400 V cables
6 6
4 1
9.3 Vitotronic 100, type GC1B, part no. 7498 901
Specification
Construction
The control unit comprises a standard unit, electronics modules and a
programming unit.
Standard unit:
■ ON/OFF switch
■ Test key
■ Emissions test switch
■ Optolink laptop interface
Gas condensing boilers
Specification
Cable length
IP rating
Sensor type
Permissible ambient temperature
– during operation
– during storage and transportation
Specification
Cable length
IP rating
Sensor type
Permissible ambient temperature
– During operation
– During storage and transport
Specification
IP rating
Sensor type
2
(cop-
Permissible ambient temperature dur-
ing operation, storage and transport
■ Temperature controller
TR 1168
or
TR 1107
■ High limit safety cut-out
STB 1169
or
STB 115408
■ Fuses
2.2 m, fully wired
IP 32 to EN 60529, ensure
through design/installation
Viessmann dual sensor
NTC 10 kΩ/20 kΩ, at 25 °C
0 to +125 °C
−30 to +70 °C
5.8 m, fully wired
IP 32 to EN 60529; ensure
through design/installation
Viessmann NTC 10 kΩ, at
25 °C
0 to +90 °C
–20 to +70 °C
IP 43 to EN 60529
ensure through appropriate
design/installation
Viessmann NTC 10 kΩ, at
25 °C
−40 to +70 °C
VIESMANN
55
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