Contact thermostat
Part no. 7151 72 9
May be used as a maximum temperature limiter for underfloor
heating systems (only in conjunction with metallic pipes).
The temperature limiter i s installed into the heating flow and
switches the heating circuit pump OFF if the flow temperature is
too high.
Specification
Lead length 4.2 m, fully wired
Setting range 30 to 80 °C
Switching differential max. 14 K
Breaking capacity 6(1.5) A 250V~
Setting scale inside the casing
DIN reg. no. DIN TR 77703
or
DIN TR 96803
or
DIN TR 110302
Immersion temperature sensor
Part no. 7179 488
To capture the low loss header temperature.
Specification
Lead length 3.75 m, fully wired
Protection IP 32 to EN 60529
safeguard through appro-
priate d esign and installa-
tion
Permissible ambient temperature
– during operation 0 to +90 °C
– during storage and transport -20 to +70 °C
LON communication module
Part no. 7179 113
For connection of one Vitotronic 050 heating circuit control unit or
the Vitocom 300, comprising one PCB.
KM BUS distributor
Part no. 7415 02 8
For the connection of 2 to 9 devices to the Vitotronic KM BUS.
Specification
Lead length 3.0 m, fully wired
Protection IP 32 to EN 60529;
safeguard through appro-
priate design and instal-
lation
Permissible ambient temperature
– during operation 0 to +40 °C
– during storage and transport ‐ 20 to +65 °C
5822 335-1 GB
26 VIESMANN VITOPEND 222
AccessoriesfortheVitotronic200,typeHO1 (cont.)
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