Viessmann VITOPEND 100 WHEA - External Extension H4; Structure and Functions

On‐site requirements:
&
RJ11 socket or
&
TAE socket, coding "6N"
Specification
Rated voltage: 230 V ~
Rated frequency: 50 Hz
Rated current : 15 mA
Safety class: II
Protection: IP 20 to EN 60529;
safeguard through appropri-
ate design and install ation
Function: Type 1B to EN 60 730‐ 1
Permissible ambient temperature
– during operation: 0 to +40 °C
Installation in living spaces
or boiler rooms (standard
ambient conditions)
– during storage and transport: ‐20 to +65 °C
Approval: CTR 21
Internal extensions H1 and H2 and external extensions H1 and H2
For connection options and specification, see accessories for the
Vitotronic 200 from page 27.
External extension H4
Part no. 7197 22 7
Connection extension for connecting the Vitotrol 100, type UTD or
24 V clock thermostats via a LV cable.
With cable (0.5 m long) and plug for the connection to the
Vitotronic 100.
Specification
Rated voltage
– primary 230 V ~
– secondary 24 V ~
Rated frequency 50 Hz
Rated current 2 A
Power consumption 2.5 VA
Protection class I
Protection IP 41
Permissible ambient temperature
– during operation 0 to +40 °C
Installation in living spaces
or boiler rooms (standard
ambient conditions)
– during storage and transport -20 to +65 °C
Vitotronic 200, type HO1 (weather-compensated mode)
Structure and functions
Layout and functions
Modular construction
The control unit i s integ rated i nto t he boil er.
The control unit i s comprised of a basic uni t, electronic modules
and a programming unit.
Basic unit:
&
ON/OFF switch
&
Optolink laptop interface
&
Operating and fault display
&
Reset button
&
Fuses
Programming unit:
&
With digital time switch
&
Illuminated display with plain text support
&
Adjustment and display of temperatures and codes
&
Fault message display
&
Rotary selector for t he temperature in s tandard mode
&
Keys:
– Program selecti on
– Holiday program
– Party and economy mode
– Temperature for reduced mode
– DHW t emperature
– Emissions test function
Functions
&
Weather-compensated control of the boiler water and/or flow
temperature
&
Electronic maximum and minimum temperature limit
5822 335-1 GB
18 VIESMANN VITOPEND 222
AccessoriesfortheVitotronic100,typeHC1 (cont.)