152
Internal extension H1
The internal extension is integrated into
the control unit casing. The following
alternative functions can be connected
to relay output
sK
. The function is
assigned via coding address "53" in
group
"General"
:
■ Central fault message (code "53:0")
■ DHW circulation pump (code "53:1")
(only for weather-compensated oper-
ation)
■ Heating circuit pump for heating circuit
without mixer (code "53:2")
■ Circulation pump for cylinder heating
(code "53:3")
An external safety valve can be connec-
ted to connection
gD
.
Function description
Internal extensions
5773 216 GB
Содержание Vitodens 222-F B2TA series
Страница 12: ...12 2 5 1 4 2x 3 Installing the boiler Removing the front panels 5773 216 GB...
Страница 13: ...13 1 2 SW17 Installing the boiler Siting and levelling the boiler 5773 216 GB Installation...
Страница 19: ...19 2x 4x 4 3 5 2 1 Installing the boiler Opening the control unit casing 5773 216 GB Installation...
Страница 29: ...29 5 4 2 6 2x 3 1 Installing the boiler Closing the control unit casing 5773 216 GB Installation...
Страница 31: ...31 4 1 5 2 2x 3 Installing the boiler Fitting the front panels 5773 216 GB Installation...
Страница 194: ...194 5773 216 GB...
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