63
Ventilation unit parameters
Setting
■
"Enable CO2 sensor 7D06"
"1"
If applicable, adjust values (subject to sizing):
"Ventilation"
Ó
■
"Set extract air temperature 7D08"
"100"
to
"300"
(
≙
10 to 30 °C)
■
"Flow rate reduced ventilation 7D0A"
"95"
up to
"7D0B"
minus 10 m
3
/h
■
"Flow rate nominal ventilation 7D0B"
"7D0A"
minus 10 m
3
/h up to
"7D0C"
minus
10 m
3
/h
■
"Flow rate intensive ventilation 7D0C"
"7D0B"
plus 10 m
3
/h up to
"280"
m
3
/h
Heat pump cascade
Parameters for heat pump cascade
Setting
Lead heat pump
Lag heat pump
"System scheme 7000"
"0"
to
"10"
"11"
"Cascade control 700A"
"2"
"0"
"Number of lag heat pumps 7029"
"1"
to
"4"
—
"Number of heat pump in cascade 7707"
—
"1"
to
"4"
LON communication module installed
"Enable LON communication module 7710"
"1"
"1"
"LON system number 7798"
"1"
to
"5"
"1"
to
"5"
"LON subscriber number 7777"
Each number can only be allocated once.
"1"
to
"99"
"1"
to
"99"
"LON fault manager 7779"
Only one control unit
within a system may be configured
as the fault manager.
"0"
or
"1"
"0"
or
"1"
"Source time 77FE"
"0"
"1"
"Send time 77FF"
"1"
"0"
"Source outside temperature 77FC"
"0"
"1"
"Send outside temperature 77FD"
"1"
"0"
"Interval for data transfer via LON 779C"
"20"
"20"
"Use of heat pump in cascade 700C"
"0"
to
"15"
"0"
to
"15"
"Enable electric heaters for DHW heating 7901"
—
"0"
or
"1"
"Enable 3-way diverter valve heating/DHW 730D"
"0"
/
"1"
"0"
/
"1"
Note
The
additional
parameters for the heat pump cascade
are set during commissioning by a heat pump contrac-
tor certified by Viessmann.
Commissioning, inspection, maintenance
Commissioning the system
(cont.)
5549 984 GB
Summary of Contents for KWT BW 301.B090
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