60
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
per 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.)
5838144
Summary of Contents for Vitocal 300-G Pro BW 302.D090
Page 90: ...90 5838144...
Page 91: ...91 5838144...
