Viessmann VITOTRONIC 200 Service Instructions Manual page 16

Function description
Heat pump cascade
C Vitocom
"System scheme 7000"
"Cascade control 700A"
"Number of lag heat pumps in cas-
cade 5735"
"Heat pump number in cascade
(LON) 5707"
LON communication module instal-
led
"Enable LON communication
module 7710"
"LON system number 7798"
"LON subscriber number 7777"
Each number can only be allocated
once.
"LON fault manager 7779"
Only one control unit per system
may be programmed as the fault
manager.
"Time via LON 77FF"
"Outside temperature via LON
7797"
"Interval for data transfer via LON
779C"
"Output lag heat pump 700B"
"Use of heat pump in cascade
700C"
"Flow temperature for external
demand 730C"
"Enable three-way diverter valve
heating/DHW 730D"
16
(cont.)
A
"0"up to "10"
"1" to "4"
"1" to "5"
"1" to "99"
"0" or "1"
"0" to "255"
"0" to "31"
"0"/"1"
B
"11"
"2" "0"
— "1" to "4"
"1" "1"
"1" to "5"
"1" to "99"
"0" or "1" Device is
"2" "1" Device
"2" "1"
"20" "20"
"0" to "31"
— "0" to "700"
0 to 70 °C
"0"/"1"
C
—
—
— —
—
—
—
1 to 99
always the
fault man-
ager
receives the
time
—
—
— —
—
—
—