26
Required settings on the solar control unit
Main menu Delivered
condition
Setting
Operator code 0000 0200
Solar options
■ System (see page 95) 1 1
Set solar values
■ Tcylset (set cylinder temperature) 60 °C
■ ΔTon (start temperature differential for solar cir-
cuit pump R1
eE
)
8.0 K
■ ΔToff (stop temperature differential for solar cir-
cuit pump R1
eE
)
4.0 K
System options
■ Add. fct.
(Additional function for DHW heating)
No Yes
■ ΔT Fct6 (ΔT function for switching the circulation
pump R6
qT
, function block 2, see page 112)
No Yes
Set system values
■ ΔT6on (start temperature differential for R6) 5.0 K
■ ΔT6off (stop temperature differential for R6) 3.0 K
For pump speed, see page 139.
System example 4
DHW and swimming pool water heating with dual-mode DHW
cylinder
Main components
■ Viessmann solar collectors
■ DHW cylinders Vitocell 100-B or
Vitocell 300-B
■ Swimming pool
■ 2 heat exchangers for swimming pool
water
■ Vitosolic 200
■ Solar-Divicon
■ Solar pump line
■ Wall mounted oil/gas boiler or oil/gas
boiler
System examples
System example 3
(cont.)
5414 620 GB
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