Viessmann J3HA, Инструкции по установке и обслуживанию для подрядчиков

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101
Example using the settings in the delivered condition
A
B
-20
Outside temperature in °C
Boiler
water
temperature/
flow temperature
in °C
80
70
60
50
40
30
0 -5 -10 -15 5 10
Set room temperature
in °C
35
30
25
20
15
10
5
0
90
Fig. 63
A
Heating curve for operation with standard room
temperature
B
Heating curve for operation with reduced room
temperature
Reducing the heat-up time
During the transition from operation with reduced room
temperature to operation with standard room tempera-
ture, the boiler water or flow temperature is raised in
accordance with the selected heating curve. The boiler
water or flow temperature increase can be automati-
cally raised. The value and duration for the additional increase of
the set boiler water or flow temperature is selected in
coding addresses "FA" and "Fb" in the
"Heating cir-
cuit" group.
Function description
Control functions
(cont.)
5686 293 GB
Functions