Screed Function - Viessmann Vitocal 200-G Installation And Service Instructions Manual

Heating circuit control settings

Screed function

Note
Observe the specifications of EN 1264-4. The report to be provided by the heat-
ing contractor must contain the following heat-up details:
& Heat-up data with respective flow temperatures
& Actual maximum flow temperature
& Operating condition and outside temperature during handover
The function continues after a power failure or after the control unit has been
switched OFF. The selected heating program continues, if the screed function
has terminated in accordance with the program or, before its expiry, the tem-
perature/time profile "0" is selected.
The temperature/time profiles 5 to 15 regulate to the maximum flow tempera-
ture.
Only one time program can be enabled, even if two heating circuits are con-
nected.
Four different temperature/time profiles are available for screed drying.
Note
If "Building drying time" has been activated (see page 145), no intervention
must occur here.
The settings under "time for drying buildings" are directly related to this set-
ting. The settings of both functions influence each other.
Temperature/time profile 1 (in acc.
with EN 1264-4)
A Flow temperature
B Days
162
Temperature/time profile 2 (to ZV
parquet and flooring technology)
A Flow temperature
B Days