Viessmann VITOCAL 242-S Installation And Service Instructions Manual page 143

Control parameters report
Parameter
"Raise set DHW cylinder tem-
perature PV"
"Raise set heating water buffer
cylinder temp PV"
"Raise set room temperature
PV"
Time
Parameter
"Automatic changeover sum-
mertime - wintertime"
"Start summertime - month"
"Start summertime - week"
"Start summertime - day"
"Start wintertime - month"
"Start wintertime - week"
"Start wintertime - day"
Communication
Parameter
"Enable LON communication
module"
"LON subscriber number"
"LON fault manager"
"LON system number"
"Interval for data transfer via
LON"
"Source outside temperature" 77FC
"Send outside temperature"
"Source time"
"Send time"
Commissioning/service reports
(cont.)
Code Delivered
condition
7E21
0 (≙ 0 K)
7E22
0 (≙ 0 K)
7E23
0 (≙ 0 K)
Code Delivered
condition
7C00 1
7C01 3
7C02 5
7C03 7
7C04 10
7C05 5
7C06 7
Code Delivered
condition
7710 0
7777 1
7779 0
7798 1
779C 20 min
0
77FD 0
77FE 0
77FF 0
Commis- Mainte-
sioning nance/
Service
Commis- Mainte-
sioning nance/
Service
Commis- Mainte-
sioning nance/
Service
143