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Operation SDC / DHC
86 EN2H-0221GE51 R0808
Para-
meter
Designation Setting range / Setting values Factory
setting
Setting
P1 Only one switching time
program enabled
P1 Time
program
Time program
P1 to
P3
Three switching time
programs enabled
1 Common adjustment for
all heating circuits
1 Operat-
ing
mode
Operating mode
2 Separate adjustment for
the individual heating
circuits
Summe
r
Summer switch-
off
OFF, setting value of parameter
05 to 30°C
20
05 System frost pro-
tection
OFF, –20°C to Setting value of
summer parameter
3
1 Direct heating circuit 1
2 Mixed heating circuit 1
3 Mixed heating circuit 2
4 Hot-water circuit
06 Request contact
module
for variable
input 1
ALL All controllers
07 Request contact
module
for variable
input 2
For setting values, see parameter
06
1
08 Request contact
module
for variable
input 3
For setting values, see parameter
06
1
09 Climate zone –50 ... 0°C –12
1 Light construction 2
2 Medium construction
10 Building type
3 Heavy construction