60
Coding in the delivered condition
Possible change
Stagnation time reduction
0A:5
Temperature differential for stagna-
tion time reduction (reduction in
the speed of the solar circuit pump
to protect system components and
heat transfer medium) 5 K.
0A:0
Stagnation time reduction not active.
0A:1
to
0A:40
Temperature differential adjustable
from 1 to 40 K.
Flow rate solar circuit
0F:70
Solar circuit flow rate at the maxi-
mum pump speed 7 l/min.
0F:1
to
0F:255
Flow rate adjustable from 0.1 to
25.5 l/min,
1 step
≙
0.1 l/min.
Extended solar control functions
20:0
No extended control function ena-
bled
20:1
Auxiliary function for DHW heating
20:2
Differential temperature control 2.
20:3
Differential temperature control 2
and auxiliary function.
20:4
Differential temperature control 2 for
central heating backup.
20:5
Thermostat function
20:6
Thermostat function and auxiliary
function
20:7
Solar heating via external heat ex-
changer without additional tempera-
ture sensor
20:8
Solar heating via external heat ex-
changer with additional temperature
sensor
20:9
Solar heating of 2 DHW cylinders
"Heating circuit..."
Select
"Heating circuit ..."
(see page 57).
Coding
Coding in the delivered condition
Possible change
Priority DHW heating
A2:2
Cylinder priority for heating circuit
pump
A2:0
No cylinder priority for heating circuit
pump
A2:1
Cylinder priority for mixer. The mixer
is closed during cylinder heating.
The heating circuit pump is running.
A2:3
to
A2:15
Modulating priority for mixers. The
heating circuit receives a reduced
amount of heat.
Economy function outside temperature
A5:5
With heating circuit pump logic
function (economy mode): Heating
circuit pump is "OFF" when the
outside temperature (OT) is 1 K
higher than the set room tempera-
ture (RT
set
)
OT > RT
set
+ 1 K
A5:0
Without heating circuit pump logic
function
A5:1
to
A5:15
With heating circuit pump logic func-
tion: Heating circuit pump "OFF"
(see the following table)
Codes
Code 1
(cont.)
6136330
Codes
