Technical data
7.
Technical documentation
ProCon
HT
150
/
HT
225
7.5.1
Setting the heating capacity with
QAA
73
You can set the heating capacity
alongside the above-named
settings on QAA
73.
QAA73...
AGU2.361
Boiler set
point
v
alue
Capacity setting
Available
Available
Tv
SollMmi
QAA
73...-
Indoor
set point value knob
You can end the control stop function by pressing the chimney
sweep button
(9)
(>
1
sec).
Changing the
max
.
heating capacity
If you press and hold the chimney sweep button
(9)
(>
9
seconds
)
the
newly set
capacity will count as the m
aximum
heating
capacity
;
the
LMU...parameter
NHzMax
or
PHzmax
will adjust
accordingly depending on whether the speed limit for each
parameter specification is active or not.
7.5.2
Programming of
LMU
via
QAA
73
Below is the description of the button operation on
QAA
73.
Entry into
LMU input...Programming level
On QAA73 press ...
«+
»
or
«+
» buttons
in
the info level
simultaneously
(approx.
>
3
seconds
).
You are
now in the
programming levels of the
LMU.
End user level
After input in
LMU programming levels, you will land directly in the
end user level.
Specialist
level
On
QAA
73 press
«
/
»
buttons
simultaneously
(approx.
>
3
seconds
)
OEM level
On
QAA
73
press
«
/
»
buttons
simultaneously (
approx.
>
9
seconds
)
and enter code.
Change the parameter
To conform with
QAA73
system with subsequent line change
(In this type of programming, the value will be assumed. After the
first parameter change,
«183» will appear on the display code
(12).
Complete the programming
Press the information or operation type button. If no change or
setting occurs for 8 minutes,
the programming will end
automatically
In the ending of the program described, no parameters
changed afterwards
will be assumed
!
After completing the programming
display code
«183»
will disappear from display
(12)
The programming described here applies only to the
values of the LMUs connected on
QAA
73...
This will not affect QAA
73 parameters.
If
QAA
73
is used for programming
,
then connection and
disconnection may be carried out only in
dead-voltage status.
7.6
LMU parameters
Line
Level
Func
tion
Range
Valu
e
90
Specialist
Domestic water temperature reduction s
et point value
„TBW
SollRed“
TBW
S
min-TBW
S
oll
TBW
S
min
91
2)
Specialist
Start domestic water charging
0
=
BW
–
Timing
program
1
=
BW
–
permanently on
0
93
Specialist
Drinking water operation type switch
„EcoHmiEnable“
0
=
without
CO
1
=
with
ECO
0
94
2)
Specialist
TRW
Circulation pump control
0
=
after
TRW
-
Start
(depending on p
ar.91)
1
=
after
TRW-Timing program
0
503
Specialist
Minimum
boiler set
point value-temperature
(20°C<=TkSmin<=TkSmax)
20
...
90°C
20°C
504
Specialist
Maximum
boiler set point value-temperature
(TkSmin<=TkSmax<=90°C)
20
...
90°C
90°C
505
Specialist
Boiler set point value
at activated
curtain function
20
...
90°C
85°C
506
Specialist
Minimum flow set point value temperature
(20°C<=TvSmin<=TvSmax)
20
...
90°C
25°C
507
Specialist
Maximum flow set point value temperature
(TvSmin<=TvSmax<=90°C)
20
...
90°C
90°C
516
Specialist
Summer / Winter switch over temperature
(
30°C:
S/W switch over deactivated)
8
...
30
°C
18
°C
532
Specialist
Heating characteristics slope
heating circuit
1
1
...
40
15
533
Specialist
Heating characteristics slope
heating circuit
2
1
...
40
15
56