14
Scheme 80: Heating circuit, (automatic) boiler, cylinder, charging pump
Version 1: Automatic boiler, buffer cylinder, buffer charging pump
Program 80:
Enabling of the heating circuit pump
A1
above the minimum thresholds. The
load pump is switched on based on the temperature difference between boiler
S4
and buffer
S6
via the control output
COP 1
. The burner demand at the control output
COP 2
is activated
either by a base temperature
min3
or
max3
or by undershooting of the set flow temperature
NP
plus the difference
diff2
at the buffer sensor
S5
. The burner demand is interrupted if the
temperature at boiler sensor
S4
undershoots threshold
max2
.
COP2 = Burner
demand
COP1
A1 off COP1 off
if S4 < min1 S4 < min1
and
S5 < min2
A1 on
diff1
COP1
Switch-off cond.
PUMP
S6 > max1
A1 off
COP1 off
Required settings:
Basic control level:
Time
Operating mode (preferably
AUTO
) Set room temp. for lowering mode
RTL
Set Room temp. for normal operation
RTN time programs for normal operation
Parameter menu:
Program number
PR
min1...
Boiler
S4
A1
(heating circuit active),
COP1
min2 ...
Cylinder
S5
A1
(heating circuit active)
min3 ...
Burner dem. on
S5
COP2
max1 ...
Cylinder
S6
COP1 max2
...
Burner dem.
S4
COP2
max3 ...
Burner dem. off
S5
COP2
diff1 ...
Boiler S4 – Tk.
S6
COP1
diff2 ...
Offset to set flow temp.
NP
COP2
Heat curve
TEMP
or
R RISE
Flow maximum and minimum temperature
PRE
max,
PRE
min)
Parameter frost protection mode (
OTF
,
RTF
)
Menu Men
MIXER
(Room influence etc.) and
PUMP
(Switch off conditions)
Burner demand
COP2
S4 < max2
and
on
S5 < min3 (fs = 40°C)
off
S5 > max3 (fs = 65°C)
or
heating active
and
S5 <
NP
+ diff2
(NP = set flow temperature)
Содержание UVR 63H
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