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6
Change setting continued
Temperature differential between
Calorifier
collector sensor (TKO) and calorifier
sensor (TPU) as switch off criteria of
diff.
the solar pump.
Off
Variation: 4...19, 24...45, 50...52,
4.0K
If the average pump speed reaches
Diff.
50%, the Calorifier temp. Set-
point is reduced by this amount.
calorifier
Example: 60°C – 15K = 45°C
minimum
Once the actual calorifier temperature
reaches this reduced value (45°C), the
15.0K
MFA contact is activated.
If the average pump speed reaches
Calorifier
50%, the setpoint value is reduced by
the Diff. Calorifier Minimum
temp.
and the MFA contact is activated. In
Setpoint
conjunction with sensors TSU, TSB and
TPU this setpoint value is the criteria for
70.0°C
continued switched of the loading .
Achieveable max. calorifer temperature.
Calorifier
Once this temperature is reached, the
solar pump is switched off, if the passive
temp.
collector protection is switch off
maximum
(Setting collector protection: 0, 2 or 4).
90.0°C
The pump speed control attempts to
Calorifier
hold the collector temperature higher
than the temperature at sensor TPU
control
by the control differential set.
diff.
( Ch. 7.5).
15.0K
Temperature differential between
Tank
calorifier sensor TPO and tank sensor
TSO, at which the PPS pump is
load.diff
switched on. (Switch on criteria for
On
charge reversal function,
5.0K
Temperature differential between
Tank
calorifier sensor TPO and tank sensor
TSO, at which the PPS pump is
load.diff.
switched off. (Switch off criteria for
Off
charge reversal function,
2.0K
Temperature differential between
Swim. pool
collector sensor (TKO) and swim. pool
sensor(TSU) as switch on criteria of
diff.
the solar pump.
On
Variation: 20, 21, 52
7.0K
D D i i f f f f . . O O F F F F is a size that can be used to
Note:
include the ratings losses.
64
60...84
Ch. 7.18).
Ch. 7.18).
Setting range:
0 K...40 K
Presetting:
4.0 K
Variation:
4...19, 24...52, 57...84
Setting range:
0 K...40 K
Presetting:
15 K
Variation:
4...19, 24...52, 56...84
Setting range:
0°C...90°C
Presetting:
70°C
Variation:
4...19, 24...45, 50...52, 60...84
Setting range:
20°C...95°C
Presetting:
90°C
Variation:
4...19, 24...45, 50...52, 60...84
Setting range:
0...40 K
Presetting:
15 K
Variation:
5, 7, 10, 25, 36, 50, 51, 53, 60...64, 84
Setting range:
0...40 K
Presetting:
5 K
Variation:
5, 7, 10, 25, 36, 50, 51, 53, 60...64, 84
Setting range:
0...40 K
Presetting:
5 K
Setting range:
0 K...40 K
Presetting:
7.0 K
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