Neomitis SR - Comfort Functions; Solar Pump Control; Auxiliary Heating Control

COMFORT FUNCTIONS
AUXILIARY BACKUP HEATING
SOLAR PUMP CONTROL
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control modes:
Basic On/Off control mode (ON/OFF): the pump runs (at full speed) or not, no speed
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Speed control mode (RPM): this is a full-wave packet control mode for pump speed
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some other control settings (like the minimum speed ratio, eg 30%) may be re-set (in the «
Expert plus » mode).
Note: The installer will verify that the solar pump used in RPM mode is suitable in relation to
the R1 output and will check the minimum speed ratio of the controller with respect to the
pump type.
Using a basic / standard pump with no integrated electronic speed control
Either ON/OFF or RPM control mode can be used.
Using a pump with integrated electronic speed control
RPM control mode CANNOT be used, only ON/OFF control mode can be.
Auxiliary backup heating is only allowed under the condition that the temperature measured
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measured at the lower/bottom part of the hot water storage tank.
Feature electric auxiliary backup heating only :
Auxiliary
backup
type
Triggering conditions for auxiliary backup heating
Mode
SYSTEM 1
Basic solar
system with
ELectric
auxiliary
heating
R3(ELEC)
MAX+OFPP
R1=OFF
T3<T2Set
ECO+BOOST
-
MAX+BOOST
SYSTEM 2
Basic solar
system with
Solar pump
speed control
and ELectric
auxiliary
heating
R3(ELEC)
MAX+OFPP
R1=OFF
T3<T2Set
ECO+BOOST
-
MAX+BOOST
R1
R1
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