Danfoss C67 User Manual page 50

32d
Service parameter(s) 17-20
17 Influence on desired flow temperature (T
Circuit
I
The desired flow temperature in heating circuit I can be
influenced by an external reference.
OFF: The desired flow temperature in circuit I is
1 ... 20:
Temp.
Example:
If a slave controller (or circuit II) demands a higher
temperature than that of the master controller
(T
flow.ref(I)
increased accordingly (T
(line 17).
The function of line 17 can compensate for heat losses between
master and slave controlled systems.
20 Optimization based on room / outdoor temperature
Circuit
(I) / (II)
The optimized start and stop time can be based on either room or
outdoor temperature.
ON: Optimization based on room temperature, if
OFF: Optimization based on outdoor
The grey
side of the
ECL Card
Setting range
OFF / 1 ... 20 K
not influenced by any other controller (slave
or circuit II).
The desired flow temperature is increased
by the set value (line 17), if the demand of a
slave / circuit II is higher.
Setting line 17
), the temperature of the master will be
Setting range
ON / OFF
measured.
temperature. Use this setting if the room
temperature is not measured.
flow.ref(I)
Factory setting
) + the setting
flow.ref(II)
Factory setting
(OFF) / (OFF)
)
OFF
T
flow.ref(I)
T
flow.ref(II)
Time