COSMOGAS ECOTWIN, Инструкция по установке, эксплуатации и обслуживанию, Страница: 55 / 88

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ecotwin
COSMOGAS
8.2.3 - DHW
The menu consists of several pages and, by scrolling with the
arrows, it is possible to consult and modify all the parameters
relating to DHW circuit:
Parameter
Permission
level
U.M. Range Factory setting
Costum
value
Setpoint DHW
WARNING!!! A temperature higher than 55 ° C can
cause malfunctions.
End user °C 25...75 50
DHW restart ΔT setting
(Compressor light on negative hysteresis on “Setpoint
DHW”)
End user °C 2...15 5
Shifting priority
(If this parameter is not selected the priority is totally to
the DHW, if is selected the priority is conditioned by the
following parameters)
End user /
Selected -
Not selected
Not selected
Start shifting priority below outdoor temp.
(Outdoor temperature for the start-up of the DHW condi-
tioned priority. Over this outdoor temperature value, the
DHW priority is total respect to the heating function)
End user °C -15...20 15
Sanitary water min. working time (minutes)
(Minimum DHW working time in DHW conditioned
priority)
End user Min 10...60 30
Heating max. working time (minutes)
(Maximum time in heating after which switches to dome -
stic hot water)
End user Min 30...180 90
Allowable temp drift in heating
(Maximum cooling allowed on the heating temperature
after which the unit is switched from DHW to heating to
recover heat to the rooms)
End user °C 3...10 6
DHW backup heater for shifting priority
(Enabling the DHW heating electric resistance, detail “9”
of Figure 6-22, during the conditioned DHW phase)
End user /
Selected -
Not selected
Not selected
DHW Eco operation (Don’t change) Installer /
Selected -
Not selected
Not selected
Outdoor temp. to start DHW ECO operation
(Don’t change)
Installer °C -20...43 -20
Figure 8-8 - DHW icon
8 - USE