Hitachi RWH-4.0VNFE User Manual

8.2 MAIN SCREEN
Depending on the working mode of the user controller, the main screen is shown in a different way. When the user controller is
working as a master unit controller, a comprehensive view with all the elements is shown, whereas when the user controller is
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8.2.1 Comprehensive view
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Time and date
The current time/date information is displayed. This
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Operation mode (Heating)
This icon shows the unit’s mode of operation status (Heating
operation).
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Control of circuits 1 and 2
It displays the setting temperature calculated for each circuit
and a throughput icon indicating the percentage of the actual
temperature with respect to the setting temperature. It can
also show the ECO mode and timer activation if they are
enabled.
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keys over this view (if Water calculation mode is set as “Fix”).
Pressing the OK button, the following options are shown:
- Timer: In this menu, simple timer or schedule timer can
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- OTC: OTC Setting temperature (User can only refer to
the OTC mode and its setting temperature value)
- Comfort/ECO: Selection between Comfort and ECO
mode.
- Status: Some working conditions can be consulted.
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DHW control
It displays the setting temperature calculated for DHW and
a throughput icon indicating the percentage of the actual
temperature with respect to the setting temperature. It can
also show the operation of the electrical heater of the DHW,
the timer activation and the DHW boost if they are enabled.
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keys over this view.
Pressing the OK button, the following options are shown:
- Timer: In this menu, simple timer or schedule timer can
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- DHW boost: It activates the DHW heater for an
immediate DHW operation
- Status: Some working conditions can be consulted.
If anti-legionella operation is working, its icon appears below
the setting temperature.
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Swimming pool control
It gives information about the swimming pool setting
temperature and displays a throughput icon indicating the
percentage of the actual temperature with respect to the
setting temperature.
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keys over this view.
Pressing the OK button, the following options are shown:
- Timer: In this menu, simple timer or schedule timer can
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- Status: Some working conditions can be consulted.
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Unit status signals
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offer general knowledge on the unit’s situation
Some of these icons can be: Defrost operation, Water
pumps, Compressor/s, Boiler working, Tariff input, Test tun...
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Outdoor temperature / Alarm indication
In normal operation, the outdoor temperature is displayed
besides the home icon signal.
In abnormal operation, the alarm icon is indicated with its
corresponding alarm code.
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Available buttons / Installer mode
It indicates the buttons of the user controller which can be
used in that moment.
When Installer mode is enabled, its icon appears on the right
side of this view.
UNIT CONTROLLER
PMML0340B rev.1 - 03/201632

Hitachi RWH-4.0VNFE Specifications

General

Brand	Hitachi
Model	RWH-4.0VNFE
Category	Heat Pump
Language	English