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4/22 24.04.2009 CE1G2217xx Siemens / Building Technologies / HVAC Products
7 Reset
Benutzerdefinierte Daten:
Taste hinter der Nadelöffnung mindestens eine Sekunde
drücken: Dadurch werden die benutzerspezifischen
Einstellungen und die „selbstlernende adaptive Regelung“,
sowie die Anzeigen der Vorlauftemperatur,
Aussentemperatur und Brauchwasser-Sollwert auf ihre
Standardwerte zurückgesetzt (die „Fachmann“-
Einstellungen bleiben unverändert). Die Uhr beginnt bei
12:00. Während der Resetzeit leuchten alle Anzeigefelder
des Displays, und können so überprüft werden.
Alle benutzerdefinierten Daten plus Heizfachmann -
Einstellungen:
Taste hinter der Nadelöffnung zusammen mit der Wärmer-
und Kältertaste mindestens eine Sekunde drücken.
Nach diesem Reset werden die Werkseinstellungen neu
geladen (siehe auch Abschnitt „Werkseinstellungen“ in der
Bedienungsanleitung).
Achtung: Wird das Gerät länger als 30 Sekunden
vom Sockel entfernt, erscheint eine Fehler-
meldung auf dem Display.
Beim Zurückschieben auf den Sockel muss
die Fehlermeldung nach spätestens
2 Minuten verschwinden.
Ohne eingesetzte Batterien funktioniert der
Reset nur während maximal 15 Sekunden
nach Entfernen des REV23M vom Sockel
korrekt.
8 Hinweise
REA23 ist ein elektronischer Raumtemperaturregler mit
Wochenschaltuhr.
Der Regler gehört zur Softwareklasse A und ist für den
Gebrauch in einer Umgebung mit normalem
Verschmutzungsgrad vorgesehen.
Sollten im Referenzraum thermostatische
Heizkörperventile installiert sein, müssen diese
vollständig geöffnet werden
Der Fernbedienungskontakt muss getrennt, d.h. mit
einem separaten, abgeschirmten Kabel verdrahtet
werden
Die örtlichen Vorschriften für Elektroinstallationen sind
einzuhalten
REA23M kann nur zusammen mit einem OpenTherm
Plus-fähigen Kessel betrieben werden
Commissioning
1 Mounting
Remove controller from its base by proceed according to
Fig. A.
For mounting, refer to Figs. B and C and “Mounting notes“.
2 Check wiring
For the electrical connections, refer to “Connection
diagram“ (also refer to Figs. D and E).
Note: Do not use stranded wires, only solid wires or
stranded wires with ferrules.
3 Remove the battery transit tab
As soon as the battery transit tab is removed, the controller
starts to operate (also refer to Fig. F).
If there is no display, check the correct fitting and function
of the batteries.
4 Configuration
4.1 Accessing the heating engineer level
The heating engineer level will be enabled by pressing
simultaneously the warmer and colder buttons and by
turning the setting knob counter-clockwise and then
clockwise (also refer to Fig. H).
4.2 Functions
4.2.1 Calibrating the temperature sensor
After activating the heating engineer level, the CAL symbol
will flash. When pressing the OK-knob, the room
temperature currently measured flashes and can now be
recalibrated by a maximum of ± 2 °C by turning the setting
knob. To store the recalibration, press the OK-knob
(also refer to Fig.
).
4.2.2 Setpoint limitation
There are 2 setting choices available:
or
On the heating engineer level, change from the flashing
CAL symbol to the setpoint limitation symbol by turning the
setting knob clockwise (also refer to Fig.
).
Press the OK-knob to accept. 5...29 °C will flash (factory
setting). Press the OK-knob to accept or continue turning.
Setting 16...29 °C will flash.
Press the OK-knob to accept.
4.2.3 Optimum start control
On the heating engineer level, change from the flashing
CAL symbol to the optimum start control symbols
by turning the setting knob
clockwise (also refer to Figs.
and ).
Press the OK-knob to accept.
(factory setting)
will flash, optimization is switched off. Press the OK-knob
to accept or continue turning until you reach ¼ h/°C,
½ h/°C oder 1 h/°C. Press the OK-knob to accept.
4.2.4 Control mode
On the heating engineer level, change from the flashing
CAL symbol to the symbols of the various control modes
by turning the setting knob (also refer to Fig.
).
Press to accept.
will flash. Press the OK-knob to
accept or continue turning the setting knob to select one of
the following control modes:
, PID 6, PID 12 or . Press the OK-knob to
accept the required control mode.
A brief description of the control modes is given below
(also refer to Fig.
).
Self-learning
Adaptive control: Suited for all standard
applications (factory setting).
PID 12 Normal controlled systems:
For locations with normal temperature variations.
4


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