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Summary of Contents for Beretta Alpha DGT
- Page 1 ROGRAMMABLE DAY THERMOSTAT Installation and user instruction This instructions to be retained by the user...
- Page 2 Installation warning: maximum switching load of 2A at 30VDC This programmer can be used either as a or 0,25A at 230VAC or with Beretta central heating ON/OFF thermostat and boilers fitting a bus protocol connection as boiler remote control (only with...
- Page 3 Type Description on the boiler. Additionally the wired device activate the ON/OFF built in Room thermostat working with relay at any room heat request directly ON/OFF command to the boiler. to the zone valve. Connect the cable to room thermostat connection on the boiler.
- Page 4 Programming Fast room button temperature adjusting buttons Fast DHW adjusting Heating buttons mode button (rEc only)
- Page 5 Adjusting buttons Display Heating mode button Batteries flap Temperature sensor...
- Page 6 NSTALLATION AND OPERATING INSTRUCTIONS ACKING LIST The installation of the device need two 7-day programmer wires to connect to the boiler, the devise Anchors and screws need the battery if working with type Double side adhesive ON/OFF. Batteries are not needed is the Instructions type selected is rEc.
- Page 7 screws to the anchors internally the box. NSTALLATION OF PROGRAMMER Position the programmer on a wall See the diagrams below for removal from surface away from obstructions and direct re-assembly backplate. heat sources or draughts, in a room that attention because it could be difficult to is warmed by the heating system.
- Page 8 (the frost protection UNCTIONS temperature is selectable only inside the Beretta Programmable 7-day technical menu). Thermostat has the following functions:...
- Page 9 always > Frost protection OFF mode, the heating request to temperature) the boiler is off, on display there is not Time: on the display it is possible to set equivalent icon, the heating layer and the and read the time (24 hours display programming fascia is off.
- Page 10 refer to the relevant section of this or the buttons only if the current time manual. The internal temperature sensor is inside in a heating ON fascia. detects the temperature and, comparing HOLIDAY mode with choice how with the set point, calculates the most many day off (by increasing or decreasing suitable boiler flow temperature according the climatic curve (only if the external...
- Page 11 described. Additionally it is possible to target temperature by pressing the have a feedback from boiler status and buttons. alarms. The display in rEc type give more information according already AUTO mode: the heating request is mentioned start up indications. according the programmed timing and The 4 status mode have additional room temperature.
- Page 12 In the case the outside sensor is fitted to midnight, after, the programmer goes back to the programmed timing fascia. (external temperature displayed) the Other functions (common to crt and buttons increase or decrease of rEc modes): equivalent degree indicated on display, Battery low the room comfort level (from –...
- Page 13 Enter inside the end user menu pressing button once. Use the button to escape at any time. Scroll inside the end user menu pressing any of the triangle buttons and press again the button to enter inside the single setting, the scrolling give access to the following settings: Attention: the TYPE of the device (that is...
- Page 14 icon Description Factory set value Setting the comfort (T1) and economy (T2) T1 = 21° C temperatures T2 = 16° C Setting the time Unset Setting the day Unset Setting the programming fascia Unset Setting the domestic hot water temperature (only 42°...
- Page 15 Set the day of the week. Use Set the target room temperature to increase or decrease. (T1 and T2). Use the Use the button to enter and exit. increase or decrease, use the to switch between T1 and T2. The Set the programming heating value selected...
- Page 16 Parameter active only if the parameter 24 Set the target domestic hot water. inside the technical menu is set ON. Set Use the to increase or the programming fascia in the same way used for heating fascia. The setting is decrease the value.
- Page 17 A83 = (only for rEc mode) the cable LARMS Should anything occur during between the programmer and the boiler functioning of the controller, a display will is broken or not connected properly. be shown in the main display, together There is no communication between receiver and boiler.
- Page 18 symbols. REMARK: the alarms type A2X programmer make automatically can be reset only from the boiler fascia. regulation using the room sensor. LARMS RESET The reset of the alarms is done pressing the button on the programmer. LIMATIC CURVES Below climatic curves programmer.
- Page 19 DISPLAY IN crt (ON/OFF) MODE: central heating symbol and bar When the device is in its standard mode is a proportional indication of the set-point of functioning, the appearance of the of the desired temperature in the room. display will be the following: Each bar represents to 2°...
- Page 20 party icon is lit up when the central heating fascia bar is a party mode is selected. In this mode the permanent display of the functioning central heating fascia will fascia set for the central heating set point completely lit up at T1 together with the setting.
- Page 21 DISPLAY (remote control) central heating symbol and bar MODE: is a proportional indication of the set-point When the device is in its standard mode of the desired temperature in the room. of functioning, the appearance of the Each bar represents to 2° C.They will display will be the following: disappear when the central heating is turned OFF.
- Page 22 display on the right side of the day icon and the night icon house indicates the external temperature indicate whether the current set point for reading, and it appears only when the the current time is night or day. outdoor sensor is correctly connected. domestic hot water symbol and bar is a proportional indication of the set- central heating fascia bar is a...
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Page 23: Technical Menu
To enter inside the PL menu it is holiday icon is lit up when the requested a password. From the end user holiday mode is selected. In this mode the central heating fascia bar will be lit up menu, select the PL pressing the at T2 together with the night icon. - Page 24 Par. Factory Desc. Type Operation Ref. set value Use the button to decrease and the button to increase the temperature value. The value is 85° C Max set point Type automatically memorized when moving to the next (30° C ÷ heating parameter.
- Page 25 Par. Factory Desc. Type Operation Ref. set value Use the button to decrease and the button to increase the influence of room sensor on the Influence of Type calculation of the boiler flow temperature. 10 is temperature (0÷20) the standard, higher values is good for pour sensor insulation houses.
- Page 26 Par. Factory Desc. Type Operation Ref. set value Use either the button and the button to switch to ° F or ° C. all the temperatures values wil l Type Choice change. In case of ° F values there is not °...
- Page 27 Par. Factory Desc. Type Operation Ref. set value Type Use the and the button to scroll last 9 Alarms history actual alarms code memorized on the device. Boiler TSP Type actual Unused reading Anti- Use the and the button to switch ON or OFF Type Legionella the legionella function (function active only with...
- Page 28 DHW (if applicable): 37° C ÷ 60° C Room temperature: 5° C ÷ 30° C EADING LIMITS Outdoor sensor: -10° C ÷ 40° C Room sensor: -10° C ÷ 40° C Beretta - Via Risorgimento 23/A PROGRAMMER 23900 Lecco (Italy) relay Switching capacity (crt only): www.berettaclima.it −...
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