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day else the factory default temperature of 

 

23.0 º

C will be used for all the 24 hour base

.

9

.

 

SELECTING THE UPPER AND LOWER 

L I M I T S   O F   T H E   M A N U A L  
TEMPERATURE  ADJUSTMENT

 

(

the 

thermostat is in the OFF state)

.

After  entering  the  MENU  and  by 
consecutive presses of the key               the 
message       (High Temperature Limit)  will 
be  shown  on  the  bottom  of  the  screen

           

 

as  well  as  the  initial  value

  30.0  º

C

By 

pressing the key             we can change this 
temperature  between  the  lower      limit             
and the value of 

30.0 º

C. By pressing the 

key       and then immediately the      key       
the lower section of the screen shows the 
message          (Low Temperature Limit)

 

as 

well as the initial temperature

 

of 

6.0 

ºC.

 

With 

the  key              we  can  adjust  the  value 
between  

6.0 

ºC

 

and the value of the upper 

limit

The  two  limits  define  a  temperature 

area that can be used by the user to enter 
the  desired  temperature.

 

The  selection  of 

the limits influences the manual adjustment 
of the temperature and is independent from 
the  operating  mode  of  the  unit

  (

manual, 

daily  weekly

and  does  not  have  any 

influence  on  the  programs  for  daily  or 
weekly operation

.

10.OTHER  MENU  SETTINGS 

(

the 

thermostat is in the OFF state)

.

After entering the MENU use the       key to 
select the required setting.

 

The messages 

are  shown  in  the  bottom  section  of  the 
screen like this:

A.          (Mode) OPERATION MODE

.

One  of  three  operation  modes  can  be 
selected:      
                 (User

Manual mode

 (

the symbol 

ΜΑΝ

.   

is  shown  on  the  top  right  of  the 

screen

).

               (Day) daily operation 

 (

the symbol 

 

DAY 

is shown on the top right of the screen.

 

 

 

                      

.          

(7 

Days) weekly program

 (

the 

PPPP

symbol

 

W

ΕΕ

K

 

is shown on the top right of 

the screen

). 

The factory default is           .

Β.    

        (Unit) TEMPERATURE UNIT

.

The option are:   

           

 or 

             (

Degree 

Celsius 

ή 

Degree 

Fahrenheit

)  and  regard 

the display of the temperature in ºC or

 

ºF.

 

Depending on the selection, the symbol ºC 
or

 

ºF are shown on the center right of the 

screen

.

C

.      (

Back  Light)  SCREEN  ILLUMI-

NATION.

With this setting we can turn off the screen 
illumination  in  order  to  conserve  battery 
energy

.

  If 

 

     

(ΟΝ)

  is  selected  then  the 

screen illumination will be activated every 
time a key is pressed. If       is selected then 
the screen illumination will be deactivated.
The factory default is       .

D

.       (

L E D )   B U R N E R   O U T P U T  

INDICATOR

.

This  setting  can  deactivate  the  burner 
output indicator in order to conserve battery 
energy.

If      (ON) is selected then, when 

the burner output is active, the indicator will 
briefly blink every second so the user has a 
knowledge  of  the  state  of  the  thermostat 
from a distance.

If         (OFF) is selected 

then the indicator is deactivated.

Ε.       

   

   (

Time Out) TEMPORARY TIME 

FOR MANUAL OPERATION.

With this setting we can determine the time 
period  for  which  the  manual  temperature 
adjustment is valid. When the thermostat is 
running a daily or weekly program and we 
press  the  keys            or              then  the 
thermostat enters briefly the manual mode 
for a time period that is determined by the 
setting          . The value of this setting can 
be  from  3  to  10  hours  after  which  normal 
program  execution  is  continued.

   

The 

factory default is 3 hours.

F

.                   (

Differential) DIFFERENTIAL 

SETTING

.

This setting determines the 

 temperature 

w i n d o w

 

b e t w e e n   a c t i v a t i o n   a n d  

deactivation  of  the  burner  output.

 

For 

example, if the thermostat is set to heating 
and the room temperature is set to 

23.0 °

then with a differential of 

0.5 °

C

 

the output to 

the  burner  will  be  deactivated  at 

23.0  °

and  will  be  reactivated  at 

22.5  °

C.

 

If  the 

device  is  set  to  cooling  mode  then  the 
output will be deactivated at 

23.0 °

C

 

and will 

be  reactivated  at 

23.5  °

C

The  differential 

value can be set between 

 0.2 °

C and

 4.0 

°

C.

The factory default value is 

  0.5 °

C.

MENU

ENTER

ESC

MENU

ENTER

Page

 

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10

940813000_09_0

1

2

Summary of Contents for BS-812

Page 1: ... rise or fall indicator when the selection is smaller that the actual temper When the selection the differential is greater than the actual temperature When the temperature is in the range between the selection and the selection the deferential 9 Hour and message display Temperature and message display Temperature unit display Burner active indicator Presence program selection indicator Cancel exi...

Page 2: ... the absence command was issued GENERAL When the plastic battery separator found between the two batteries is removed then the device is activated and all the symbols are shown on the LCD for 1 immediately follows a number that corresponds to the firmware version and then the initial screen In the middle of the screen we can see the current temperature The clock shows 00 00 the date is 1st January...

Page 3: ...een with the blinking With consecutive presses of the key we can select the remaining programs in the 24 hour base 10 in total and to determine the required times and temperatures as described above Please note that for every program we determine only the start time since the end time is the start time of the next program For example if we require a temperature of 23 0 ºC from 14 00 to18 00 in pro...

Page 4: ...e display of the temperature in ºC or ºF Depending on the selection the symbol ºC or ºF are shown on the center right of the screen C Back Light SCREEN ILLUMI NATION With this setting we can turn off the screen illumination in order to conserve battery energy If ΟΝ is selected then the screen illumination will be activated every time a key is pressed If is selected then the screen illumination wil...

Page 5: ...lly for 30sec without losing time date settings 12 ANTI ICE PROTECTION If the room in which the thermostat is installed falls below 5 C the unit activates the burner output irrelevant of the ON or OFF state of the thermostat to prevent ice build up The burner output is active for as long as the temperature is below 5 C 13 CLEANING THE THERMOSTAT To clean the device use a damp cloth to remove any d...

Page 6: ...e return to the previous screen with the blinking 6 Press the key 8 times and the screen shows with the blinking Now we are in the daily programming sub menu that has a 10 program capability 7 Press the key and the screen shows with the blinking this shows that we are in program 1 of the daily program the indication indicates that the current program in empty 8 Press the key and the hours digit st...

Page 7: ...f the Monday program press the key and the screen shows with the indication blinking By pressing the key the day indicator changes to TU Τuesday and we can repeat the steps for programming a new program for Tuesday The same can be done for the rest of the days of the week 5 The completion of the weekly programming can be done by pressing the key when the indicator is blinking The screen will show ...

Page 8: ...e retaining screws and remove the plastic cover containing the keys photo 3 3 Use the supplied support screws and plugs after opening the required holes on the mounting surface photo 1 Install the base and align using the built in alignment vial Tighten the retaining screws 4 Press and remove the pre etched cable entry photo 1 Perform the connections as shown in the diagrams on page 8 THE NEUTRAL ...

Page 9: ...ical connections Electrical connections The installation MUST be performed by an authorized electrician Otherwise the warranty will be invalid For new installation a third wire for neutral N is not required 2 wire connection The installation MUST be performed by an authorized electrician Otherwise the warranty will be invalid Neutral blue wire Ν IS NOT CONNECTED Live Brown wire L Neutral blue wire...

Page 10: ...r has any repairs or re setting done by a third party unless Olympia Electronics has fully agreed to them in writing Products that have been damaged can be returned to the premises of our company for repair or replacement as long as the warranty period is valid Olympia Electronics reserves the right to repair or to replace the returned goods and to or not charge the buyer depending on the reason o...

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