As shown in Fig. 3 the BRT-403 and BRT-403B timer switches have an LCD display and 6 buttons in the front. The LCD display shows clock time timing period # timer On time for the current timing period and current day of the week.

 

The 6 buttons are used to turn on/off the load and set clock time and timing settings.

 

ON:

Power on the load. It can override the timer’s automatic control; and In the timer setup mode pressing the button will change the day setting or go to the previous timing period.

 

 

OFF:

Power off the load. It can override the timer’s automatic control; and In the timer setup mode pressing the button will change the day setting or go to the next timing period.

 

 

Clock:

Press the button to enter clock setup mode or password setup mode.

 

 

Timer:

Press the button to enter timer setup mode.

 

 

:

Press the button to decrease the time when the clock setting mode or the timer setting mode is selected and the digits are flashing; or When the clock digits are not flashing pressing and holding the button for 3 seconds will go to the previous timing period or pressing and holding the button for 5 seconds will check the previous timing setting.

 

 

:

Press the button to increase the time when the clock setting mode or the timer setting mode is selected and the digits are flashing; or When the clock digits are not flashing pressing and holding the button for 3 seconds will go to the next timing period or pressing and holding the button for 5 seconds will check the next timing setting.

BRT-403 timer switch and BRT-403B timer switch only require hot wire for installation:

Hot wire (ACL): Coming from the power line with 220V; and

Load wire: Going to the load.

Fig.4 BRT-403/403B wiring diagram

Warning: Please make sure power is turned off before starting installation!

Fig. 4 shows the wiring diagram and Fig. 5 shows the step-by-step installation instructions. There are three easy steps:

Step one: Use a screwdriver to pry off the front plate in position A;

Step two: Wiring according to the diagram and the labelled ports of the switch;and

Step three: Install screws and front plate.

Fig.5 BRT-403/403B installation guide

1.Set up the clock:

1.1 Press the "Clock" button and hold for 3 seconds to enter the clock setup mode the hour display starts to flash; press "" or "" to adjust the hours (holding down "" or "" will adjust the hours quickly);

1.2 Press the "Clock" button again the minute display starts to flash; press "" or "" to adjust the minutes (holding down "" or "" will adjust the minutes quickly);

1.3 Press the "Clock" button again the day display starts to flash; press "" or "" to adjust the day of the week (1=Monday 2=Tuesday etc.); and

1.4 Press and hold the "Clock" button until clock display stops flashing. The clock settings are saved.

(Note: If there is no button operation for 15 seconds the clock settings will be automatically saved).

2.Set up timer On time and timer Off time:

Timer On time:

2.1 Press and hold the "Timer" button for 3 seconds to enter timer setup mode the display will show “--:-- op” (timer start time) ;

2.2 Press and hold “On” or “Off” button to change the day (1=Monday 2=Tuesday etc.);

2.3 Press and hold the "Timer" button for 3 seconds to enter timer setup mode the display will show “--:-- op” (timer start time) ;

2.4 2.2 When the display hour flashing press "" and "" to adjust the hours (holding down "" or "" will adjust the hours quickly);

2.5 2.3 Press the “Timer” button again the minute display starts to flash; press “” or “” to adjust the minutes (holding down “” or “” will adjust the minutes quickly); Once the Auto On time is set up proceed to set up the timer Off time:

2.6 2.4 Press the "Timer" button again the display will show “--:-- cl” (timer Off time);

2.7 2.5 When the display hour flashing press "" and "" to adjust the hours (holding down "" or "" will adjust the hours quickly);

2.8 2.6 Press the "Timer" button again the minute display starts to flash; press "" or "" to adjust the minutes (holding down "" or "" will adjust the minutes quickly);

Once timer On time and timer Off time are setup there are three options:

Press “Off” button to start setting up the next timer On time and timer off time orPress “On” button to go back to modify the previous timer On time and timer off time orPress and hold the "Timer" button until clock display stops flashing. The timer settings are saved.

(Note: If there is no button operation for 15 seconds the timer settings will be automatically saved).

3.Delete timer settings

Press the “Timer” button and hold for 3 seconds to enter into the timer setup mode. Press “ON” or “OFF” until the time period to be deleted displays. Then press "" or ""to set the time on time to “--:--op” and set the timer off time to “--:--cl”. The timer period will be deleted.

BRT-403 timer switch and BRT-403B timer switch are used for automatically turning on and/or turning off various loads such as fans lights appliances or other kinds of electrical equipment. They are perfect for saving energy and bringing convenience and safety to our daily life and work.

They have wide applications at various locations such as homes schools laboratories hospitals offices etc. The typical application scenes include:

Schools: Automatically ring the bells according to a fixed timetable to relieve manual intervention.

Hospitals or Laboratories:Automatically turn on and turn off UV disinfection equipment to isolate operators from harmful UV exposure.

Farms: Automatically turn on or turn off breeding equipment or lighting equipment for animals.