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contact>>date：2017-08-11 11:09
BRT-400 and BRT-400B are the most advanced timer switches. They are controlled by a micro controller unit and have very accurate timing capability. They are designed for easy installation and retrofit, directly fit into standard wall box with no need for the neutral.
BRT-400 has accurate timing setting to a second, while BRT-400B has accurate timing setting to a minute.
Up to 20 timing periods available within each day and memory function for the settings;
LCD display showing current time timing period # and next On time;
Manual control or automatic control available. User friendly front panel key pads for easy manual operation or automatic timing settings;
Load up to 2000W;
ABS-V0 flame resistance material; and
Classical 86 series design and high quality build.
As shown in Fig. 3 the BRT-400 and BRT-400B timer switches have an LCD display and 6 buttons in the front. The LCD display shows the clock time timing period # and the timer On time for the current timing period.
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 press the button can 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 press the button can go to the next timing period.
Clock: Press the button to enter clock 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 press and hold the button for 3 seconds can go to the previous timing period or press and hold the button for 5 seconds can 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 press and hold the button for 3 seconds can go to the next timing period or press and hold the button for 5 seconds can check the next timing setting.
BRT-400 timer switch and BRT-400B timer switch only require two wires for installation:
Hot wire (ACL): Coming from the power line with 220V; and
Load wire: Going to the load.
Fig.4 BRT-400/400B 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-400/400B 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 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 the "Timer" button and hold for 3 seconds to enter timer setup mode the display will show “--:-- op” (timer start time);
2.2 When the display hour flashing press "" and "" to adjust the hours (holding down "" or "" will adjust the hours quickly);
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:
2.4 Press the "Timer" button again the display will show “--:-- cl” (timer Off time);
2.5 When the display hour flashing press "" and "" to adjust the hours (holding down "" or "" will adjust the hours quickly);
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 or
Press “On” button to go back to modify the previous timer On time and timer off time or
Press 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-400 timer switch and BRT-400B 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 time
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.