LED Sw+AVB Method in Use Sign

Standard Feature
1.Slim-Line LED Backlit Signs display bright,bold messages when lighted turn on and"Blank-Out"to show no message when turn off.
2.Sturdy one-piece housing, corrosion resistant aluminumframe cabinet.
3.Indoor-rated signs using energy efficient, high-intensity LED backlit illumination, saves consumers in operating costs year after year.
4.Display almost any message in bright, vivid colors of Red,Green,Amber or White on a black background.
5.Reproduce logo's, graphics, symbols and custom messages.
6.LED'soffer a long service life…over 50,000 hours.
7.Optional feature:3 in 1 dimming fuction(dim-to-off)or Automatic variable brightness(it enables the brightness of the Ultra range sign to vary automatically depending on the ambient lighting conditions).In low light conditions the sign will dim down (preventing excessive glare and reducing power consumption) and in bright sunlight the sign will increase its' brightness to compensate for the increased light level. If required,the brightness of the sign can be fixed at maximum, or controlled by an external 24V DC supply. These dimmable LED signs use a light sensor to detect the surrounding light conditions and vary the light intensity of the sign accordingly.
8.Typical uses include safety critical areas, professional practices such as dentists' and doctors' surgeries,hospitals including private hospitals, hotels, offices,airports, banks, insurance companies, financial institutions, Recording room,Government buildings and many more.
Generral Specification
Operating Voltage:120277VAC 50/60Hz
                 100240VAC 50/60Hz
                  24VDC
Power: 9W (max)
Light source:SMD LED
Control Method:SW:  Switch or External relay
               DIM:0-10V/PWM/Resistance
FunctionOptions(Only AC  SW control method)AVB:Automatic variable brightness
Area available for legend:264X264mm
Faces:Single Face
IP Rating:IP20
Product Size:300*300*55mm                         
Pcs/Carton:6