1.2
VIVISUN® LED pushbutton caps can be specified with a wide variety of visual characteristics. Visual characteristics include display style (number of segments on the cap), lighting types, and font selection. See Section 1.3 for information on lighting colors, and Section 1.4 for information regarding luminance and dimming controls.
Construction
Standard Square and Large Rectangular caps each have four quadrants that can be controlled individually or internally jumpered. A single pushbutton switch can display up to four separate messages, each in a different color and lighting type. Standard Square caps contain 16 LEDs, four per quadrant, and all the electronics necessary for display illumination. Large Rectangular caps contain 24 LEDs, six per quadrant, and all the electronics necessary for display illumination.
Viewing Angle
The displays have a 120° viewing cone (60° each direction to the normal of the display viewing surface) in sunlight and 30° included angle in glare producing angles of direct sunlight conditions.
Uniformity
The typical character-to-character uniformity is 2:1 at 28VDC.