Mounting plate:

• made of aluminium 248,0 x 172,0 x 3 mm/
  9.76 x 6.77 x 0.12 inch
• incl. breakthroughs and 4 press-in bolts

Membrane keyboard in FASTfoil®-proceeding:

• made of polyester, fine-grained
• 248,0 x 172,0 mm/ 9.76 x 6.77 inch
• 5-colour printing on the back
  (digital printing)
• 32 pieces gilded snap domes
  12 mm/ 0.47 inch
• common conductor
• in silver conduction technology
• with integrated electronical components 
  (FoilTronic®):
  2 x SMD-LED green 2mA
  2 x SMD resistances 12kOhm
  (for 24V-tension)
• LED-areas matt transparent/colourless
• LED-areas embossed
• touch areas embossed
  (dome or pillow embossing)
• rear side self-adhesive
• foil cable length 60 mm/2.36 inch
• with crimped socket RM2,54
  55-pole, tin-coated contacts
• common layer for LED and buttons
• 100% electr. tested
• laminated on the mounting plate