1.membrane switch keypad 2.customised design 3.Silk printing made 4.Poly/metal dome 5.3M rear adhesive
MEMBRANE SWITCH PANEL
Environmental Operating Temperature -20° to 65° C (-4° to 149° F) Storage Temperature -40° to 85° C (-40° to 185° F) Seals 3M permanent acrylic adhesive resists against dust, water, oil and moisture conditions. Special sealing options are available for wet environments. Mechanical Travel .007 inches to .015 inches Operating Force 4oz to 8oz
Electrical Operating Voltage 30 volts maximum Operating Current 10 microamps to 100 milliamps, resistive Closed Circuit Resistance 100 ohms typical, dependent on size and layout Open Circuit Resistance 10 megohms Operating Power 1 watt maximum Circuitry X-Y matrix or one side common
Membrane Switch Keypad Manufacturer