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Metal Keyboards
Metal Keyboards
Protolab Electrotechnologies offers the prosteel metal keyboards from the Protolab range of simple switching solutions. Prosteel keyboards are hermetically sealed and affordable keyboard made of all steel, deigned to withstand the harshest environments and extremes of human vandalism. These are most suited for hazardous environments (such as factories, mining, construction sites, chemical workshops, laboratories, kiosks, public places and many such more). Salient features: stainless steel front body, stainless steel keycaps, laser engraved legends (customised/STD), flush mounted and raised keycaps, various key shapes and sizes, backlit/colour keys, sealed to IP 65 specification, fully programmable keyboards, IBM compatible/PS2 connectivity, custom designed or standard, and optional touch pad/trackball, short/long full travel keyboard. Specifications: front panel ? high grade steel polished, varnish coating on request; supporting plate ? steel galvanised, aluminium or FR-4 PCB; actuator/keys ? high grade steel/plastic; design and colour ? laser engraved legends (high grade steel) and colour keys; contact bounce time ? typically <5 ms; max mechanical loading ? practically unlimited; actuating force ? 350-500 gf; temperature range ? operating -25?C + 85?C; and degree of protection ? IP 40 from the front to the electric circuitry/electric circuitry IP 65.