numeric keyboard

Product Description

Model No: S****0A(**0***0mm) Controller of Des or Tri-Des is available PS2 or USB or RS**2 interface Basic Specification and Features: High-pure stainless steel material ( brushed or sand-blasting process) Imported durable gold-plated ( unit face) metal dome Des or Tri-Des encryption supported ( with relative controller PCBA) PS2 or USB or RS**2 interface Fronts on the keys can be changed as request Panel mount style (both front mounted and back mounted are available) Data self-protection. (self-destroy upon disassemble) Water-proof, dust-proof, and vandal-proof Environment materials, CE/FCC/Rohs compatible Short key travel: 0.*5mm Key life span: > 3, **0, **0 times Protection level: IP*5 static / IP*4 dynamic Semi- or full customization is available Working Environment Power Supply: DC5V**0% Power consumption: <0.5W (dynamic), <0.2W(static) Operation temperature: **5℃~ **5℃ Relative Operation humidity: *0% ~ *0% RH Storage temperature: **5℃~ **5℃ Relative operation humidity: *0% ~ *5% (Non-condensing) Air pressure: *0 ~ **6 Kpa