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Key Technology China Limited
K-TEK-M275TP-FN-BL-NV-EMC-151B-SS data sheet

K-TEK-M275TP-FN-BL-NV-EMC-151B-SS data sheet

Product catalog summary

Product Description: The K-TEK-M275TP-FN-BL-NV-EMC-151B-SS is an 89-key military-grade keyboard featuring IP65 dynamic sealing and ruggedized silicone rubber construction. It includes a sealed touchpad for precise cursor control and 12 function keys for easy operation. The keyboard is designed with a compact layout and utilizes carbon-on-gold key switch technology for a tactile feel and noise-free operation. It is coated with a durable, antimicrobial surface resistant to chemicals and liquids, suitable for harsh environments. The keyboard includes a backlight and a FN+CLEAN key combination for easy cleaning without disconnection. It is built to meet MIL-STD-461G and MIL-STD-810F standards, ensuring reliability, safety, and environmental adaptability.

Mechanical Data: The keyboard measures 283.0mm x 177.7mm and features 89 protuberant rectangular keys with a key size of 15.8mm x 15.8mm. The key travel is 1.50mm±0.10mm with an actuation force of 1.5N±0.2N. The switch life exceeds 5 million operations. The touchpad has a 1.3mm thick PCB with mutual capacitance sensing and a resolution of 40 counts/mm. It supports PS2 or USB output and has a tracking speed of up to 1,016 m/sec.

Electrical Data: The keyboard operates on a DC +5V±5% supply voltage with a current rating of 50mA (backlight off) and 300mA (backlight on). It complies with MIL-STD-461G standards for EMC, EMI, EMS, and ESD.

Environmental Adaptability: The keyboard operates in temperatures ranging from -40℃ to +75℃ and can be stored between -45℃ to +85℃. It withstands 100% operating RH and atmospheric pressures of 60-106Kpa. It passes saline mist, damp heat, and dry heat tests as per IEC 60512-6 standards.

Reliability: The keyboard is RoHS compliant, CE and FCC certified, and meets MIL-STD-461G and MIL-STD-810F standards. It has an IP65 protection level, a key lifespan of over 5 million actuations, an MTBF of over 20,000 hours, and an MTTR of less than 30 minutes.

Applications: This keyboard is suitable for use in vehicles, aerospace, naval, defense, maritime, radar, consoles, portable rugged laptops, and UAV ground stations.

Catalog excerpts

K-TEK-M275TP-FN-BL-NV-EMC-151B-SS data sheet-1

Model No.: K-TEK-M275TP-FN-BL-NV-EMC-151B-SS DESCRIPTION: 89 keys IP65 dynamic sealed and ruggedized silicone rubber military keyboard with sealed and tough touch pad for fast and accurate cursor position, 12 FN keys (F1, F2...F11, F12) are on top line for easy operation, the overall key layout is compact, with military PCB with carbon-on-gold key switch technology with long stroke (1.50mm±0.10mm) with extremely good tactile feeling for fast and accurate data input without any noise, with durable coating & antimicrobial keyboard surface withstand to most chemicals and liquids under harsh environment, top panel mounting, with adjustable backlight included. FN+CLEAN combination key to lock/disable the whole keyboard for easy cleaning without disconnecting the keyboard from computer, PCB with stainless steel back plate sealed and ruggedized with top industrial silicone cover & industrial PCB for ruggedized structure and easy mounting and sealing, stainless steel housing protects the electronics controller. Designed to meet MIL-STD-461G (EMC, EMI, EMS, ESD) and MIL-STD-810F (high and low wide temperature, low pressure, humidity, vibration, shock, temperature shock, rain, dust, salt mist, fungus, solar radiation etc.), as well as the critical military standards in these 10 aspects: reliability, safety, maintainability, testability, supportability, environmental adaptability, stability, compatibility, consistency, and continuity. DIMENSION: 283.0mm x 177.7mm (L x W) (Front panel)

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K-TEK-M275TP-FN-BL-NV-EMC-151B-SS data sheet-2

MECHANICAL DATA Keys 89 keys (including 2 mouse buttons) Protuberant rectangular keys with tactile feeling Actuation Force Switch life more than 5 million of operations 1.3mm thick PCB, containing polyester film Touchpad cover More than Lifetime 10 million strokes Mutual capacitance sensing X/Y axis location detection resolution Output (self-detectable depending on cable) Tracking speed Power supply voltage Current rating (active mode) ELECTRICAL DATA Supply Voltage Current Rating 50mA when backlight is off, 300mA with backlight on CE101 25Hz - 10kHz Conducted Emissions, Audio Frequency Currents,...

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K-TEK-M275TP-FN-BL-NV-EMC-151B-SS data sheet-3

Cable lengh Standard 1.5 m, customized length available All Windows, Linux, Unix, Mac OSX, Vxworks, Android, (U-cos--To be confirmed). ENVIRONMENTAL ADAPTABILITY Operating temperature Storage temperature Atmospheric pressure Saline mist Damp heat test at +40℃ RELIABILITY RoHS compliant, CE and FCC certified, MIL-STD-461G (EMC, EMI, EMS, ESD) and MIL-STD-810F(high and low wide temperature, low pressure, humidity, vibration, shock, temperature shock, rain, salt mist, dust, fungus, solar radiation etc.) Protection Level IP65 dynamic (front panel) Vehicle, aerospace, naval, defense, maritime, Radar,...

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