MECHANICAL DATA
Actuator/keys	86 keys, durable and robust polymer keys
Key top style	Protuberant rectangular keys, laser engraved & etched legends & raised braille on keys are available
Actuator/keys materials	Polymer
Plate	High quality ruggedized aluminum alloy top panel processed by CNC
Key Size	14.0mm x 14.0mm for normal keys, 14.0mm x 28.0mm for enter key, 14.0mm x 70.0mm for space bar
Key travel	1.20mm
Actuation Force	1.0N±0.2N for key 14.0mm x 14.0mm (pressure point ), 1.5N±0.2N for key 14.0mm x 28.0mm (pressure point)
Switch life	more than 5 million of operations
Lettering	laser-etched or high quality ink print
ELECTRICAL DATA
Supply Voltage	DC +5V±5%
Current Rating	30mA for keyboard without backlight. 300mA for keyboard with backlight on.
EMC Standard	EN 55032:2015 EN 55035:2017
Lifespan	> 5 years
Switch Contact Material	Carbon-on-Gold key switch technology PCB
Interface	Dot matrix interface, PS2, USB available
OS	All Windows, Linux, Unix, Mac OSX, Vxworks, Android, (U-cos--To be confirmed).
ENVIRONMENTAL ADAPTABILITY
Operating temperature	-20℃ to +65℃
Storage temperature	-30℃ to +75℃
Operating RH	30-90%
Atmospheric pressure	60-106Kpa
Saline mist	96 hours, IEC 60512-6
Damp heat test at +40℃	21 days, IEC 60512-6
Dry heat test at +85℃	10 days, IEC 60512-6
RELIABILITY
RoHS Compliant, CE and FCC, ESD,
MIL-STD-461G (EMC, EMI, EMS, ESD) and MIL-STD-810H (high and low wide working temperature, low pressure, humidity, vibration, shock, salt spray, temperature shock, drop, rain, sand and dust, fungus, solar radiation etc.) optional.
Protection Level	IP65
Vandal resistant	IK09
Key Lifespan	>5 million actuations
MTBF	>20000H
MTTR	<30min
APPLICATIONS	Vehicle, aerospace, naval, defense, maritime, Radar, console, portable rugged laptop, UAV ground station etc.

Key Technology Rugged System Ltd

K-TEK-M270-FN-AC-BL-DWP