It is mainly used in various unsupervised or semi supervised
information terminals, such as Internet terminals, self-service
kiosks in universities, shopping malls, hotels, banks, airports,
stations and other public places, automatic ticket machines, teller
machines (automatic deposit / withdrawal machines), public
telephones, instruments, CNC machine tools, security access control
systems, etc
Main features: 1. The panel and button are made of high-quality SUS304 stainless
steel, with strong anti-destructive ability. The product has good
anti explosion, anti-corrosion and water resistance. Especially in
the harsh environment, it can also operate well. 2. Humanized key surface layout. The key surface adopts stamping
and glue injection process for better operation and long-term use
will not make characters fall off. Characters and patterns on the
surface of keys can be customized according to customers'
requirements 3. The keyboard adopts a unique closed membrane installation
design, which has a good waterproof and dustproof function. 4. The keyboard PCB is double-sided gold plate, and the silicon
conductive carbon layer contacts reliably 5. The key adopts LED light transmission technology, with strong
definition and can be operated in the place with weak light 6. The light transmission of stainless steel keys is industrial
grade backlight (red / Blue / Green / white) in various colors. 7.3x4 keyboard design, 10 numeric keys, 2 function keys. The layout
of keys can be redesigned according to the requirements of
customers. 8. The output interface is USB, PS / 2, RS232, XH (optional). 9. The embedded installation is simple and convenient. 10. The product has passed CE certification
Technical parameters:
Service life ≥ 2 million times / key Key pressure: 200g / 2n Key stroke: 1.5mm (mm)
Contact resistance ≤ 200 Ω Working voltage: DC + 3V + / - 5% Working current: ≈ 80mA Contact capacity: DC Voltage 5V; current ≈ 20mA Working temperature: - 25 ℃ ~ + 65 ℃ Relative humidity: 30% - 90% RH (no condensation) Storage temperature: - 40 ℃ ~ + 85 ℃ Atmospheric pressure: 60-106kpa