Metal keypad for Vending Machine and Self-service Kiosk

Mechanical

Main Material:

Brushed high-quality stainless steel

Keyswitch technology: 

gold on gold metal dome membrane

Number of Keys: 

16 keys

Keyswitch Life Span:

>3 Million times

Key Pressure:

2~3N

Key Travel:

0.3~0.45mm

Key Fonts:

laser engraved/etched and durable ink

Panel size:

70mm * 60 mm (see layout for details)

G.weight:

about 0.3kg~0.4kg

Electrical

Communication interface:

USB or PS2

Power supply:

DC 5V+10%, no additional power required

Power consumption:

<0.5W(dynamic) <0.2W(static)

Extendability:

external 2(4*1)function keys are avaiable on request

Reliability: 

MTBF>20000H, MTTR<30 min

Environmental

operation system:

Windows series, MAC, Linux, Unix, etc

Portect level:

IP 65

Operation temperature:

-40℃~70℃

Relative Operation humidity:

30%~90% RH

environmental standard:

CE/FCC/Rhos compliant

Air pressure:

60~106 Kpa