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A02B-0319-B502 membrane keyboard

A02B-0319-B502 membrane keyboard
Issue Time:2017-03-07

A02B-0319-B502 membrane keyboard
A02B-0319-B502 membrane keypad repair replacement
A02B-0319-B502 membrane switch repair replacement
A02B-0319-B502 push button membrane repair replacement
A02B-0319-B502 operator panel repair replacement
A02B-0319-B502 operator keyboard repair replacement
A02B-0319-B502 interface keyboard repair replacement
A02B-0319-B502 front keyboard repair replacement
A02B-0319-B502 membrane keyboard supplier China
A02B-0319-B502 membrane keyboard factory China
A02B-0319-B502 membrane keyboard manufacture China


* Size
General Size 3.0'' to 22''
Custom Size 1.0''to 22''
Fit in with Panel display device
* Performance
Resolution(Interpolation) 4096*4096
Linearity Error <1.5%
Response Speed <10ms
* Mechanical
Input Method Finger or gloved hand (rubber, cloth or leather)
Touch Times More than 1 million touches
Touch Activation Force 20~80g
Surface Durability Meets pencil hardness 3H (per ASTM D3363)
* Optical
Light Transmission 80%(Meet ASTM D1003)
* Environmental
Temperature Operating Range: -10° C ~ 60° C
Storage Range: -20° C ~ 70° C
Relative Humidity Operating Range: 0%~90% RH (no dew falls)
Storage Range: 0% to 95% RH (no dew falls)
Altitude Up to 3, 000m
* Electrical
Operation Voltage Typical +DC 5V
Power Supply USB or RS232
Interface Full Duplex USB 2.0 (Full Speed) Plug and play compatible
Serial RS-232.
Current 5mA~25mA
Electrostatic Endurance No abnormal appearance after 10kv, 100Ω , 250PF electrostatic used
Isolation Resistance >20MΩ @ DC 25V
Resistance 300Ω < X Axis <900Ω , 200Ω < Y Axis <800Ω (Varies with different size)
Agency Approvals CE, FCC, RoHS
Operation System Linux/ DOS / Windows ME/95/98 / NT4.0/XP/2000/Mac OS

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