7 Inch 4 Wire Resistive Touch Screen Panel

General Size

2.5″ to 22″  

Fit in with  

Panel display device

Mechanical

Input Method   

Finger or gloved hand (rubber ,cloth or leather)

Active Force

Stylus or Finger or Similar  ≤45g~110g

Ball Impact

ø13.0. Steel Ball/9g, Height=30cm, 1 time, no damage [Impact at center area]  

Durability

>35 million touches

Positional Accuracy

<1.5%

Optical 

Light Transmission      

85%(Meet ASTM D1003)

Clear surface

≤3%

Antiglare Surface

≤4%

Anti-Newton  

≤10%

Gloss

90±20 gloss units tested on a hard-coated front surface Accordance with ASTM D 2457

Electrical

Supply voltage    

DC5V

Circuit Resistance 

X:20~250Ω, Y:20~250Ω (See Figure 1)

Linearity

X ≤1.5%, Y ≤1.5%

Response

≤15ms

Insulation

≥20MΩ/25V(DC)

Endurance

No acting damage at DC50V/60sec.

Resolution

Based on controller resolution of 4096 x 4096

Environmental 

Operation Temperature

-20℃ ~ +60℃

Operation Humidity 

20%RH ~ 85%RH, no condensing

Storage Temperature   

-20℃ ~ +70℃

Storage Humidity

10%RH ~ 90%RH, no condensing

Waterproof

Not damaged by running water applied to the active area

Reliability

Heat Cycle

65℃ /240 hrs

Cold Cycle

-20℃ /240 hrs

Thermal Cycle 

-20℃ ~60℃ [60 min./cycle] *10 cycles

Operationg System 

Operation System

Linux/ Dos / WinME/95/98 / NT/CE/XP/2000/ win7/Mac OS