7 Inch 4-wire Resistive Touch Screen

7 Inch 4-wire Resistive Touch Screen

Xinhechang has advanced automation equipment, high-clarity production workshop, strict high and low temperature environment test         Our four-wire resistive touch screen is produced in accordance with the ITO TOUCH PANEL standard specifications to ensure that the product is produced in a dust-free and pollution-free environment. High-temperature compression technology is used to ensure that the product is stable and not easily damaged. Each product has undergone strict quality inspections without fear of various harsh environmental tests.

Product Details

I Basic infor:

The number of clicks 500 (million times)

Screen size :7 inch


Brightness :0 (cd / ㎡)

Response time :0.3 (ms)


Interface:1.0 pitch four lines, other

Size:12.1 (cm)

Induction strength :80 (g)

Transmittance :More than 85% (%)


II Product advantages: high resolution, sensitive and stable

       The four-wire resistive touch screen has the advantages of high resolution, sensitive response, and is not afraid of dust, water vapor, oil pollution, high temperature, low temperature and corrosion resistance. It can be touched with any object, even with gloves, and can be used for handwriting recognition.

III Product reliability: physical testing, strict inspection

General product size: 2.8 inch to 22 inch (four-wire type)

Finished thickness: 2.30 ± 0.15mm

Surface hardness: 3H

Surface treatment: bright / matte, toughened, chemically strengthened

Light transmittance: bright surface ≥ 85% matte surface ≥ 78%

Operating temperature: -20 ℃ ~ + 85 ℃

Storage temperature: -30 ℃ ~ + 85 ℃

Single-dot life: more than 5 million times (measured)

Scribing test life: more than 100,000 times (measured)

Rated voltage: DC 5V 1mA

X, Y resistance: 30Ω ~ 300Ω (slightly changed according to different sizes)

Linear: ≤1.5% load 120gf

Operating pressure: 20 ~ 100g R0.8 stylus

Insulation resistance: 20MΩ ↑ @ DC 25V

Static voltage: 10KV, 100Ω, 250 PF

High temperature test: 80 ℃, 40hr

Low temperature test: -30 ℃, 40hr

High temperature and high humidity test: 70 ℃, 70% RH, 120hr

Temperature shock test: -20 ℃ ± 2 ℃ — 70 ℃ ± 2 ℃ (0.5hr each), 10cycles

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