描述

CTB810 HN800 電容式接近開關(guān)能夠感測(cè)到微小的電容變化

電容式接近開關(guān)是一種非接觸式的位置傳感器，CTB810 HN800 其測(cè)量頭通常是構(gòu)成電容器的一個(gè)極板，而另一個(gè)極板是物體的本身。當(dāng)物體移向接近開關(guān)時(shí)，物體和接近開關(guān)的介電常數(shù)發(fā)生變化，使得和測(cè)量頭相連的電路狀態(tài)也隨之發(fā)生變化，由此便可控制開關(guān)的接通和關(guān)斷。這種接近開關(guān)的檢測(cè)物體，并不限于金屬導(dǎo)體，也可以是絕緣的液體或粉狀物體。

電容式接近開關(guān)具有無(wú)抖動(dòng)、無(wú)觸點(diǎn)、非接觸檢測(cè)等優(yōu)點(diǎn)，其抗干擾能力、耐蝕性能等比較好。在檢測(cè)較低介電常數(shù)ε的物體時(shí)，可以順時(shí)針調(diào)節(jié)多圈電位器（位于開關(guān)后部）來(lái)增加感應(yīng)靈敏度。電容式接近開關(guān)理論上可以檢測(cè)任何物體，當(dāng)檢測(cè)過(guò)高介電常數(shù)物體時(shí)，檢測(cè)距離要明顯減小。

此外，電容式接近開關(guān)的接通時(shí)間為50ms，所以在用戶產(chǎn)品的設(shè)計(jì)中，當(dāng)負(fù)載和接近開關(guān)采用不同電源時(shí)，務(wù)必先接通接近開關(guān)的電源。

CTB810 HN800 電容式接近開關(guān)具有多個(gè)優(yōu)點(diǎn)：

高靈敏度和精度：由于其工作原理基于電容變化，電容式接近開關(guān)能夠感測(cè)到微小的電容變化，具有非常高的靈敏度。這使得它們能夠更精準(zhǔn)地檢測(cè)物體的接近情況。

非接觸式檢測(cè)：電容式接近開關(guān)不需要與被檢測(cè)物體直接接觸，從而避免了機(jī)械磨損，延長(zhǎng)了使用壽命。

寬檢測(cè)范圍：由于其非接觸特性，電容式接近開關(guān)可以檢測(cè)非金屬或不同介電常數(shù)的物體，甚至可以檢測(cè)液體。

低功耗：由于其工作原理，電容式接近開關(guān)的功耗相對(duì)較低，適合于需要長(zhǎng)時(shí)間穩(wěn)定運(yùn)行的應(yīng)用。

響應(yīng)速度快：電容式接近開關(guān)的響應(yīng)速度很快，能夠快速地檢測(cè)物體的接近和離開。

穩(wěn)定性高：由于其高穩(wěn)定性，電容式接近開關(guān)在各種環(huán)境條件下都能保持穩(wěn)定的性能。

易于集成：電容式接近開關(guān)易于與其他電子設(shè)備集成，使用方便，能夠提高整個(gè)系統(tǒng)的自動(dòng)化程度。

綜上所述，CTB810 HN800 電容式接近開關(guān)具有高靈敏度、高精度、非接觸式檢測(cè)、寬檢測(cè)范圍、低功耗、響應(yīng)速度快、高穩(wěn)定性和易于集成等優(yōu)點(diǎn)。因此，它們?cè)谠S多領(lǐng)域都有廣泛的應(yīng)用，如機(jī)器人技術(shù)、自動(dòng)化生產(chǎn)線、物流系統(tǒng)、安全防護(hù)系統(tǒng)等。

CTB810 HN800 電容式接近開關(guān)能夠感測(cè)到微小的電容變化

The capacitive proximity switch is a non-contact position sensor, the CTB810 HN800 whose measuring head is usually one plate that constitutes the capacitor, and the other plate is the object itself. When the object moves towards the proximity switch, the dielectric constant of the object and the proximity switch changes, so that the state of the circuit connected to the measuring head also changes, so that the switch can be controlled on and off. The detection object close to the switch is not limited to a metal conductor, but can also be an insulating liquid or powdery object.

Capacitive proximity switch has the advantages of no jitter, no contact and non-contact detection, and its anti-interference ability and corrosion resistance are better. When detecting objects with low dielectric constant ε, the multi-turn potentiometer (located at the rear of the switch) can be adjusted clockwise to increase the sensitivity. The capacitive proximity switch can detect any object in theory, and the detection distance should be significantly reduced when detecting objects with too high dielectric constant.

In addition, the turn-on time of the capacitive proximity switch is 50ms, so in the design of the user’s product, when the load and the proximity switch use different power supplies, it is necessary to first turn on the power supply of the proximity switch.

The CTB810 HN800 Capacitive proximity switch offers several advantages:

High sensitivity and accuracy: Because its working principle is based on capacitance changes, capacitive proximity switches can sense small capacitance changes and have very high sensitivity. This allows them to more accurately detect an object’s approach.

Non-contact detection: Capacitive proximity switches do not require direct contact with the object being detected, thereby avoiding mechanical wear and extending service life.

Wide detection range: Due to its non-contact nature, capacitive proximity switches can detect non-metals or objects with different dielectric constants, and can even detect liquids.

Low power consumption: Due to its operating principle, capacitive proximity switches have a relatively low power consumption and are suitable for applications that require stable operation for long periods of time.

Fast response speed: The response speed of the capacitive proximity switch is fast, and it can quickly detect the approach and departure of the object.

High stability: Due to its high stability, capacitive proximity switches maintain stable performance under various environmental conditions.

Easy integration: Capacitive proximity switches are easy to integrate with other electronic devices, easy to use, and can improve the degree of automation of the entire system.

In summary, the CTB810 HN800 capacitive proximity switch has the advantages of high sensitivity, high precision, non-contact detection, wide detection range, low power consumption, fast response speed, high stability and easy integration. Therefore, they are widely used in many fields, such as robotics, automated production lines, logistics systems, and security protection systems.

 

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公司介紹：
成都陽(yáng)光不斷創(chuàng)新致力于提升停產(chǎn)的自動(dòng)化零件供應(yīng)水平，無(wú)論客戶身處何地，無(wú)論所需配件多么稀有，我們總能將客戶與所需產(chǎn)品緊密連接 ，成都陽(yáng)光零部件覆蓋廣泛。
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Company Introduction:
Chengdu Sunshine Xihe Co., Ltd. specializes in one-stop procurement consulting for imported industrial spare parts, offering original equipment and professional discontinued parts services. We are committed to providing efficient and reliable automation solutions for our customers. Customer support fast responseThe network of partners spans all continentsGlobal partner networkAlways achieve more delivery, be it parts, service or speed



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