南昌智程机电设备有限公司

800FP-P4PN7R800FM-P4PN3R800FP-P4800FP-P4-BP800FP-P4MN5R800FP-P4MN7R800FP-P4MQ3R800FP-P4PD0C800FP-P4PD3C800FP-P4PD5C800FP-P4PN3R800FP-P4PN5R800FP-P4PN7R800FP-P4PQ3R800FP-P4PQ5R800FM-P4800FM-P4MD3C800FM-P4MN3R800FM-P4MN5R800FM-P4MN7R800FM-P4PD2C800FM-P4PN3R800FM-P4PN5R800FM-P4PN7R 它把发射端和接收端之间光的强弱变化转化为电流的变化以达到探测的目的。由于光电开关输出回路和输入回路是电隔离的（即电绝缘），所以它可以在许多场合得到应用。采用集成电路技术和SMT表面安装工艺而制造的新一代光电开关器件，具有延时、展宽、外同步、抗相互干扰、可靠性高、工作区域稳定和自诊断等智能化功能。这种新颖的光电开关是一种采用脉冲调制的主动式光电探测系统型电子开关，它所使用的冷光源有红外光、红色光、绿色光和蓝色光等，可非接触，无损伤地迅速和控制各种固体、液体、透明体、黑体、柔软体和烟雾等物质的状态和动作。具有体积小、功能多、寿命长、精度高、响应速度快、检测距离远以及抗光、电、磁干扰能力强的优点。光电开关已被用作物位检测、液位控制、产品计数、宽度判别、速度检测、定长剪切、孔洞识别、信号延时、自动门传感、色标检出、冲床和剪切机以及安全防护等诸多领域。此外，利用红外线的隐蔽性，还可在银行、仓库、商店、办公室以及其它需要的场合作为防盗警戒之用。
常用的红外线光电开关，是利用物体对近红外线光束的反射原理，由同步回路感应反射回来的光的强弱而检测物体的存在与否来实现功能的，光电传感器首先发出红外线光束到达或透过物体或镜面对红外线光束进行反射，光电传感器接收反射回来的光束，根据光束的强弱判断物体的存在。红外光电开关的种类也非常的多，一般来说有镜反射式光电开关、漫反射式、槽式、对射式、光纤式等几个主要种类。光电开关快易优自动化选型有收录。
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