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BES-M12-MI-PSC40B-BP03,BALLUFF巴鲁夫限位开关样本
用能感知温度变化的元件做成的开关叫热释电式接近开关
这种开关是将热释电器件安装在开关的检测面上,当有与环境温度
德巴鲁夫BALLUFF光电开关当观察者或系统对波源的距离发生
Photovoltaic device receives the reflected light after
the signal output, which can "sense" an object closer.
When an object close to the same, the output of Pyroelectr
made. Doppler effect can be made use of ultrasonic proximity switches
改变时,接近到的波的频率会发生偏移,这种现象称为多普勒效应
BES-M12-MI-PSC40B-BP03,BALLUFF巴鲁夫限位开关样本
用光电效应做成的开关叫光电开关。将发光器件与光电器件按
一定方向装在同一个检测头内。当有反光面(被检测物体)接近时
光电器件接收到反射光后便在信号输出,由此便可“感知”有物体接近。
ic will change, thus it can detect an object approaching.
Sonar and radar using the principle of this effect is
同的物体接近时,热释电器件的输出便变化,由此便可检测出有物体接近。
Sonar and radar using the principle of this effect is made. Doppler
effect can be made use of ultrasonic proximity switches
BES-M12-MI-PSC40B-BP03,BALLUFF巴鲁夫限位开关样本
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