How laser sensor/switch work with relay

Photoelectric switches, proximity switches or laser sensors are often used as PLC input signals and relay coil controls. If you need laser sensor or relay ↓↓↓↓↓↓

[TheOriginalWB]

Do I need one of these? I don't know, whats it doing. You might sell more if there was a reason behind this video.

[benjoubert]

For the aplication used in the video, is that a PNP or NPN sensor?

[ericpham]

The cover design and the conduit and the internal reflection wave guide could singly challenge even satellite high above

[_Osman_Dag_]

Can it be used in dusty environments ?

[mrgengineering]

As sensor ko agar lohe mein tight Karen tu yah Kam Nahin karta iska Koi HAL bataen please

[canedanikkolaspaulo]

Mas i ask if there's a sensor with setting number controller ?

[ericpham]

One single one can replace hundred of wire bundle

[fungkiisnanto]

please what is the name of the sensor type




please what is the name of the sensor type