...ead Contents FAQ No. FAQ00307 Related Contents Primary Contents Question What is "Wavelength of light "? Answer Light is a kind of electromagnetic wave and has various wavelengths ...
...ce-setting Photoelectric Sensor detected? Answer PSD and the dual photodiode are used for the light receiving element and the distance to the sensing object is judged by detecting the refle...
... Photoelectric Sensors operate? Answer There is a stability indicator (green) and an incident light indicator (red). There are four operation patterns depending on the amount of incide...
...photoelectric sensor is the one to detect presence and the state of the object by the change in light. 1. What is a photoelectric sensor? Amount of light (luminance) is converted to ...
...ensors? Answer MSR is a function of Retroreflective Photoelectric Sensors to receive only the light reflected from the Retroreflector by using the characteristics of the polarizing filter b...
...r on the lens surface. (Through-beam Sensors and Retroreflective Sensors may incorrectly detect light interruption. Diffuse-reflective Sensors may incorrectly detect light incidence,...
...g E32-T24/D24 and E32-T14L/D14L, cannot be used even with IP67 protection because in the water, light will continue through without being reflected. E39-F1/F3 also cannot be used because the ...
...n What is adjusted in the sensitivity setting of a Photoelectric Sensor? Answer The amount of light emitted or the amount of light received are adjusted, and the sensing distance i...
...ion in through-beam photoelectric sensors? Answer Point of mutual interference prevention The light of other sensor do not enter own receiver. Prevention methods are as follows. 1. Setting ...
...ion What happens when direct sunlight strikes to the lens of the receiver? Answer Even if the light of a emitter is received, the sensor is the light shielding, or even if the...