Photoelectric Sensor

Photoelectric Sensor Specification

Housing Material
Plastic and Metal

Product Type

Input
24VDC

Photoelectric Sensor Trade Information

Minimum Order Quantity
10 Number

Delivery Time
3 Week

About Photoelectric Sensor

A photoelectric sensor detects objects or changes in its environment using light beams, typically infrared or visible red light, making it essential for non-contact automation tasks. It consists of an emitter that transmits light and a receiver that senses variations when light is interrupted or reflected.

Key Components-

The emitter uses LEDs or lasers to generate a focused light beam, while the receiveroften a photodiode or phototransistorconverts received light changes into electrical signals. Amplifiers process these signals to trigger outputs like switches connected to PLCs or controllers.

Operating Types

Through-beam: Separate emitter and receiver aligned directly; offers longest range but needs precise alignment.
Retro-reflective: Emitter and receiver in one unit with a reflector; light bounces back unless blocked.
Diffuse (proximity): Light reflects off the target itself; simplest setup for short-range detection.

Main Applications

These sensors excel in industrial automation for object counting, position detection, conveyor monitoring, and level sensing. They handle materials like metal, plastic, or even transparent items in manufacturing, packaging, and HVAC systems.