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Brand | Datalogic |
Slot width: | 2 mm |
Light emission: | infrared LED 880 nm (IR vers.) red 635 nm green LED 535 nm (RG vers.) |
MODEL NO. | SR21-IR |
reverse polarity protection | Yes |
Resolution | 0.5mm |
Detection point depth: | 7.5 mm |
Power supply: | 10 ... 30 Vdc |
Connection | M8 4-pole connector |
Slot Depth | 50 mm |
Setting | AUTO SET push-button |
Electrical protection | IP67 |
Indicators | yellow OUTPUT LED green-red bicolour READY-ERROR LED |
Operating mode: | dark/light configurab |
Output | PNP/NPN |
A slot sensor is a type of sensor that is used to detect the presence or absence of an object passing through a slot or gap. It is commonly used in manufacturing and automation applications, such as detecting the presence of parts on a conveyor belt or the position of a moving object.
Slot sensors consist of a light emitter, usually an LED, and a light detector, such as a photodiode or phototransistor. The emitter and detector are placed on opposite sides of a slot or gap, creating a beam of light that is interrupted by the object passing through.
When the object interrupts the beam of light, the detector senses the change and sends a signal to a control system, which can then trigger a response, such as stopping the conveyor belt or activating a mechanism.
Slot sensors are typically more reliable and accurate than other types of sensors, such as proximity sensors, because they can detect the exact position of an object passing through the slot. They are also less likely to be triggered by nearby objects or interference.
Overall, slot sensors are an important tool for improving automation and quality control in manufacturing and other industries. They are widely used for a variety of applications, from detecting the presence of objects on a conveyor belt to monitoring the position of moving parts in machinery
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