Proximity Sensors
Proximity Sensors: Precision Detection for Automated Systems
Definition & Scope
Proximity Sensors fall under the broader category of Sensors and Transducers, specializing in non-contact detection of nearby objects. These devices emit electromagnetic fields or beams (e.g., infrared, ultrasonic, or inductive signals) to identify the presence, absence, or position of targets without physical interaction. Widely used in industrial automation, robotics, and safety systems, they ensure reliable operation in harsh environments where mechanical switches may fail.
Types of Proximity Sensors
1. Inductive Sensors: Detect metallic objects via electromagnetic induction. Ideal for manufacturing lines with metal components.
2. Capacitive Sensors: Sense both metallic and non-metallic materials (e.g., liquids, plastics) by measuring capacitance changes. Common in material handling and level detection.
3. Magnetic Sensors: React to permanent magnets, often used in automotive or door-positioning systems.
4. Ultrasonic Sensors: Utilize sound waves for long-range detection, suitable for obstacle avoidance in AGVs (Automated Guided Vehicles).
5. Optical Sensors: Use infrared or laser beams for precise object detection, even in dusty environments.
Purchasing Guidance
- Environment: Choose shielded (metal-heavy settings) or unshielded (extended range) models based on interference risks.
- Output Type: Match the sensor s output (e.g., NPN/PNP, analog, IO-Link) to your control system requirements.
- Detection Range: Ensure the sensing distance covers your application needs without false triggers.
- Certifications: Look for IP67/IP69K ratings for dust/water resistance or ATEX compliance for explosive atmospheres.
Proximity Sensors optimize efficiency and safety selecting the right type minimizes downtime and maximizes ROI in automated processes.
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607.5685.099
SRF SENSOR SER CONNECT WO DCD SR
650.2744.003
INDUCTIVE SENSOR KIN-M12PO/004-K
LA-20
MMS ALARM SWITCH SIDE MOUNT 2 NO
660.2006.111
INDUCTIVE SENSOR KIN-M18PA/008-S
9062-4065
DCPULSOR-M12-FLUSH-1030VDC 200MA
650.2939.004
INDUCTIVE SENSOR KIB-M30PS/010-K
GX-312M-A-N-Z
SENSOR M12 THR SH NPN NO M8 CON
693.2301.001
INDUCTIVE SENSOR KIB-M08NS/15-KL
SJD2-M12EB68-DNO-V2
PROX SENS M12 F 2MM SS 10-30VDC
9809-3465
SENSOR PROX INDUCTIVE 10-30VDC
650.2999.012
INDUCTIVE SENSOR KIB-D06PS/15-KL
GX-318MLK-A-N
SENSOR M18 THRD NPN NO LR
693.2942.001
INDUCTIVE SENSOR KIB-M08PS/15-KL
607.5685.098
SRF SENSOR SER CONNECT WO DCD SR
650.2703.001
INDUCTIVE SENSOR KIB-M12PO/002-K
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SRF SENSOR SER CONNECT WO DCD SR
9853-5800
SENSOR PROX INDUCTIVE 500MA
GX-330MLK-B-N-C5
SENSOR M30 THRD NPN NC 5M LR
9861-3600
SENSOR PROX INDUCTIVE 200MA
LA-11-63
MMS ALARM SWITCH FOR 63100A FRAM