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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KJ2-G6.5MB40-ANU
SENSOR PROX INDUCTIVE 0.5MM-2MM
GX-312MLK-B-N-C5
SENSOR M12 THRD NPN NC 5M LR
650.1624.001
INDUCTIVE SENSOR KIB-M12EA/002-6
650.2901.003
INDUCTIVE SENSOR KIB-M08PS/15-KL
9962-6031
ITBN-M12-S20-FL-1030VDC 200MA-PN
GX-308M-A-N-R5
SENSOR M8 THRSHLD NPN NO FLEX 5M
650.2008.001
INDUCTIVE SENSOR KIN-M30PA/015-2
9966-8163
CTPL-M30-S20-1030VDC 200MA-PNP-N
GX-318MK-A-N-C5
SENSOR M18 THR SHLD NPN NO 5M LR
650.2906.200
INDUCTIVE SENSOR KIN-M18PS/008-K
9966-8463
CTPL-G34-S20-NF-1030VDC 200MA-PN
SCN-1518SC
PROX SENSOR 946-A4V-2D-001-175E
UBE4000-30GM-SA2-V15
THROUGH-BEAM ULTRASONIC BARRIER
650.2941.003
INDUCTIVE SENSOR KIN-M18PS/008-K
9869-8296
SENSOR PROX INDUCTIVE EXT RANGE
9861-0364
SENSOR PROX INDUCTIVE 200MA
650.2941.004
INDUCTIVE SENSOR KIN-M18PS/016-K
650.7390.001
CAPACITIVE SENSOR KCB-E50NS/008-
650.3519.001
INDUCTIVE SENSOR KIN-T12AS/004-L
GX-312MK-B-N-C5
SENSOR M12 THR SHLD NPN NC 5M LR