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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650.2943.012
INDUCTIVE SENSOR KIB-M12PS/002-K
9855-1062
SENSOR PROX INDUCTIVE 500MA
9809-0131
SENSOR PROX INDUCTIVE 10-30VDC
9863-3133
SENSOR PROX INDUCTIVE 400MA
9966-2865
CTPL-M30-S15-1030VDC 200MA-PNP-N
9869-7124
SENSOR PROX INDUCTIVE FLAT EXT
650.7915.001
CAPACITIVE SENSOR KCN-R34PS/030-
TMD26203
SENSOR PROX INDUCT 30MM IP67 SMD
607.5685.104
SRF SENSOR SER CONNECT WITH DCD
SCN-1425SC
PROX SENSOR 943-F4Y-2D-002-300E
650.2790.002
INDUCTIVE SENSOR KIN-E58PO/008-K
655.1755.002
OPTICAL SENSOR OR12EE-DDTP-010-S
GX-330MLK-A-P
SENSOR M30 THRD PNP NO LR
9869-1000
SENSOR PROX INDUCTIVE FLAT F1
08317610410
INDUCTIVE SENSOR M8 KJ2-M8MN40-D
9981-6264
SENSOR PROX INDUCTIVE 200MA
GX-304S-B-N
SENSOR M4 SHIELD NPN NC
GX-305M-A-N-R
SENSOR M5 THRD SHLD NPN NO FLEX
AP4A-FM6-CB1M010Z
1M ST ML EXT THD 90 DEG FM INT
9853-3662
SENSOR PROX INDUCTIVE 500MA