Proximity Sensors

Image Part Number Description / PDF Quantity Rfq
1202530223

1202530223

Woodhead - Molex

SI600 2MM M12NEMBNNCCPV3W

0

1202530201

1202530201

Woodhead - Molex

SI600 1.5MM M8NEMBPNCCPV3W

0

1202530336

1202530336

Woodhead - Molex

SI600 8MM M30SNEMBPNOCPV3W

0

1202530538

1202530538

Woodhead - Molex

SI700 3MM M8EMBNNC

0

1202530112

1202530112

Woodhead - Molex

SI500 12MM M18SEMBNNOM12P4

0

1202530071

1202530071

Woodhead - Molex

SI500 22MM M30NEMBPNCCPV3W

0

1202530239

1202530239

Woodhead - Molex

SI600 5MM M18NEMBNNCCPV3W

0

1202530122

1202530122

Woodhead - Molex

SI500 20MM M18SNEMBPNOM12P4

0

1202530580

1202530580

Woodhead - Molex

SI700 20MM M18NEMBPNC

0

1202530540

1202530540

Woodhead - Molex

SI700 3MM M8EMBPNC

0

1202530467

1202530467

Woodhead - Molex

SI6000.6MM M4EMBNNCCPU4W

0

1202530489

1202530489

Woodhead - Molex

SI6000.8MM M5EMBPNCM8P3

0

1202530610

1202530610

Woodhead - Molex

SI700 3MM M5NEMBNNC

0

1202530039

1202530039

Woodhead - Molex

SI500 6MM M12NEMBPNCCPV3W

0

1202530531

1202530531

Woodhead - Molex

SI700 3MM M8EMBPNO

0

1202530378

1202530378

Woodhead - Molex

SI600 4MM M12NEMBNNOM12P4

20

1202530576

1202530576

Woodhead - Molex

SI700 10MM M18EMBPNC

0

1202530341

1202530341

Woodhead - Molex

SI600 8MM M30SNEMBPNCM12P4

0

1202530659

1202530659

Woodhead - Molex

SI700 20MM M30EMBPNOCTP3W

0

1202530054

1202530054

Woodhead - Molex

SI500 12MM M18NEMBPNOCPV3W

0

Proximity Sensors

1. Overview

Proximity sensors are non-contact detection devices that identify the presence, absence, or distance of objects within a specific range. These sensors convert physical phenomena into electrical signals, enabling automated systems to perceive environmental changes. Their importance in modern technology spans across industrial automation, consumer electronics, automotive safety systems, and smart infrastructure, providing critical data for process optimization and human-machine interaction.

2. Main Types and Functional Classification

TypeFunctional CharacteristicsApplication Examples
Inductive Proximity SensorsReact to metallic objects via electromagnetic fieldsIndustrial machinery position detection
Capacitive Proximity SensorsRespond to dielectric properties of materialsLevel detection in chemical tanks
Photoelectric SensorsUse light beam interruption/reflection principlesAutomatic door systems
Ultrasonic SensorsMeasure distance via sound wave propagationVehicle parking assistance
Hall Effect SensorsRespond to magnetic field variationsBrushless motor commutation

3. Structure and Components

Typical proximity sensors consist of: - Sensing Element: Converts physical parameters to electrical signals - Signal Conditioning Circuitry: Amplifies and filters raw signals - Enclosure: IP65-IP69K rated housing for environmental protection - Interface Module: Provides analog/digital output interfaces - Power Supply Unit: Regulates operating voltage for internal components

4. Key Technical Specifications

ParameterDescriptionImportance
Detection RangeEffective operating distance (mm to meters)Determines application suitability
ResolutionSmallest detectable distance changeImpacts measurement precision
Response TimeSignal processing speed ( s to ms)Critical for high-speed operations
Environmental ResistanceTemperature, humidity, and vibration toleranceEnsures operational reliability
Output TypeAnalog voltage/current or digital interfaceSystem integration compatibility

5. Application Fields

  • Industrial Automation: Robotic arms, conveyor systems
  • Consumer Electronics: Smartphone proximity detection
  • Automotive: Collision avoidance systems
  • Healthcare: Non-contact patient monitoring
  • Smart Cities: Intelligent lighting systems

6. Leading Manufacturers and Products

ManufacturerRepresentative ProductKey Features
OmronE2E-X10DT30mm detection range, IP69K rating
KeyenceLKG50Laser-based 50m range
Siemens3RG4134IO-Link interface support
TE ConnectivityKSC1093481Automotive-grade reliability
ams AGTCS3701Capacitive touch detection

7. Selection Recommendations

Key selection criteria include: - Target material properties and detection requirements - Environmental operating conditions - Required detection accuracy and response speed - Interface compatibility with control systems - Mechanical mounting constraints - Total cost of ownership (TCO) considerations Example: For high-precision semiconductor handling, select capacitive sensors with sub-micron resolution and ESD protection.

8. Industry Trends Analysis

Emerging trends include: - Miniaturization for IoT device integration - AI-powered adaptive sensing algorithms - Wireless sensor network (WSN) capabilities - Multi-spectral sensing fusion technology - Energy-harvesting self-powered sensors - Enhanced security protocols for industrial applications - MEMS-based micro-sensor arrays - Increased environmental robustness (IP69K, ATEX compliance)

RFQ BOM Call Skype Email
Top