Your Expert Partner for Sensor Solutions Across Industries
At ZYHK Technology, we provide cutting-edge sensor technologies that drive automation, enhance precision, and enable smart decision-making across industrial applications. Understanding sensor types and working principles is essential for selecting the right solution for your needs.
Why Understanding Sensor Types Matters?
✅ Optimized Performance – Match sensor technology to specific application requirements
✅ Cost Efficiency – Select the most effective solution without over-engineering
✅ Reliability – Choose sensors with proven working principles for your environment
✅ Future-Proofing – Understand technologies that support long-term scalability

Major Sensor Types by Detection Principle
1. Proximity Sensors
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Inductive Sensors
Working Principle: Detect metallic objects through electromagnetic field changes
Models: Pepperl+Fuchs NBN8-18GM50-E2, Siemens 3RG4
Applications: Metal detection in manufacturing, position verification -
Capacitive Sensors
Working Principle: Detect both metallic and non-metallic materials through capacitance changes
Models: Omron E2K-X, Schneider XS6
Applications: Liquid level detection, material presence checking
2. Optical Sensors
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Photoelectric Sensors
Working Principle: Use light beams (visible, infrared, or laser) to detect object presence
Models: Banner QS18, SICK WL12
Applications: Conveyor systems, packaging equipment -
Fiber Optic Sensors
Working Principle: Transmit light through optical fibers for detection in tight spaces
Models: Keyence FU, Omron E3X
Applications: Hazardous environments, high-temperature areas
3. Pressure Sensors
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Piezoelectric Sensors
Working Principle: Generate electrical charge when mechanical stress is applied
Models: Endress+Hauser PMC, ABB 2600T
Applications: Process control, hydraulic systems -
Strain Gauge Sensors
Working Principle: Measure deformation through changes in electrical resistance
Models: Honeywell FSG, HBM U9
Applications: Weight measurement, structural monitoring
4. Temperature Sensors
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Thermocouples
Working Principle: Generate voltage proportional to temperature difference between junctions
Models: OMEGA TT, WIKA A2G
Applications: High-temperature processes, furnace monitoring -
RTDs (Resistance Temperature Detectors)
Working Principle: Measure temperature through changes in electrical resistance
Models: Emerson 848T, Siemens QAE
Applications: Precision temperature control, laboratory equipment
5. Position Sensors
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Encoder Sensors
Working Principle: Convert mechanical position into digital signals
Models: Heidenhain RCN, Baumer GXM
Applications: CNC machines, robotic positioning -
LVDT (Linear Variable Differential Transformer)
Working Principle: Convert linear position into electrical signals through electromagnetic induction
Models: TE Connectivity 242-000, AMETEK 200S
Applications: Precision measurement, valve positioning

Selecting the Right Sensor – Key Considerations
Environmental Factors
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Temperature range (-40°C to 125°C for automotive, up to 500°C for industrial)
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IP rating requirements (IP67 for washdown environments, IP69K for food processing)
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EMI/RFI protection for electrically noisy environments
Performance Requirements
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Response time (milliseconds for high-speed applications)
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Accuracy and repeatability (critical for precision manufacturing)
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Output signals (4-20mA, 0-10V, IO-Link, Ethernet/IP)
Integration Needs
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Physical size and mounting options
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Connection types (M8, M12, cable outlets)
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Compatibility with existing control systems
Industries We Serve
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Factory Automation – Production line monitoring and control
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Automotive Manufacturing – Quality inspection and assembly verification
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Food & Beverage – Hygienic process monitoring
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Pharmaceutical – Precision measurement and validation
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Energy & Utilities – Equipment condition monitoring
Get Expert Sensor Solutions Today!
Our technical team provides comprehensive support from selection to integration, ensuring optimal sensor performance for your applications.
📧 Email: sales@zyhktech.com
📱 WhatsApp: +852 4691 7686
🌐 Website: www.zyhktech.com
24/7 Technical Support – Contact Us for Sensor Selection Guidance!
Why Choose ZYHK Technology?
✔ Multi-Brand Expertise – Access to leading sensor manufacturers
✔ Application Engineering – Custom solutions for unique requirements
✔ Global Logistics – Fast delivery from regional stock locations
✔ Lifecycle Support – From initial design to maintenance and replacement
ZYHK Technology – Your Sensor Technology Partner 🚀
