NPN 4-Wire Infrared Body Photoelectric Switch

📖 Description

• The CDD-40N is a high-sensitivity infrared photoelectric switch designed for accurate object and human body detection. It features an NPN 4-wire output, ensuring reliable signal transmission for industrial automation and security applications. With its infrared sensing technology, it provides fast response and stable performance. Ideal for motion detection, conveyor systems, and automated lighting control.

🔧 Technical Specifications

• Model: CDD-40N
• Sensing Type: Infrared diffuse reflective (body detection)
• Output Type: NPN
• Wiring Type: 4-wire
• Sensing Distance: Up to 40 cm (depending on target color/material)
• Power Supply: 10–30V DC
• Output Mode: Normally Open (NO) + Normally Closed (NC)
• Response Time: ≤1ms
• Light Source: Infrared LED
• Indicator: LED status indicator (for operation/signal)
• Connection: 4-wire cable (brown, blue, black, white)
• Housing Material: Plastic (usually ABS or reinforced plastic)
• Protection Class: IP65 (water and dust resistant)
• Mounting: Through-hole or bracket (not always included)
• Operating Temperature: -25°C to +55°C

⚙️ Features

• Long Sensing Range: Up to 40 cm body detection capability
• Dual Output: Both NO and NC outputs for flexible integration
• NPN Configuration: Compatible with most PLCs and microcontroller inputs
• LED Indicator: Clear signal feedback for ease of installation
• Quick Response: Fast detection for automation tasks
• Compact Design: Space-efficient and easy to mount

🛠️ Applications

• Human Presence Detection: Automatic doors, gates, and safety systems
• Factory Automation: Object detection on conveyors and assembly lines
• Security Systems: Motion-triggered alarms or cameras
• Packaging Lines: Item detection for counting or quality control
• Robotics: Object sensing for pick-and-place systems
• DIY Projects: Infrared-triggered electronics and interactive setups