The LDJ-P4 Red Laser Distance Sensor Module, developed by Meskernel, is a compact yet powerful solution (85×62×22mm, 90g) designed for seamless integration into industrial and automation systems. With a measuring range up to 200 meters and an accuracy of ±(3mm + D*1/10000), it ensures reliable and precise distance measurement. Operating at a frequency of 3–20Hz, the module offers both stability and flexibility for various applications. Featuring low power consumption and multiple interface options (TTL/RS485/RS232), it adapts easily to diverse system requirements. With an optional IP67-rated housing, it provides strong protection against dust and water, making it suitable for both indoor and outdoor use.
Key Features of Red Laser Distance Sensor
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Wide Measuring Range: 0.03m up to 100m / 150m / 200m (depending on model)
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Высокая точность: ±(3mm + D*1/10000), ensuring precise measurement even over long distances
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Flexible Frequency: Adjustable from 3Hz to 20Hz to meet diverse application needs
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Компактный дизайн: 85×62×22mm, weighing only 90g, easy to integrate into space-limited devices
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Multiple Interfaces: Supports TTL, RS485, and RS232 for seamless system integration
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Red Laser Output: Easy alignment and visible targeting for installation and operation
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Customizable Protection: Available in IP54 or IP67, offering dustproof and waterproof performance for demanding environments
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Wide Temperature Range: Reliable operation from -25℃ to 60℃
Технические моменты
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Measurement Principle: Phase-shift method, ensuring stable and consistent performance
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Низкое энергопотребление: Optimized for continuous operation without excessive energy demand
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Laser Safety: Class II, <1mW, compliant with IEC 60825-1:2014
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Сертификаты: CE, FCC, RoHS, FDA — guaranteeing global compliance and safe deployment
Сценарии применения
The LDJ-P4 Red Laser Distance Sensor module is widely applicable in:
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Промышленная автоматизация – real-time distance monitoring, object detection, and equipment control
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Логистика и складское хозяйство – inventory measurement, storage height detection, and automated guided vehicles (AGV)
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Robotics & UAVs – navigation assistance, obstacle avoidance, and mapping
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Интеллектуальная инфраструктура – outdoor monitoring, security systems, and traffic management
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Геодезия и картография – precision distance acquisition for field measurement tasks
IP67 Protection – Built for Harsh Environments
For users requiring extra durability, the LDJ-P4 Red Laser Distance Sensor can be equipped with an IP67-rated enclosure, offering:
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Dustproof Protection – complete resistance against dust intrusion
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Waterproof Reliability – protection against temporary water immersion
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Extended Usability – perfect for outdoor installations, humid environments, and industrial sites exposed to challenging conditions
Reliability and Support
Backed by 12 months warranty and full technical support, Meskernel provides customization services to meet specific needs such as range adjustment, baud rate, interface compatibility, and environmental adaptations.
The LDJ-P4 Red Laser Distance Sensor Module combines long-range measurement, high accuracy, versatile connectivity, and IP67-grade protection into a compact form factor. Whether applied in industrial automation, robotics, or outdoor monitoring, it delivers reliable performance and durable operation, making it an ideal choice for modern measurement systems.
