Long-Distance 20M Infrared Beam Sensor: Minimizing False Alarms for Auto Gate Security

Paragraph 1: Precision Long-Distance Detection for Enhanced Security

Introducing the Long-Distance 20M Infrared Beam Sensor, the ultimate safety solution engineered to enhance your auto gate security. This through-beam sensor delivers an impressive and highly reliable 20-meter detection range, providing extensive coverage for residential driveways and commercial entrances. Its core strength lies in its advanced active infrared technology, which features exceptional anti-strong light interference capability. This crucial feature ensures consistent performance even in direct, bright sunlight, effectively minimizing false alarms that are typically triggered by light reflections or weather conditions in standard sensors, guaranteeing smooth and dependable gate operation.

Paragraph 2: Robust Design and Consistent Operation

Built for continuous outdoor duty, this infrared beam sensor utilizes durable, anti-UV ABS+PC materials and a comprehensive waterproof design. This robust construction provides reliable protection against high temperatures, harsh weather, and environmental degradation. By maintaining high sensitivity and a quick response time across its 20M operating span, the sensor accurately and immediately detects any object or person breaking the beam. This dependable performance ensures optimal safety for all vehicles and pedestrians, while its rugged build guarantees a long lifespan and minimal maintenance for your entire auto gate security system.

Key Features of the Sunlight-Resistant Infrared Photocell Sensor

• Anti-strong light interference: Advanced optical filtering technology actively blocks intense sunlight, glare, or high-power artificial light (e.g., floodlights). This ensures the sensor ignores irrelevant bright stimuli and maintains consistent performance—even during midday heat or in sun-drenched open areas.

• High temperature resistance: Operates stably within a wide temperature range (typically -20℃ to 60℃, depending on model), withstanding scorching daytime heat in tropical or arid regions. Internal thermal protection components prevent overheating, ensuring no drop in detection accuracy or response speed in extreme warmth.

• Nighttime stability & low-light adaptability: Equipped with enhanced low-light sensitivity and anti-noise algorithms, the sensor maintains reliable detection performance even in complete darkness or low-light conditions (e.g., dusk, dawn, or poorly lit outdoor areas). This ensures 24/7 operational readiness, eliminating gaps in security or access control after sunset.

• Active infrared technology: Utilizes targeted infrared signal emission and reception to distinguish between valid targets (e.g., humans, vehicles) and environmental disturbances (e.g., swaying branches, flying debris, or blowing dust). This precision minimizes false alarms and ensures only intended movements trigger the sensor.

• 20m detection range: Covers a broad 20-meter area, providing extensive coverage for large outdoor spaces. Select models include adjustable sensitivity controls, allowing customization for specific needs—from narrow gate entrances (where shorter range prevents cross-interference) to wide parking lot perimeters (where maximum coverage is critical).

• Waterproof & dustproof design: Boasts an IP65 or higher ingress protection rating, shielding internal circuitry from heavy rain, splashes, dust, fog, and humidity. This design ensures the sensor remains fully functional even during thunderstorms, monsoons, or dusty industrial environments, extending its outdoor service life.

Product Size

Wiring

Production and Package

Certification

Product series