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Safegate SMO 303 Type 4 Safety Light Curtains Replacement – Ideal Access Protection for High-Risk Industrial Applications

Safegate SMO 303 Type 4 Safety Light Curtains Replacement – Ideal Access Protection for High-Risk Industrial Applications

Feb 6,2025

SMO 303 Type 4 Safety Light Curtains Replacement

Hand detection safety light curtain with integrated muting function. Automatic/manual restart and EDM. Equipped with an integrated status indicator.
Safety Level: Type 4 - PL e
Resolution: 30 mm, suitable for hand protection
Cross-Section Dimensions: 50 x 55 mm
Protective Height: 310 mm
Maximum Operating Range: 12 m
Package Contents: Emitter, Receiver and Standard Fastening Brackets

DADISICK Offers Custom Safety Light Curtain Solutions

In industrial production, standard safety light curtains often cannot meet the protection requirements of equipment or work areas with special shapes. DADISICK’s custom-shaped safety light curtain services are specifically designed for these unique scenarios, providing precise and efficient protection to reduce the risk of personal injury and ensure safe and stable production.

Based on the unique shapes of equipment or work areas (such as arc, L-shape, U-shape, etc.), DADISICK can design safety light curtains that perfectly match, meeting the strict detection accuracy requirements of various applications. This ensures timely and accurate detection of people or objects entering hazardous areas.

Customized L-Shaped Light Curtain

Customized L-Shaped Light Curtain

Customized U-Shaped Light Curtain

Customized U-Shaped Light Curtain

Application Cases


Custom Light Curtains

Type 4 safety light curtains

Your Possible Solutions

TYPE 4 Certification: DADISICK safety light curtains comply with TYPE 4 certification standards, ensuring stable and reliable operation even in complex industrial environments with strong electromagnetic interference, intense lighting, etc.

High-Precision Detection: Custom safety light curtains provide precise detection with ultra-fast response times of less than 15 ms, ensuring immediate reaction to potential hazards and offering comprehensive protection for personnel.

Real-Time Self-Testing: The light curtains feature a real-time self-testing function, automatically checking the operating status. If any fault is detected, an immediate alarm is triggered to ensure system safety.

OEM Services: DADISICK offers OEM services, allowing customers to create bespoke branding and providing tailor-made solutions to meet unique requirements. We work closely with our clients to ensure that every safety light curtain is perfectly suited to their specific needs.
QCE Series Universal Safety Light Curtain

QCE Series Universal Safety Light Curtain

• Optical Axis Spacing: 10, 20, 30 mm

• Detection Range: 0.3 - 6 m

• Detection: Fingers, hands

• Security Level: IP65

• Cross-Section Dimensions: 30 x 30 mm

• Widely used in over 80% of equipment such as press machines, hydraulic presses, oil presses, shearing machines, automatic doors, and other hazardous environments.

QO Series Blind-Spot-Free Safety Light Curtain

• Optical Axis Spacing: 10, 20, 30 mm

• Detection Range: 0.3 - 6 m

• Detection: Fingers, hands

• Security Level: IP65

• Cross-Section Dimensions: 30 x 28 mm
QO Series Blind-Spot-Free Safety Light Curtain
KT Series Economic Safety Light Curtain

KT Series Economic Safety Light Curtain

• Beam Pitch: 10, 14, 20, 40 mm

• Detection Range: 0.3 - 6 m

• Detection: Fingers, hands

• Security Level: IP65

• Cross-Section Dimensions: 29 x 29 mm

Related Safety Sensors

KT20-20-380-2BB|Industrial Light Curtain|DADISICK
Beam spacing: 20mm Number of optical axes: 20 Protection height: 380mm Safety Curtain outputs (OSSD):2 PNP
QCE18-10-170 2BB|Safety Grating |DADISICK
Beam spacing: 10mm Number of optical axes: 18 Protection height: 170mm Safety grating outputs (OSSD)2 PNP
QCE16-10-150 2BB|Safety-Light-Curtain |DADISICK
Beam spacing:10mm Number of optical axes:16 Protection height:150mm Safety-light-curtain outputs (OSSD)2 PNP
QO14-10-140-2BB|Safety Light Curtain|DADISICK
Beam spacing:10mm Number of optical axes: 14 Protection height: 140mm Safety Curtain outputs (OSSD):2 PNP

DADISICK has always been committed to high-end security sensor products, focusing on technological research and development and product innovation. Our products are widely used in industries such as automation equipment, mechanical manufacturing, automobile manufacturing, and electronics manufacturing, helping to reduce the rate of industrial accidents and ensure employee safety. We continue to introduce new products that meet market demands, providing support for enterprise safety production.

*Replacement Services:In a highly competitive market, businesses need to continually improve their products to maintain market share. We provide safety sensor replacement services.

*Improving or adjusting product lines:When a company enters new markets or shifts focus, it may need to refine its product line. We offer safety sensor products and technical support for this transition.

*Automation IndustryMonitor equipment operation status, promptly halt or adjust machine actions to ensure production process safety.

*Mechanical ManufacturingMonitor mechanical motion components, prevent potential hazards, safeguard employee safety and production line smooth operation.

*Automotive ManufacturingSafety monitor high-risk processes on vehicle assembly lines, enhance worker safety and production efficiency.

*Chemical IndustryReal-time monitoring of production environment, ensure safety in handling toxic and hazardous substances.

*Food and Beverage IndustryMonitor production line equipment operation, prevent food contamination and waste.

*Logistics and WarehousingUsed for AGV navigation and obstacle avoidance, ensure safe transportation of goods.

*Wood Processing, Textile, Papermaking, Printing, Rubber, and Plastic industries, among others, safety sensors are used to monitor various production processes, ensuring safety and efficiency.