Safety light curtains
Flexible, cost-saving installation and maintenance with the highest safety
Safety light curtains reliably and cost-effectively protect against access into hazardous points and areas. Depending on the variant, different machine functions are integrated or can be selected via safe control solutions. The range from small and compact types to extremely robust and resistant variants that withstand special ambient conditions up to the highest safety level.
Product family deTec
Product family C4000 Fusion Ex
Product family C4000 Advanced ATEX II 3G/3D

Because we take safety to the next level
The new generation of deTec safety light curtains is ideal for the protection of hazardous areas, entrances, and hazardous points. Intelligent and state-of-the-art technologies such as NFC and IO-Link offer completely new possibilities for comprehensive diagnosis, fast installation, and performing automation functions. The standardized connectivity and the compatible accessories for the entire deTec product family reduce variant diversity. The required functions can be activated using the appropriate M12 system plug – without the need for software. With IP65, IP67, and IP69K enclosure ratings available, plus variants for explosion-hazardous areas, solutions can be found for a whole host of different applications in harsh environments.

Ready for explosive atmospheres
The C4000 Fusion Ex safety light curtain in its pressure-resistant, encapsulated, explosion-proof enclosure is specially designed and approved for use under the strict safety requirements found in explosion-hazardous areas in accordance with ATEX, IECEx, and NEC. Pre-wired and fully mounted within the housing, the complete system is also UL certified and represents a truly outstanding product that is unique on the market.

Total flexibility – even in explosive environments
The C4000 Standard ATEX II 3G/3D safety light curtain is a cost-effective and reliable solution that protects hazardous points and hazardous areas, even in potentially explosive atmospheres. Functions such as the restart interlock (RES) and external device monitoring (EDM) make for easy machine integration. Various mounting adapters and innovative accessories enable flexible mounting. The industry-tested 7-segment display saves time during alignment and diagnostics. The C4000 Standard ATEX II 3G/3D can be relied upon to provide protection for hazardous points in explosive environments with a protective field height of up to 1,800 mm.
Product family miniTwin4
Product family miniTwin2
Product family TWINOX4

The smallest light curtain with the highest protection level, PL e
The miniTwin4 safety light curtain is the smallest electro-sensitive protective device of its kind. It is mainly used at hazardous points for finger and hand protection. The miniTwin, which is based on a twin stick design, combines the technologies of both sender and receiver into one compact housing unit. Whether it is used as a stand-alone device or it is cascaded with other miniTwin light curtains, the miniTwin4 enables machine access protection up to the highest safety level, PL e. Protective field heights, in 60-mm increments, from 120 mm to 1,200 mm are available and it is possible to cascade up to three systems. Commissioning, which is almost completely automatic, requires no software. This along with the bracket sets saves valuable installation time. The miniTwin4 offers a modern, industrial design that combines an intuitive operating system with sustainable optics.

Small design, great flexibility, and universal possibilities
The miniTwin2 safety light curtain is currently the smallest electro-sensitive protective device of its kind. It is mainly used at hazardous points for finger and hand protection. The sender and receiver are combined and integrated into an extremely compact housing. Whether it is used as a standalone device or it is cascaded with other miniTwin light curtains, the miniTwin2 enables machine access protection up to the safety level PL c. Protective field heights ranging from 120 mm to 1,200 mm are available and it is possible to cascade up to three systems. Individual protective fields are extremely easy to implement by virtue of housing lengths in 60-mm increments. Commissioning, which is almost completely automatic, requires no software. This along with the bracket sets saves valuable installation time. The miniTwin2 offers a first-rate, modern, industrial design that combines an intuitive operating system with sustainable optics.

Compact design for maximum reliability
In the pharmaceutical industry, extremely aggressive cleaning and decontamination agents require products that are highly resistant and rugged. The TWINOX4 stainless-steel safety light curtain has been designed specifically for use in the pharmaceutical industry. Since it has no edges or gaps, its design is particularly suitable for the protection of machines with stringent hygiene requirements. Due to its compact size, the TWINOX4 is ideal for flexible installation when space is limited. It boasts impressive features – it is rugged, easy to clean, and made of stainless steel.
Product family M4000 Advanced Curtain
Product family C4000 Palletizer
Product family C4000 Select

On-site connection of the muting signals and high resolution
The M4000 Advanced Curtain safety light curtain, together with the UE403 muting switching amplifier, provides an efficient solution for conventional muting applications involving automatic material transport. It is ideal for applications that require high resolutions due to a short safety distance. The simple configuration via PC and the local connection of the muting signals ensure maximum availability. Various mounting adapters and innovative accessories enable flexible installation of both the device and muting sensors. Integrated functions, as well as status and diagnostics information, ensure quick commissioning and prevent unnecessary machine downtime. The modular design allows the coordination of device features and provides a cost-effective solution for higher-level machine safety. Lastly, sens:Control devices, accessories, and service concepts provide a complete packaged solution designed specifically for the application.

Innovative muting alternative for access protection
The C4000 Palletizer safety light curtain is an innovative muting alternative for access protection in automated material transport systems. Due to its flexible pattern detection system, this protective device is immune to false trips from defective pallets, hanging straps, or shrink wrap remnants. As a result, the C4000 Palletizer is able to provide reliable protection in dangerous areas. And, since additional muting sensors, indicator lamps, separative protective devices, and interlocks are not required, the risk of malfunctions is minimized and the availability of the overall system is optimized. Fast, easy installation saves money and makes the C4000 Palletizer an ideal solution for many entry/exit safeguarding applications.

Versatility and flexibility even in harsh ambient conditions
The C4000 Select safety light curtain provides reliable access protection for hazardous points and hazardous areas. Integrated floating blanking functions allow the presence of defined objects – such as cables or work pieces – in the protective field, while the operator safety is provided at the same time. Cascading several systems offers users a high degree of flexibility for application solutions. Safety laser scanners can also be cascaded. Various mounting adapters and innovative accessories enable flexible mounting. The integrated laser alignment aid and display save time during alignment. The tried and tested 7-segment display is used for diagnostics; the error codes can be found directly on the device. The C4000 Select, which supports protective field heights from 300 to 1,800 mm, offers reliable machine protection up to the highest protection level, PL e.