Features Far Infrared Design: Utilizes high quality infrared lamp beads and light panel for strong anti-light ability, reducing accidents by quickly and accurately responding to signals. High Protection Function: Provides short circuit, over current and reverse connection protection with excellent seismic performance, ensuring safety in harsh environments. Sturdy Aluminum Shell: Features aluminum alloy construction with good ing performance, dustproof, waterproof, and oil proof, preventing foreign matter intrusion. Intelligent Safety Technology: Equipped with smart technology and self-inspection design to lock the safety light curtains in a safe state in case of failure, avoiding accidents. Programming Synchronous Scanning: Supports programming synchronous scanning with a detection distance of about 0.3‑2m / 1.0‑6.6ft, suitable for stamping machinery, shearing machinery, and production lines. Specification: Item Type: Safety Light Screen Sensor Model: BEM0420-A-60NB Material: ABS + Aluminum Alloy Beam Spacing: 20mm / 0.8in Protection Height: 60mm / 2.4in Detection Distance: 0.3-2m / 1.0-6.6ft Product Weight: Approx. 613g / 21.6oz Working Voltage: 10-30V Number of Beams: 4 Beams Output Mode: NPN/NC Protection Level: IP65 Protection Mode: Short Circuit Protection, Over Current Protection, Reverse Connection Protection Working Mode: Programming Synchronous Scanning Intelligent Design: Automatically lock to a safe state in the event of a failure Features: Anti Interference Uses: Suitable for stamping machinery, shearing machinery, production line Package List: 2 x Safety Light Curtains 2 x Adapter Line 4 x Fixing Clip 1 x Accessory Kit (4 x Bolts, 8 x Screws, 4 x Nuts, 4 x Washers, 4 x Rings) 1 x Manual Note: betweendiv>1. A safety distance of 300mm / 11.8in must be maintained between the sensor and the hazardous area.between/div>betweendiv>2. It cannot be used for electronically controlled machines without immediate stop.between/div>betweendiv>3. When installing, you must consider whether there are other reflectors that can malfunction.between/div> Package List 2 x Safety Light Curtains 2 x Adapter Line 4 x Fixing Clip 1 x Accessory Kit (4 x Bolts, 8 x Screws, 4 x Nuts, 4 x Washers, 4 x Rings) 1 x Manual