Feature: 1. FAR INFRARED DESIGN: With far infrared design, using high quality infrared lamp beads and light panels, has strong anti light ability and can be used as a signal response quickly and accurately, which greatly reduces the occurrence of accidents. 2. PROTECTION MODE: With IP65 protection level, with short circuit, over current and reverse connection protection, and the grooves design of the back slide block has strong seismic performance. 3. ALUMINUM ALLOY SHELL: This safety light curtain using aluminum alloy shell, which is sturdy, well sealed, durable, and can be used for a long time to meet your various need. 4. WATERPROOF AND SENSITIVE: This safety light curtains is dust proof, water proof and oil proof, can prevents foreign matter from intruding into the grating, and it is still sensitive in a relatively harsh working environment. 5. SELF CHECK DESIGN: Adopt intelligent technology to protect the circuit safety self check design, if a fault occurs during work, it will be locked to a safe state to avoid accidents, so you can use it with confidence. Specification: Item Type: Safety Grating Model: BEM0820-C-140NB Material: ABS+aluminum alloy Application: Suitable for stamping machinery, shearing machinery, production line Working Voltage: 10-30V Number of Beams: 8 beams Beam Spacing: Approx. 20mm / 0.8in Protection Height: Approx. 140mm / 5.5in Detection Distance: Approx. 0.3-2m / 1-6.6ft 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. Package List: 2 x Light Grating2 x Adapter Line1 x Accessory Kit (4 x Bolt, 4 x Nut, 4 x Gasket, 4 x Backing Ring)1 x Manual Note: 1. A safe distance of 300mm must be maintained between the sensor and the hazardous area2. Cannot be used for electronically controlled machines without immediate stop3. When installing, you must consider whether there are other reflectors that can malfunction