Features:1. Available in five styles for your choice2. High quality aluminum alloy material, durable and long service life3. Suitable for forging machine tools, automation equipment, shearing machines, hydraulic machines, robots, industrial robots and other automation equipment4. Fast response, it has shock resistance and strong anti-interference5. This grating can be used for multi-area protection, etc.Specification:Condition: 100 percent Brand newOutput Method: NPN or NCWorking Input Voltage: 10-30VDCLight Curtain Type: on the TypeA Series: Relay wiring methodNumber of Beams: 4 beams or 6 beams or 8 beams or 10 beams or 12 beams (corresponding to the model selection)Optical Shaft Spacing: 40mmEffective Protection Height: 120 or 200 or 280 or 360 or 440mm (corresponding models are available)Detection Distance: 0.3-2 MetersLength of Each Cable: 2.15 Meters (2pcs)Response Time: 20msHousing Material: Aluminum AlloyProtection level: IP-65Insulation Resistance: Greater than 10MProduct Color: YellowSize(optional): Approx. 195 x 29.8 x 18.5mm or 7.7 x 1.2 x 0.7in 275 x 29.8 x 18.5mm or 10.8 x 1.2 x 0.7in 355 x 29.8 x 18.5mm or 14 x 1.2 x 0.7in 435 x 29.8 x 18.5mm or 17.1 x 1.2 x 0.7in 515 x 29.8 x 18.5mm or 20.3 x 1.2 x 0.7in Optional Style: 4 Beams BEM0440-C-120NB, 6 Beams BEM0640-C-200NB, 8 Beams BEM0840-C-280NB, 10 Beams BEM1040-C-360NB, 12 Beams BEM1240-C-440NBPackage List:1 Bag of Screws2 x Black Connecting Cable2 x Yellow Light Gratings1 x English User Manual.