Features: 1. Made of high quality aluminum alloy material, durable and long service life 1. Fast response, it has shock resistance and strong anti-interference 3. Suitable for forging machine tools, automation equipment, shearing machines, hydraulic machines, robots, industrial robots, packaging equipment, production lines, solid garages and other automation equipment 4. Available in five styles for your choice 5. This grating can be used for multi-area protection, etc. Specification: Condition: Brand new Output Method: NPN/NC Working Input Voltage: 10-30VDC Light Curtain Type: on the Type A Series: Relay wiring method Number of Beams: 4 beams / 6 beams / 8 beams / 10 beams / 12 beams (corresponding to the model selection) Optical Shaft Spacing: 40mm Effective Protection Height: 120/200/280/360/440mm (corresponding models are available) Detection Distance: 0.3-2 Meters Length of Each Cable: 2.15 Meters (2pcs) Response Time: ≤ 10ms Housing Material: Aluminum Alloy Protection level: IP-65 Insulation Resistance: Greater than 10MΩ Product Color: Yellow Size(optional): Approx. 205 x 31 x 33mm / 8.1 x 1.2 x 1.3in 285 x 31 x 33mm / 11.2 x 1.2 x 1.3in 365 x 31 x 33mm / 14.4 x 1.2 x 1.3in 445 x 31 x 33mm / 17.5 x 1.2 x 1.3in 525 x 31 x 33mm / 20.7 x 1.2 x 1.3in Optional Style: 4 Beams BEM0440-A-120NB, 6 Beams BEM0640-A-200NB, 8 Beams BEM0840-A-280NB, 10 Beams BEM1040-A-360NB, 12 Beams BEM1240-A-440NB Package List: 4 x Right-Angle Brackets 1 Bag of Screws 2 x Black Connecting Cable 2 x Yellow Light Gratings 1 x English User Manual .