Features: The safety light curtain sensor system is a newly developed high-quality automatic control product using infrared scanning detection technology. Easy to install and use. Using a low-power design can reduce the failure rate, extend the service life, and save energy. Light resistance, anti-electromagnetic interference ability, stable and reliable work. Features quick response, shock resistance, strong anti-interference Adopts of high quality aluminum, long service life Scope of application: suitable for forging and pressing machine, automatic equipment, shearing machine, hydraulic machine, robot, industrial manipulator, packaging equipment, production line, three-dimensional garage and other automatic equipment, also can be used for multi-area area protection or theft prevention Specification: Model: BEM0640-30NB Output mode: NPN-NC Working voltage: 24VDC (support 12-36vdc input) Number of beams: 6 Optical axis spacing: 40mm/1.6in Protection height: 200mm/7.9in Total grating height:279mm/11in Weight: Approx.893g/31.5oz Package list: 1 x grating transmitter 1 x grating receiver 1 set x Install bracket and screw 2 x cable Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. .