Item Type: Safety Grating Model: BEM0820-30NB Material: ABS+Aluminum Alloy Application: Suitable for stamping machinery, shearing machinery, production line Number of Beams: 8 Optoelectronic Distance: Approx. 20mm / 0.8in Detection Height: Approx. 30-2520mm / 1.18-99.21in Detection Distance: Approx. 3 meters / 9.8ft Working Voltage: DC24V Power Consumption: 5W Output Mode: NPN/NC (dual independent OSSD output) Response Time: 10ms Light Curtain Form: Opposite type Ambient Temperature: 20C, RH95% Insulation Resistance: >100M Anti Interference Ability: 10000Lux (incidence angle 5) Connection Mode: M12, 3 pin, 4 pin Protection Circuit: Reverse connection protection, output short circuit protection Dielectric Strength: AC1500V 60S Working Temperature: -10-55 Electrical Life: 100,000 hours Protection Level: IP65 Control Circuit: Dual MCU control Function: Power on delay, blind zone filtering, self check function, short circuit, over current, reverse connection protection, far infrared design, anti electromagnetic interference