Retroreflective photoelectric sensor with reflector, Design: Cylindrical body with M18x1 thread., Material: Nickel-plated brass., Working Voltage: 10 - 30 Vdc (direct current)., Intervention distance: Adjustable from 0 to 400 cm (4 meters)., Output Type: DC PNP/NPN., Function: NO (normally open) + NC (normally closed)., Type of light emitted: Red light., Maximum Working Frequency: 400 Hz., Connection: Type H connector (does not have a built-in cable)., Degree of protection: IP 67 (protected against dust and temporary immersion in water)., Temperature limits: -20°C to +50°C