Sensing distance: 5 mm ±10% Setting distance L: 0 to 4 mm Standard sensing object: Iron 15 x 15 x 1 mm Response frequency: 500 Hz (Average value) Response time: 2 ms max. Power supply voltage: 12 to 24 VDC ripple (p-p) 10% max. Operating voltage range: 10 to 30 VDC Control output (Output type): NPN open collector Ambient temperature (Operating): -25 to 70 ℃ Degree of protection : IP67