WaveTopSign SN04-N/P Inductive Proximity Switch

Name : Proximity Switch Sensor Model: SN04-N Type: DC 3-wire NPN No (Normal Open) Theory: Inductance Sensor Output: Switching Transducer Detection Distance: 5mm Working Voltage: 10-30VDC Output Current: 300mA Response Frequency: 500Hz Max Indicator: Red LED Size: 18 x18 x 36mm / 0.7"x0.7"x1.4" (W*H*L) Cable Length: 140cm Hole Size: 0.9 x 0.4cm / 0.35"x0.2" (L*W) Extenal Material: ABS Resin Crust Material: Plastic   Note: The proximity switch detects metal objects with a detection distance of 5mm (The red light at the tail lights up when theproximity switch detects a metal object)