LJC18A3 NPN Capacitive Sensor

Capacitive Proximity Sensor NPN Output
Detects metal and non metallic objects
Example: Plastic, water, glass, oil, powder, etc
Power: 6V-36VDC
Detection Distance: 1-10mm
Output Switch Type: NPN

Important: This device output voltages harmful to the gizDuino/Arduino boards. A level translator interface circuit is required to connect it to a gizDuino/Arduino board. A simple interface circuit using just one transistor is provided as follows for your reference.