Long Distance Cylindrical It can detect any object without contact, Metallic, non-metallic, glass, wood, water, human, oil, plastic anything. Sensing distance would be 3mm to 25mm. Choice of operating voltage :24VDC or 110220VAC....
The wireless capacitive proximity sensor connects with a non-contacting capacitive sensor to detect objects as well as water levels and the full/vacancy level of liquid soaps and tissues....