Functional principle
Inductive sensors detect metal objects contactless and wear-free. For this, they use a high-frequency electromagnetic AC field that interacts with the target. Inductive sensors generate this field via an RLC circuit with a ferrite coil.

■ Threaded barrel, PG21
■ Chrome-plated brass
■ AC 2-wire, 20…250 VAC
■ DC 2-wire, 10…300 VDC
■ NO contact
■ Cable connection