Further information for Pepperl + Fuchs PF Inductive sensor 306534 0001 - NRB20-L3-E2-IO-C-V1
Switching distance: 20 mm (factory setting), installation: flush, switching function: normally open/closed (NO/NC) programmable, output type: PNP, operating voltage: 10 ... 30 V DC, operating current: 0 ... 200 mA