Proximity Sensor SMTSO-8E-NS-M12-LED-24 Electric, contactless, NPN, for drives with T-slot, without mounting kit, with M12 plug, welding field resistant design. Design=for T-slot, Authorisation=C-Tick, CE mark (see declaration of conformity)=to EU directive for EMC, Materials note=Free of copper and PTFE, Measuring principle=Magnetic inductive