Extended Sensing Range. These Pepperl + Fuchs inductive proximity sensors are cylindrical in design and are available with an extended sensing range of up to 30mm to suit a number of different applications. Features and benefits. LED indication Embeddable or flush installation IP67 Supply voltage 10 to 30Vdc Short circuit and reverse polarity protection Pre-wired types have 2m PVC cable Plug-in types have M12 type V1 connector