10 mm Rated operating distance

 NBB10-30GM50-E2 Inductive Sensor   10 mm flush Extended temperature range -40 ...

NBB10-30GM40-Z0 Inductive sensor 10 mm flush 2-wire DC

Datasheet excerpt: Technical data of  NBB10-30GM40-Z0 General specifications Switching function Normally open (NO) Output type Two-wire Rated operating distance 10