... Sensing Distance 5 to 100mm , NPN Transistor OutputE3Z-D61 2M Diffuse-Reflective Type , Pre-Wired Type , Sensing Distance 5 to 100mm ... , NPN Transistor OutputE3Z-D61 5M Diffuse-Reflective Type , Pre-Wired Type , Sensing Distance 5 to ... 100mm , NPN Transistor OutputE3Z-D61K 2M Diffuse-Reflective Type (Oil-Resistant Model) , Pre-Wired Type , Sensing ...