The Pepperl Fuchs ML100-55/115b/120 Photoelectric Sensor offers a 0 ... 5 m detection range, LED light source, and 300 mm fixed cable with 4-pin, M12 x 1 connector connection. Manufactured by Pepperl Fuchs under the P&F Photoelectric Sensor category, this model belongs to the reflective sensor.
The switching type of the sensor is adjustable. The default setting is: Q - Pin4: PNP normally closed / light-on /Q - Pin2: PNP normally open / dark-on