ML17-8-H-100-RT/136/143 - 

Pepperl and Fuchs - Photoelectric Tru-Vue Sensors
The Pepperl and Fuchs series of Tru-Vue Sensors are an economical and compact range of all-purpose photoelectric sensors. The sensors have an industry standard housing which allows for simple mounting and also have a unique 4 in 1 output which reduces inventory requirements.