Banner Engineering SLM10B6QPMA Distance Sensor Modules - Finished Units SLM Series: Rugged Nickel-Plated Metal Fixed-Distance Slot Sensor; Slot Width: 10 mm; Input: 10-30 V dc; Output: Bipolar: 1 NPN; 1 PNP; 150 mm (6 in) M12 PUR Pigtail QD