EX-31B-PN

SENSOR PHOTO 500MM PNP 12-24VDC

穿透光束 光学传感器 19.685"（500mm） PNP - 开路集电极/暗光

得捷:
SENSOR THROUGH-BEAM 500MM PNP

Allied Electronics:
Sensor, M4 THRU D-ON PNP SCREW FITTING PHOTO SENSOR

Electro Sonic:
Photoelectric Sensor Thru-beam Dark ON PNP 0.5m