Model KI1236 consist of an Infra Red LED and Photo IC(Digital Output). Outer package has no aperture on the both light pass surfaces of the emitter and detector.
Model KI1236 consist of an Infra Red LED and Photo IC(Digital Output). Outer package has no aperture on the both light pass surfaces of the emitter and detector.
The KI1236-AALF has a pull-up type output at low level at beam detection.