A long, size: 32 mm X 11 mm X 20 mm wide
A round hole, PCB two (distance) to the center of the point to point 1.5 cm, diameter of 0.3 cm
Second, the groove type optical coupling slot 10 mm wide
Three, the main chip: LM393, groove type optical coupling H2010
Four, working voltage: dc 5 v
1, a signal output instructions.
2, single-channel signal output.
3, when there are obstructions (LED lamp), output level output low level when no obstructions (LED light)
4, the sensitivity is adjustable.
5, can be used for workpiece counting, motor speed...
6, switch output circuit board!