OPB821S3Z switch equivalent, slotted optical switch.
* Non-contact switching
* Four standard aperture sizes for high resolution
* Low profile
* 0.080” (2.03 mm) wide, 0.250” (8.89 mm) deep slot
* Choice.
* Non-contact object sensing
* Assembly line automation
* Machine automation
* Equipment safety
* M.
Each OPB820S and OPB821Z device consists of an infrared emitting diode (LED, 890 nm center wavelength) and a NPN silicon phototransistor mounted in a low-cost black plastic housing on opposite sides of an 0.080” (2.03 mm) wide slot. Each device in t.
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