The FB series M18 plastic DC photoelectric sensors from AutomationDirect (Cumming, GA) are diffuse, polarized reflective and through-beam models. The 18mm devices have sensing distances ranging from 70mm to eight meters. All models feature M12 quick-disconnects and are available in NPN and PNP output logic configurations.

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Photonics Tech Briefs Magazine

This article first appeared in the January, 2012 issue of Photonics Tech Briefs Magazine.

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