This allows detection of very small objects at long ranges. Because the beam is visible, alignment is simplified. An LED indicator flashes for power, signal or output indication. Suited for conveyors and production line applications.
Retroreflective sensors
Banner Eng.'s (Minneapolis, MN) Omni-Beam® Q45 photoelectric sensors operate in a retroreflective mode. A built-in Class II laser diode allows long sensing ranges up to 225', or 130' in the polarized version, with a 670-nm beam.
Jan 31, 1996
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