Photoelectric Beam detector consists of alignment hole, beam strength LED indicators, spherical mirror, LED...etc.
Active Beams
Takex
TXF-125DM 100m Battery Powered Quad Beam - Double Modulation
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Takex PR-30BE Reflector Beam: Up to 30m Outdoor / 40m Indoor
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Takex PB-50F Replacement Cover
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Takex Miniature Double IR Beam with Control Unit
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Takex Minature Single IR Beam, Remote Heads (10m Cable)
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Takex 75m Ext/150m Int6/12/24VDC Battery Powered Beam (4 Ch)
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Takex 60m Ext/120m Int 4 Channel Twin beams inc Pole Clamps
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Takex 60m Ext / 120m Int Twin Actve Beam
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Takex 5m Reflector Single Beam System
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Takex 50m External Quad Active Beam
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Takex 50m Ext/100m Int Quad Beam inc Mounting Bracket
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Takex 50m Ext/100m Int Intelligent 4 Channel Quad Beam