| Mechanics/electronics | 
        
        
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            Supply voltage: | 
            10 V DC ... 30 V DC 1) | 
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            Residual ripple: | 
            ± 10 % 2) | 
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            Power consumption: | 
            ≤ 30 mA 3) | 
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            Output type: | 
            NPN, open collector | 
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            Switching mode: | 
            Light/dark switching | 
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            Switching mode selector: | 
            Selectable via light/dark selector | 
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            Output current Imax.: | 
            ≤ 100 mA 4) | 
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            Response time: | 
            < 1,250 ms 5) | 
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            Switching frequency: | 
            500 Hz 6) | 
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            Connection type: | 
            Cable, 3-wire, 2 m 7) | 
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            Cable material: | 
            PVC | 
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            Conductor cross-section: | 
            0.14 mm² | 
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            Circuit protection: | 
            A, B, D 8) 9) 10) | 
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            Protection class: | 
            III | 
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            Weight: | 
            60 g | 
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            Polarisation filter: | 
            - | 
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            Optics material: | 
            PMMA | 
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            Enclosure rating: | 
            IP 67 | 
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            Items supplied: | 
            Stainless steel mounting bracket (1.4301/304) BEF-W100-A | 
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            Ambient operating temperature: | 
            -25 °C ... +55 °C 11) | 
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            Ambient storage temperature: | 
            -40 °C ... +70 °C | 
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            UL File No.: | 
            NRKH.E348498 & NRKH7.E348498 | 
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            Signal voltage NPN HIGH/LOW: | 
            Approx. VS / ≤ 3 V | 
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            Housing material: | 
            ABS/PC, Plastic | 
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