Photoelectric proximity switch, WTB4-3, BGS, red light, light-switching Dimensional drawing Scanning distance 4 ... 150 mm :=ll 12 16 Photoelectric proximity switch High-precision setting of scanning distance thanks to 3 1 5-turn potentiometer 2 Object detection almost irrespective of colour and background consistency 8 Secure function when mounted opposite other sensors Adjustments possible 1 Standard direction of the material being scanned 2 Optical axis, sender 3 Optical axis, receiver 4 LED indicator yellow, status of received light beam 5 LED indicator green, power on 6 Potentiometer 7 Mounting hole M3 8 Connector 6 Connection type WTB4-3N3161 WTB4-3N1361 WTB4-3N2161 WTB4-3P2261 WTB4-3P3161 WTB4-3P1361 WTB4-3P2161 C <> ECOlAff jbrn 1 1 br n br n brn 1 L+ L+ 1 L+ L+ blu blu 3 blu 3 blu 3 M M M M k blk 4 4 blk 4 t blk blk Q Q Q Q V f f 2 wht Q See Accessories chapter Connector, M8, 3-pin Connector, M8, 4-pin Mounting systems M8, 4-pin 4 x 0.14 mm2 WTB4-3P3261 WTB4-3N1161 WTB4-3P1161 jbrn 1 A brn blu L+ U3 k blk k blk Q f r 4 W L wht k. wht Q f 2 P blu M 12. 04. 2006 SICK 4 W4-3 WTB4-3 N1161 N1361 N2161 N3161 P1161 P1361 P2161 P2261 P3161 P3261 Scanning distance typ. max. 4 ... 150 mm Operating distance 15 ... 150 mm H Adjustment of operating distance Potentiometer, 5 revolutions Light source, light type Pin Point LED, red light, 650 nm1) 1 1 1 1 Light spot diameter 7 mm at 50 mm distance Supply voltage V DC 10 ... 30 V2 s Ripple < 5 V 3> ss 1 1 1 1 Power consumption < 30 mA4 1 Switching outputs NPN antivalent NPN, Q PNP antivalent PNP, Q Switching mode Complementary Light-switching Output current I max 100 mA a < 0.5 ms5 Switching frequency 1,000 Hz6) IH Cable, PVC, 2 m7) Connection type Connector, M8, 3-pin Cable with plug, M8, 3-pin, PVC, 100 mm7 Connector, M8, 4-pin Cable with plug, M8, 4-pin, PVC, 100 mm7 VDE protection class <> Circuit protection V connections reverse-polarity protected s / Output Q and Q not short-circuit Enclosure rating IP 66, IP 67 1 1 1 1 Ambient temperature operation -40 C ... +60 C Ambient temperature storage -40 C ... +75 C Weight Ca. 20 g Housing material Bayblend, PMMA 1 1 1 1 1) Average service life 100,000 h 2) Limit values 5) Signal transit time with resistive load V tolerances s 6) With light/dark ratio 1:1 at T = +25 C 3) May not exceed or fall short of 4) Without load a 7) Do not bend below 0 C Scanning distance 25 20 0 (mm)25 50 75 100 125 150 Operating distance Scanning distance, 15 max. typical J Scanning range on black, 6 % remission J Scanning range on grey, 18 % remission 10 J Scanning range on white, 90 % remission 5 Ordering information Model Name Part Number 0 WTB4-3N1161 1 028 102 (mm) 25 50 75 100 125 150 WTB4-3N1361 1 028 101 WTB4-3N2161 1 028 104 WTB4-3N3161 1 028 103 WTB4-3P1161 1 028 096 WTB4-3P1361 1 028 094 WTB4-3P2161 1 028 099 WTB4-3P2261 1 028 100 WTB4-3P3161 1 028 097 WTB4-3P3261 1 028 098 5 SICK 12. 04. 2006