DB W12 3 en.fm Seite 32 Dienstag, 12. August 2008 1:55 13 Photoelectric reflex switch, WL12G-3, for transparent objects, red light Dimensional drawing Scanning range 0 ... 4 m 24 10 4 Photoelectric reflex switch Robust metal housing with dovetail mounting clamps 42 Reliable detection of glass and 5 transparent films Adjustable sensitivity 1 7.3 High device availability in 6.1 industrial environments Range between 40 C ... +60 C 5 7 23.1 6 3 2 19.4 Adjustments possible 1 Optical axis 2 LED indicator yellow, status: light reception 2 3 3 LED indicator green, supply voltage active 4 Mounting thread M4 4 mm deep 5 Mounting thread, 4.2 mm 6 6 Scanning range adjuster, potentiometer 7 Connection 6 Connection type WL12G-302431 WL12G-3B2581 M12, 4-pin M12, 5-pin Accessories Connector, M12, 4-pin 1 1 brn brn L+ L+ Connector, M12, 5-pin 3 blk 4 blu Mounting systems M Q P 2 4 wht blk Q L/D P 3 2 blu wht Q M N 5 gra L/D 32 SICK 2008-07-21 32 15.6 4.2 5.1 48.5DB W12 3 en.fm Seite 33 Dienstag, 12. August 2008 1:55 13 W12-3 Technical data WL12G-3 B2531 O2431 Scanning range typ. max. 0 ... 4 m Scanning range, recommended 0 ... 2.5 m Relating to Reflector PL80A Sensitivity adjustment Potentiometer (11 turn) 1) Light source, light type LED, Red light, 640 nm Light spot diameter Approx. 25 mm at 1.5 m distance Angle of dispersion Approx. 1.5 Polarisation filter 2) Supply voltage V DC 10 ... 30 V s 3) Ripple 5 V pp 4) Power consumption 30 mA Switching outputs Q and Q PNP NPN PNP Signal voltage PNP HIGH/LOW > V - 3 V/approx. 0 V s Signal voltage NPN HIGH/LOW Approx. > V /< 3 V s 5) Switching mode Light-/dark-switching, switchable Output current I max 100 mA a 6) Response time 330 s 7) Switching frequency 1,500 Hz Connection type Connector, M12, 5-pin Connector, M12, 4-pin 8) VDE protection class Circuit protection V connections reverse-polarity protec- s ted/All outputs short-circuit protected/ Interference suppression Enclosure rating IP 66, IP 67, IP 69 K Ambient temperature operation 40 C ... +60 C Ambient temperature storage 40 C ... +75 C Weight Approx. 120 g 9) Housing material Zinc die-cast 1) 3) 5) 7) Average service life 100,000 h at May not exceed or fall short of V Control cable 0 V or open-circuited = With light/dark ratio 1:1 in switching s T = +25 C tolerances light-switching. Control cable Vs = mode a 2) 4) 8) Limit values, operation in short-circuit Without load dark-switching Reference voltage 50 V DC 6) 9) protected network max. 8 A Signal transit time with resistive load Teflon-coated housing available on request Scanning range and operating reserve 10 1 2.5 4 2 2.5 4 2.3 3.5 3 4 2 3.5 2 5 2.5 3 Operating range 6 1.6 3 3 7 0.8 2 1 8 0.2 0.8 4 5 (m) 0.5 1 1.5 2 2.5 3 3.5 4 7 6 8 Operating range Scanning range typ. max. Reflector type Operating range 1 1 PL80A 0 ... 2.5 m (m) 0.5 1 1.5 2 2.5 3 3.5 4 2 C110A 0 ... 2.5 m Order information 3 P250F 0 ... 2.3 m Type Order no. 4 PL50A 0 ... 2.0 m WL12G-3B2531 1041456 5 PL40A 0 ... 2.5 m WL12G-302431 1041457 6 PL30A 0 ... 1.6 m 7 PL20A 0 ... 0.8 m 8 Reflective tape 0 ... 0.2 m Diamond Grade 2008-07-21 SICK 33 Operating reserve