FEATURESSensor/ detection principleThrough-beam photoelectric sensorDimensions (W x H x D)15.6 mm x 48.5 mm x 42 mmHousing design (light emission)RectangularSensing range max.0 m ... 20 mSensing range0 m ... 15 mType of lightVisible red lightLight sourceLED 1)Light spot size (distance)Ø 220 mm (15 m)Angle of dispersionApprox. 1.5°Wave length640 nmAdjustmentPotentiometer, 5 turns1) Average service life: 100,000 h at TU = +25 °C.MECHANICS/ELECTRONICSSupply voltage10 V DC ... 30 V DC 1)Ripple≤ 5 Vpp 2)Power consumption, sender≤ 30 mA 3)Power consumption, receiver≤ 15 mA 3)Switching outputPNPOutput functionComplementarySwitching modeLight/dark switchingSignal voltage PNP HIGH/LOW> Uv - 2,5 V / ca. 0 VOutput current Imax.100 mAResponse time≤ 330 µs 4)Switching frequency1,500 Hz 5)Connection typeMale connector M12, 4-pinCircuit protection
A 6)
C 7)
D 8)
Protection classIIIWeight+ 120 gHousing materialMetalOptics materialPlastic, PMMAEnclosure rating
IP66
IP67
IP69K
Items supplied2 x clamps BEF-KH-W12, incl. screwsTest input sender offTE to 0 VAmbient operating temperature–40 °C ... +60 °CAmbient storage temperature–40 °C ... +75 °CUL File No.NRKH.E181493 & NRKH7.E181493Part number of individual components2041879 WS12-3D2430 2041881 WE12-3P24311) Limit values when operated in short-circuit protected network: max. 8 A.2) May not exceed or fall below Uv tolerances.3) Without load.4) Signal transit time with resistive load.5) With light/dark ratio 1:1.6) A = VS connections reverse-polarity protected.7) C = interference suppression.8) D = outputs overcurrent and short-circuit protected.SAFETY-RELATED PARAMETERSMTTFD826 yearsDCavg0%
