SICK Fiber-optic sensors WLL24 Ex, Fiber-optic photoelectric sensors

SICK Fiber-optic sensors WLL24 Ex, Fiber-optic photoelectric sensors Model Name WLL24-2X430 Part No. 1026039 At a glance Marking: EX II 2G Ex ia op is IIC T4, according to Directive 94/ 9/ EC ( ATEX) Rated category 2G for explosive environments Output type: EN 60947-5-6 ( NAMUR) Long sensing distances with fiber-optic systems M12 plug or M16 screw connection: rotatable 90° Durable zinc die-cast housing Your benefits Long sensing distance despite sensing limits for 2G-rated devices Metal housing provides high resistance to external factors and a long service life Flexible installation due to rotatable connector Features Dimensions ( W x H x D) : 27 mm x 87.5 mm x 74.7 mm Sensing range max.: 0 ... 10 mm, 0 ... 25 mm, 0 mm ... 40 mm 1) 2) 3) Sensing range: 0 ... 1, 000 mm, through-beam system, 0 ... 100 mm, through-beam system, 0 mm ... 40 mm, proximity system 4) 5) 6) Light source: LED 7) Type of light: Visible red light Adjustment: Sensitivity adjustment Indication: LED Sensor/ detection principle: Fiber-optic photoelectric sensor Housing design ( light emission) : Rectangular 1) Object with 90 % reflectance ( referred to standard white, DIN 5033) 2) Object with 18 % reflectance ( referred to gray) 3) Objects to be sensed with 6 % reflectivity ( based on black) 4) LL3-DB01 5) LL3-TB02 and tip adapter LL3-TA01 6) LL3-TB02 7) Average service life of 100, 000 h at TA = + 25 ° C Mechanics/ electronics Enclosure rating: IP 65 Supply voltage: 5 V DC ... 15.5 V DC 1) Ripple: < 0.4 Vpp 2) Output type: NAMUR Response time: d 10 ms 3) Switching frequency: 50 Hz 4) Connection type: Connector M12, 4-pin 5) Protection class: II 6) Circuit protection: A, C 7) 8) Housing material: Metal, Zinc diecast Ambient operating temperature: -20 ° C ... + 60 ° C Ambient storage temperature: -25 ° C ... + 70 ° C Weight: 330 g EC Approval Certificate: PTB 08 ATEX 2029 ATEX marking: II 2G Ex ia op is IIC T4 according to directive 94/ 9/ EG ( ATEX) Input voltage Ui max.: d 15.5 V 9) Input power Pi max.: d 100 mW 10) Input current Ii max.: d 53 mA 11) Internal capacitance Ci max.: 80 nF 12) Internal inductance Li max.: 0 µ H 13) Hazardous area category: 2G Switching mode: Light switching UL File No.: Ex II 2G EEx ia op is IIC T4, ATEX Nr. PTB08 ATEX 2029 1) Limit values, supply with switching amplifier EN2Ex ( internal resistor approx. 1 kOhm) 2) May not exceed or fall short of VS tolerances 3) Signal transit time with resistive load 4) With light/ dark ratio 1: 1 5) Connection rotable by 90° 6) Reference voltage: 50 V DC 7) A = VS connections reverse-polarity protected 8) C = interference suppression 9) 10) 11) 12) 13) For connection to a sperately certified intrinsically safe circuit only