Keyence LK-2000 Series Manuel d'utilisateur

InstructionManualCCD Laser Displacement SensorLK-2000 Series96M10799

10INSTALLATIONAdjust the distance between the sensor head and target by checking thesensor head’s LED operation indicator.OUTPUT CHARACTERISTICS AND L

11OUTPUT CHARACTERISTICS AND LED INDICATOR[LK-501/503 IN HIGH-PRECISION MODE]Adjust the distance between the sensor head and target by checking thesen

12Measuring distanceLK-031/036/081/086/501/503To measure the thickness of a moving object, place the target close tothe reference position where the s

13AUTO ZERO functionResets the output voltage to 0 V at the desired point within the measur-ing range.Changing the zero position enables the output ra

14Shift adjustment functionAdjusts the analog value zero point using the UP/DOWN keys for shiftadjustment.Holding down the UP/DOWN keys to change the

15Sets an appropriate sensitivity according to the change in target surfacecondition.Set the sensitivity to AUTO for normal use.AUTO:Used to measure v

16Alarm hold functionDIP switch 1When DIP switch 1 is set to the upper position, the sensor does notproduce the 12 V (31.2 mA) analog output during al

17Response speed selection functionDIP switch 3Set DIP switch 3 to select whether to output every measured value orthe average of 8 measured values (m

18The LK-501/503 offers two measurement modes to be used according tothe measurement conditions.Long-range modeMeasures within a range of 250 to 750 m

19 Noise interference (The sensor head is case-grounded.)Isolate the sensor cable and extension cable(s) from high-tensionlines or power lines, other

2SAFETY INFORMATION FOR LK-2000 SERIESThis manual describes how to install the LK-2000 series as well as itsoperating procedures and precautions. Plea

20Timing diagram• Laser emission only starts approximately 2 seconds after the laseremission stop input terminal is connected.• While the timing input

21ModelSensor head LK-031/036 LK-081/086 LK-501/LK-503Controller LK-2001/2011 LK-2101/2111 LK-2501/LK-2503Measurement mode — — Long-range High-precisi

22Angle characteristicsChanges the span of the analog output when a white ceramic target istilted by ±30° (Typical)LK-031/036LK-081/086CHARACTERISTICS

23Sensor headLK-031/036DIMENSIONSUnit: mm8576 6740° 25 to 3513.54252613ø7ø15435002 x ø4.5(mountinghole)LK-081/0869576 6725° 65 to 9513.54253618ø7ø1543

24Cable length (m) Model2 LK-C25 LK-C510 LK-C10Extension cableControllerLK-2001/2011/2101/2111/2501/2503110 13 7614090 100 1124 x ø5(mountinghole)(60)

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27 (1) KEYENCE warrants the Products to be free of defects in materials and workmanship for a period of one (1) year from the date ofshipment. If

Copyright (c) 2010 KEYENCE CORPORATION. All rights reserved. 1420E 1053-2a 96M10799 Printed in Japan

31. ClassificationSAFETY PRECAUTIONS ON LASER PRODUCT2. LabelsFDA(CDRH) Class II FDA(CDRH) Class II[LK-031/036/081/086] [LK-503]FDA(CDRH) Class IIIb[L

4SAFETY PRECAUTIONS ON LASER PRODUCTDIN Class 2 DIN Class 2[LK-031/036/081/086] [LK-503]DIN Class 3B[LK-501]3. Labels locationFDA Warning labels are a

5SAFETY PRECAUTIONS ON LASER PRODUCT4. Safety considerationUse of controls or adjustments or the performance of procedures otherthan those specified h

65. Safety features provided with the LK seriesThe LK series is provided with the following safety features. Make surethese features function correctl

7ControllerPART NAMES11111 DIP switchesSet alarm hold function, key-lock function, and averaging function.22222 Sensor head connector33333 Sensitivity

811111, 22222 Power supply input terminal33333 Frame grounding (F.G.) terminalEarth-ground this terminal.44444 Laser emission stop inputDisconnecting

9Input circuit (AUTO ZERO, synchronous, and laser emission stop)Output circuit (Alarm, NEAR, and FAR)Note: Use a non-voltage contact to connect or dis