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THORLABS LNR502E, User Manual

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ETN053047-D02

LNR502E Encoded Long Travel, Linear Stage with Stepper Motor Actuator

Contents

Chaper 1 Overview  ................................................................................................................................. 1

1.1  Linear Long-travel Translation Stage ............................................................................. 1

Chaper 2 Safety  ...................................................................................................................................... 4

2.1 Safety Information ............................................................................................................. 4

2.2 General Warnings  ............................................................................................................. 4

Chaper 3 Installation  .............................................................................................................................. 5

3.1 Unpacking .......................................................................................................................... 5

3.2 Environmental Conditions  ............................................................................................... 5

3.3 Mounting ............................................................................................................................ 5

3.4 Fitting and Removal of Drives  ....................................................................................... 12

3.5 Reconfiguring the Actuator Position  ............................................................................ 13

3.6 Connecting The Hardware .............................................................................................. 14

Chaper 4 Operation  .............................................................................................................................. 16

4.1 Encoder Calibration Check  ............................................................................................ 16

4.2  Selecting the Stage Type ............................................................................................... 17

4.3 Mounting Equipment to the Stage ................................................................................. 25

4.4 Troubleshooting .............................................................................................................. 25

4.5 Preventive Maintenance  ................................................................................................. 26

4.6 Cleaning ........................................................................................................................... 26

4.7 Transportation ................................................................................................................. 26

Chaper 5 Specifications and Dimensions .......................................................................................... 27

5.1 Specifications .................................................................................................................. 27

5.2 Dimensions 28

Chaper 6 Parts List ............................................................................................................................... 31
Chaper 7 Operating Legacy Units ....................................................................................................... 32

7.1 Using Legacy Units with APT Software  ........................................................................ 32

7.2 Encoder Operation .......................................................................................................... 33

Chaper 8 Regulatory  ............................................................................................................................ 40

8.1 Declarations Of Conformity  ........................................................................................... 40

Chaper 9 Thorlabs Worldwide Contacts  ............................................................................................ 42

Summary of Contents for LNR502E

Page 1: ...HA0405T LNR502E M Encoded Long travel Translation Stage with Stepper Motor Actuator User Guide Original Instructions ...

Page 2: ...Actuator Position 13 3 6 Connecting The Hardware 14 Chaper 4 Operation 16 4 1 Encoder Calibration Check 16 4 2 Selecting the Stage Type 17 4 3 Mounting Equipment to the Stage 25 4 4 Troubleshooting 25 4 5 Preventive Maintenance 26 4 6 Cleaning 26 4 7 Transportation 26 Chaper 5 Specifications and Dimensions 27 5 1 Specifications 27 5 2 Dimensions 28 Chaper 6 Parts List 31 Chaper 7 Operating Legacy ...

Page 3: ...x stage with an integrated optical encoder provides the ideal solution for when stability long travel and high load capacity need to be coupled with absolute position accuracy The TravelMax LNR502E features a sub micron resolution position linear scale that is attached to the moving platform of the stage The encoder reads this scale to provide the feedback to ensure true nanopositioning capabiliti...

Page 4: ...iguration 1 1 2 Drives The stage is shipped complete with our DRV250 trapezoidal stepper motor drive The piezo drives and manual drives advertised on our web site for use with the LNR50 stage are not compatible with the LNR502E encoded stage version Fig 1 3 DRV250 stepper motor drive Note The DRV250 trapezoidal stepper motor drive must be used in conjunction with the BSC2xx series stepper motor co...

Page 5: ...re is a risk of injury to users Caution Given when there is a risk of damage to the product Note Clarification of an instruction or additional information Warning If this equipment is used in a manner not specified by the manufacturer the protection provided by the equipment may be impaired In particular excessive moisture may impair operation Spillage of fluid such as sample solutions should be a...

Page 6: ...travel of the moving platform is not obstructed If equipment mounted on the moving platform is driven against a solid object damage to the internal mechanism could occur The range of travel on each axis is 50 mm total that is 25 mm about the nominal position The stage is shipped with the drives configured for right handed use however they can be repositioned for applications where left handed use ...

Page 7: ...te LNR50P1 3 Position the stage on the base plate ensuring that the dowels locate correctly in the holes in the lower surface of the stage 4 Fit two bolts M6 x 12 or 1 4 20 x 1 2 not supplied through the holes in the top plate and into the base plate Tighten to secure the stage in place Fig 3 1 Fitting the base plate 5 Fit three bolts M6 or 1 4 20 not supplied through each end of the base plate to...

Page 8: ... M6 x 12 or 1 4 20 x 1 2 not supplied through the hole in the center of the spacer plate and into the top platform of the lower stage Tighten the bolt to secure the plate in position Fig 3 2 Fitting a Spacer Plate 4 Fit the dowels supplied to the top surface of the spacer plate 5 Fit the Y axis stage into place ensuring that the dowels in the spacer plate locate correctly in the holes in the lower...

Page 9: ...Rev A Apr 2020 Page 7 Chapter 3 Installation Fig 3 3 Fitting the Y Axis Stage 5 4 6 ...

Page 10: ...fitted at item 1 locate correctly in the holes on the underside of the angle bracket Fig 3 4 Fitting the Angle Bracket 3 Fit six bolts M6 x 16 or 1 4 20 x 5 8 not supplied through the holes in the base of the angle bracket and tighten to secure the bracket to the XY assembly 4 Fit the dowels supplied into the holes in the back surface of the angle bracket 5 Fit the vertical axis stage into place e...

Page 11: ... bracket Fig 3 5 Adding a Vertical Axis Stage 3 4 Fitting and Removal of Drives 1 Remove the motor mounting bolts 2 Remove the exisiting drive 3 Fit the replacement drive 4 Refit the motor mounting bolts Fig 3 6 Fitting removing a motor drive Caution Use only bolts of the stated length Longer bolts will protude into the stage and damage the internal mechanism 5 6 4 3 2 4 1 ...

Page 12: ...nd Push Block Referring to Fig 3 8 on the next page 5 Refit the push block mounting block on the opposite side of the stage as shown in Fig 3 8 and tighten the attachment bolts 6 Refit the push block pinch bolts but do not tighten 7 Refit the push block then tighten the push block pinch bolts 8 Refit the motor actuator and tighten the mounting bolts 9 Turn the motor knob until 25 mm of drive shaft...

Page 13: ...r unit to your PC 6 WindowsTM should detect the new hardware Wait while WindowsTM installs the drivers for the new hardware Note The USB cable should be no more than 3 metres in length Communication lengths in excess of 3 metres can be achieved by using a powered USB hub 15 pin D1 5 D Type Female long lead To stepper motor connector 15 pin D1 5 D Type Female short lead To SmartSignal Electronics m...

Page 14: ...ation has been made the server automatically applies suitable default parameter values on boot up of the software 4 2 1 Using Kinesis Software 1 Install the electronic hardware and connect the modules to the relevant axes of the associated stages see the handbooks for the associated controller 2 For each Stepper Motor Controller in your system fit the interlock plug supplied to the MOTOR CONTROL c...

Page 15: ...dow 2 7 Click OK 8 The server reads in the stage and controller information automatically Refer to the handbook for the associated controller for more information on driving the actuator stage 4 2 2 Selecting Encoder Support in Kinesis When an encoded stage type has been associated with a motor channel see Section 4 2 1 encoder feedback support both GUI and programmable interfaces is enabled by se...

Page 16: ...ettings The parameters on the settings panel are described as follws Proportional Gain Together with the Integral and Differential these terms determine the system response characteristics and accept values in the range 0 to 16777216 Integral Gain Together with the Proportional and Differential these terms determine the system response characteristics and accept values in the range 0 to 16777216 D...

Page 17: ...on part 0 96 1 65536 62914 56 F5C3 Therefore EncoderConst value 0028F5C3 For negative values we must find the 2s compliment value 28F5C3 0000 0000 0010 1000 1111 0101 1100 0011 2s comp 1111 1111 1101 0111 0000 1010 0011 1100 1 FFD7 0A3D 4 3 Mounting Equipment to the Stage Thorlabs manufacture a variety of fibre chucks holders and fixtures to fit the linear stage All of these accessories are mounte...

Page 18: ...d be returned to the factory for investigation 4 5 Preventive Maintenance 4 6 Cleaning To ensure trouble free operation periodic cleaning of the encoder scales is advised Frequency depends upon usage and environment 1 Invert the stage and push the moving platform to one end of its travel Part of the encoder scale is now accessible 2 Blow off any loose particles with an aerosol air duster Pay parti...

Page 19: ...nsportation Caution The drives should be removed before transporting the stage When packing the unit for shipping use the original packing If this is not available use a strong box and surround the stage with at least 100 mm of shock absorbent material ...

Page 20: ...r The Full Travel Bidirectional Repeatability 0 3 µm Max Acceleration 20 mm sec2 when used with BSC201 controller Max Velocity 20 mm sec when used with BSC201 controller Velocity Stability 0 4 mm sec Backlash 6 µm Max Vertical Load Capacity 10 kg Max Horizontal Load Capacity 30 kg Min Acheivable Incremental Movement 0 05 µm Max Percentage Accuracy 0 02 Home Location Accuracy 1 0 µm Pitch 0 03 Yaw ...

Page 21: ...er motor drive fitted Note 2 holes A M6 or 1 4in 20mm clearance for mounting stages to tables or for X Y and X Y Z configurations Spacer plates are required between and below stages when fitting stepper motor drives all dimensions in mm 25 29 27 stepper motor 42 sq 100 sq 25 25 TOP A 1 A 1 50 76 13 holes threaded M6 x 6 deep 8 25 motor mounting holes ...

Page 22: ...Fig 6 1 APT Configuration Utility Stage Tab 6 In the Motor field select the serial number of the stepper motor controller to be configured this number can be found on the rear panel of the controller unit 7 In the Stage field select the type of stage 17DRV014Enc LNR 50mm Click the Add Change Stage Association button 8 A default configuration is set at the factory and stored in the non volatile mem...

Page 23: ...he controller i e are not based on the encoder count For example the APT system can control to a resolution of 409600 microsteps per revolution For a stage or actuator with a 1 mm pitch lead screw the controller will generate 409600 microsteps to move 1 mm To display position values the software converts the microstep count into a real world position by dividing by 409600 Encoder Positioning If En...

Page 24: ...settings Encoder Calibration Sets the overall encoder calibration factor in counts mm or counts degree On encoder equipped stages currently available this factor is factory set to 10000 i e 10000 counts mm or 0 1micron per count Calibration Sequence Step Size mm or degrees Specifies the stepping distance to use when a calibration table is acquired For example a stepping distance of 0 2mm instructs...

Page 25: ... Use Calibration Table checkbox Note The Use Calibration Table checkbox is not enabled automatically and must be enabled in the Encoder Control Panel It is not compulsory to use the calibration data i e checking the Use Calibration Tabel checkbox however this is advisable if best system performance when using encoder equipped stages is to be obtained The encoder calibration table is used to genera...

Page 26: ... on the main graphical panel Note that depending on the nature of the lead screw the stage actuator may end up either side of the required position The correction moves will be applied in both forward or reverse directions as required in order to achieve the required encoder position In some applications it is desirable to always reach the required final position from the same direction convention...

Page 27: ...ion functionality see Section 6 2 2 for details on the upper collection of settings Fig 6 4 Motor settings Encoder tab There are two encoder positioning correction modes as described previously The following parameters are used to adjust the operation of these correction modes Consider the following diagram that illustrates the role of each parameter Fig 6 5 Positioning correction mode parameters ...

Page 28: ...ed position the system will single microstep to reach the required position If at the end of the initial encoded move the system detects the encoder position is outside of this window then the system steps at whatever multiple of microsteps is specified by the Correction Move Distance parameter described below until the encoder position falls within the Single Microstepping Window and single micro...

Page 29: ...n of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense Changes or modifications not expressly approved by the company could void the user s authority to operate the equipment E C Declaration of Conformity We Thorlabs Ltd 1 Saint Thomas Place Cambridgeshire Business Park Ely Cambridgesh...

Page 30: ... West Coast Email sales thorlabs com Support techsupport thorlabs com Europe Thorlabs GmbH Hans Böckler Str 6 85221 Dachau Germany Tel 49 0 8131 5956 0 Fax 49 0 8131 5956 99 www thorlabs de Email europe thorlabs com France Thorlabs SAS 109 rue des Côtes 78600 Maisons Laffitte France Tel 33 0 970 444 844 Fax 33 0 825 744 800 www thorlabs com Email sales fr thorlabs com Japan Thorlabs Japan Inc 3 6 ...

Page 31: ...Rev A Apr 2020 Page 29 Chapter 8 Thorlabs Worldwide Contacts ...

Page 32: ...Page 30 ETN053047 D02 LNR502E Encoded Long Travel Linear Stage with Stepper Motor Actuator ...

Page 33: ...Rev A Apr 2020 Page 31 Chapter 8 Thorlabs Worldwide Contacts ...

Page 34: ...Page 32 ETN053047 D02 LNR502E Encoded Long Travel Linear Stage with Stepper Motor Actuator ...

Page 35: ...Rev A Apr 2020 Page 33 Chapter 8 Thorlabs Worldwide Contacts ...

Page 36: ...Page 34 ETN053047 D02 LNR502E Encoded Long Travel Linear Stage with Stepper Motor Actuator ...

Page 37: ...Rev A Apr 2020 Page 35 Chapter 8 Thorlabs Worldwide Contacts ...

Page 38: ...Page 36 ETN053047 D02 LNR502E Encoded Long Travel Linear Stage with Stepper Motor Actuator ...

Page 39: ...Rev A Apr 2020 Page 37 Chapter 8 Thorlabs Worldwide Contacts ...

Page 40: ...Page 38 ETN053047 D02 LNR502E Encoded Long Travel Linear Stage with Stepper Motor Actuator ...

Page 41: ...Rev A Apr 2020 Page 39 Chapter 8 Thorlabs Worldwide Contacts ...

Page 42: ...Page 40 ETN053047 D02 LNR502E Encoded Long Travel Linear Stage with Stepper Motor Actuator ...

Page 43: ...Rev A Apr 2020 Page 41 Chapter 8 Thorlabs Worldwide Contacts ...

Page 44: ...Page 42 ETN053047 D02 LNR502E Encoded Long Travel Linear Stage with Stepper Motor Actuator ...

Page 45: ...www thorlabs com ...

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