Starrett AVR200 User Manual

Automatic video metrology systems
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AVR200 & AVR300
Automatic Video Metrology Systems
User Manual
Starrett Kinemetric Engineering
26052 Merit Circle, Suite 103
Laguna Hills, CA 92653, USA
www.starrettkinemetric.com
Phone: (949) 348-1213
Fax: (949) 582-8040

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  • Page 1 AVR200 & AVR300 Automatic Video Metrology Systems User Manual Starrett Kinemetric Engineering 26052 Merit Circle, Suite 103 Laguna Hills, CA 92653, USA www.starrettkinemetric.com Phone: (949) 348-1213 Fax: (949) 582-8040...
  • Page 2: Table Of Contents

    Overview ............................5 AVR Configurations and Options ....................5 3. System Specifications ......................... 6 AVR200 & AVR300 System Components ................... 7 Manual Controls via Pendant ...................... 7 Equipment On/Off Control and Electrical Connections ............... 8 Access to Electronics ........................9 Optical Assemblies and Substage Illumination .................
  • Page 3: Preface

    (parts and labor), subject to factory inspection. The L.S. Starrett Company will repair or replace, at its option, any part or parts found to be defective in material or workmanship. Starrett warrants repaired or replaced parts for the balance of the original warranty period or 90 days, whichever is longer.
  • Page 4: Regulatory Compliance

    Safety of Machinery, Principles for Risk Assessment Disclaimer of Liabilities The L.S. Starrett Company shall have no liability or responsibility to the customer or any other person or entity with respect to any liability, loss or damage caused or alleged to be caused directly or indirectly by this documentation, or the hardware and software described in it.
  • Page 5: Product Description

    The AVR Series of advanced benchtop CNC video metrology systems offers two sizes: the AVR200 with 200 x 100 x 200 mm (8” x 4” x 8”) of X-Y-Z travel and the AVR300 with 300 x 200 x 200 mm (12” x 8” x 8”) of X-Y-Z travel.
  • Page 6: System Specifications

    System Specifications Feature AVR200 AVR300 Measurement Range, X-Y-Z 200 x 100 x 200 mm (8” x 4” x 8”) 300 x 200 x 200 mm (12” x 8” x 8”) Unit Dimensions, H x W x D 865 x 520 x 625 mm 865 x 740 x 850 mm (34”...
  • Page 7: Avr200 & Avr300 System Components

    AVR200 & AVR300 System Components 200 mm (8”) of Machined housing CNC Z-axis travel for electronics Zoom or tele- Joystick and 21.5” all-in- centric optics trackball unit for one touch- manual control screen PC LED ring light for surface illumination...
  • Page 8: Equipment On/Off Control And Electrical Connections

    Equipment On/Off Control and Electrical Connections AVR systems have two On/Off switches: one on the back right of the metrology unit right at the electrical connections, and one in the upper left of the all-in-one PC. Turn the system off when not in use.
  • Page 9: Access To Electronics

    There are no user adjustments or controls behind the hinged back. Optical Assemblies and Substage Illumination AVR200 and AVR300 configurations are available with manual 6.5:1 zoom optics with adjustable magnification from 0.47X to 3.0X, with motorized 12:1 zoom optics with adjustable magnification from 0.4X to 4.7X, or with any of six telecentric lenses with a fixed magnification of 0.30X, 0.50X,...
  • Page 10: Operational Values

    Conical tip, indentation for attachment Glass plate with steel base and attachment screw with spring washer screw with spring washer Operational Values AVR systems are factory calibrated under the standard laboratory environmental conditions shown below: Specification Calibration Requirement 20°C ± 0.5°C (68°F ± 1°F) Ambient Temperature Humidity 40-60% RH...
  • Page 11: Safety Considerations

    Safety personal injury and to maintain equipment calibration and measurement performance. Disconnect all power sources prior to moving or working on the equipment. Consult Starrett if you have any question regarding transporting, using or maintaining this system. Electrical AVR vision metrology systems do not contain hazardous AC line voltages, as these are contained on the input side of the system’s two AC adapters, which are UL listed.
  • Page 12: Installation

    AVR systems are designed to be installed on a benchtop at a height of approximately 85 cm (33.5”), which is the height of Starrett’s ergonomic workstation. A level work surface, as checked with a bubble level, is recommended, but is not essential. Allow 60 cm (24”) to right or left side of the metrology unit to position the all-in-one PC.
  • Page 13 AVR200 metrology unit outline dimensions AVR300 metrology unit outline dimensions - 13 -...
  • Page 14 AVR200 tooling holes AVR300 tooling holes - 14 -...
  • Page 15: Removing Shipping Retainers

    Removing Shipping Retainers AVR systems (and other Starrett metrology systems) use metal tabs to prevent movement of critical components during shipment. Anodized red for easy identification, these are intended to be removed once the equipment has been placed in its final position. Look for any red tabs and remove them.
  • Page 16: Electrical Power

    Electrical Power System power supplies AVR systems are powered by two “brick” type AC adapters, one for the metrology unit (19.5 Vdc output) and one for the all-in-one PC (24 Vdc output). Both accept 100/240 Vac power for world- wide use. The maximum combined current draw is 4.6A at 120 Vac or 2.3A at 240 Vac. Make sure that the power outlet is rated for at least these currents.
  • Page 17: On-Site Functional Test, Calibration And Training

    Training is with the new equipment and is limited to 1 to 3 people, so that these can all get hands-on time. Starrett’s objective is to create “power users,” who can then train other users when needed.
  • Page 18: Measurement Strategy

    1.5”). If the entire part cannot fit into the FOV, no problem. Simply move the stage by up to 200 mm (4”) for the AVR200 or 300 mm (12") for the AVR300, and the M3 software will seamlessly integrate FOV measurements with encoder readings from stage motion.
  • Page 19: Focus Strategy

    Focus Strategy Accurate measurement requires proper focus of the image. When measuring flat parts, always first ensure that the stage glass has been leveled. When using zoom optics, first focus the image at highest magnification, then decrease the magnification to the desired level. Parts Fixturing The part must be fixtured securely to prevent part movement during measurement.
  • Page 20: System Maintenance

    Parfocality is the condition in which the video image remains in focus as the magnification is adjusted from highest to lowest. Starrett zoom optics are designed to maintain parfocality throughout their magnification range. To check parfocality, always reference a flat, sharp edge.
  • Page 21: Zoom Optics Parcentricity

    6. Report any observed discrepancy. If the error is verified, contact your Starrett representative for authorized service. 6.3.2 Zoom Optics Parcentricity Parcentricity describes the condition where a feature remains at the optical center of the video image throughout the magnification range. Like parfocality, parcentricity requires that the feature be first located at highest magnification.
  • Page 22 Verification Standard Placement Steps to validate calibration: 1. Place the calibrated verification standard in one the six positions on the glass stage as shown above. Secure the standard with hot melt glue or other suitable retaining method so that stage translation cannot move the standard under any condition. 2.
  • Page 23: Cleaning

    Calibration Error Chart Example Cleaning To the degree possible, the system should be kept in a clean environment, away from dirt, dust, oil and debris which could affect system performance or degrade the system’s mechanical and electronic parts. If a clean environment is not available, the machine should be kept as clean and protected as is possible.
  • Page 24: Cleaning Mechanical Parts

    Critical components are covered and are not user serviceable. Should the stage mechanics bind or require service, contact your Starrett representative. The lead screws use a self-lubricating TFE coating, which is designed to last for the life of the product. Do not apply cleaner or lubricant, which could collect dirt and impair system performance.
  • Page 25: Glossary

    GLOSSARY The following terms may have additional meanings. The definitions that follow are in the context of the MVR video metrology systems. Accuracy The maximum error that the system will produce when measuring a true standard. All-in-one PC A space saving personal computer where all electronics, disk drives and I/O connections are in the same enclosure as the video monitor, which is an LCD color touch-screen.
  • Page 26 Resolution The least significant digit to which a physical quantity can be read. High resolution does not imply high accuracy. Skew Misalignment of the part with respect to the X and Y axes. This will create measurement errors unless the part is repositioned or the deskew feature of the metrology software redefines the measurement axes.

This manual is also suitable for:

Avr300

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