用户手册 — National Instruments NI Vision NI 17xx

目录

• NI 17xx Smart Camera User Manual

  1
• Support

  2
  • Worldwide Technical Support and Product Information

    2
  • National Instruments Corporate Headquarters

    2
  • Worldwide Offices

    2
• Important Information

  3
  • Warranty

    3
  • Copyright

    3
  • Trademarks

    3
  • Patents

    3
  • WARNING REGARDING USE OF NATIONAL INSTRUMENTS PRODUCTS

    3
• Compliance

  4
• Contents

  5
• About This Manual

  8
  • Conventions

    8
  • Related Documentation

    9
    • Hardware Documents

      9
    • NI Vision Builder for Automated Inspection Documents

      9
    • LabVIEW and NI Vision Development Module Documents

      10
    • NI Vision Acquisition Software Documents

      10
• Chapter 1 NI Smart Camera Overview

  11
  • Hardware Overview

    11
    • Table 1-1. NI Smart Camera Models

      11
    • Figure 1-1. NI Smart Camera

      13
  • Software Overview

    14
    • NI Vision Builder for Automated Inspection

      14
    • LabVIEW

      15
      • LabVIEW Real-Time Module

        15
      • NI Vision Development Module

        15
      • NI Vision Acquisition Software

        16
• Chapter 2 Power and I/O

  17
  • POWER-I/O Connector

    17
    • Table 2-1. POWER-I/O Connector Signal Descriptions

      17
  • NI Smart Camera Power Requirements

    18
  • Isolated Inputs

    19
    • Figure 2-1. Connecting External Sourcing Output Sensors to Isolated Inputs

      19
    • Figure 2-2. Connecting External Sinking Output Sensors to Isolated Inputs

      20
  • Isolated Outputs

    20
    • Figure 2-3. Connecting an Isolated Output to a Sourcing External Load

      21
    • Figure 2-4. Connecting an Isolated Output to a Sinking External Load

      21
    • Protecting Against Inductive Loads

      22
  • Connecting to Serial Devices

    22
    • Communicating with the Console

      22
  • Connecting to a Quadrature Encoder

    23
    • Figure 2-5. Connecting Differential Line Drivers

      24
    • Figure 2-6. NI Smart Camera Quadrature Encoder Input Circuit

      24
• Chapter 3 NI Smart Camera Image Sensor

  25
  • Field of View

    25
    • Figure 3-1. Parameters of an Imaging System

      26
  • Image Sensor Spectral Response

    27
  • Partial Scan Mode

    27
    • Figure 3-2. Partial Scan Modes

      27
  • Binning

    28
    • Figure 3-3. Binning

      28
  • Gain

    28
    • Figure 3-4. Effect of Gain on the Video Signal

      29
  • Hardware Binarization

    29
    • Figure 3-5. Binarization and Inverse Binarization

      30
• Chapter 4 Lighting

  31
  • Lighting Connector

    31
    • Figure 4-1. NI Smart Camera Lighting Connector

      31
  • Direct Drive Lighting Controller

    32
    • Table 4-1. Maximum Allowed Current for Direct Drive Lighting Controller

      32
    • Lighting Files

      34
    • Selecting a Light

      35
    • Connecting a Light to the Direct Drive Lighting Controller

      36
      • Figure 4-2. Connecting a Light to the Direct Drive Lighting Controller

        36
  • External Lighting Controllers

    37
    • Connecting an External Lighting Controller to the NI Smart Camera

      38
      • Figure 4-3. Connecting an External Lighting Controller to the 5 V TTL Strobe Output

        38
      • Figure 4-4. Connecting an External Lighting Controller to the 24 V Strobe Output

        39
• Chapter 5 Image Acquisition

  40
  • Exposure

    40
  • Acquiring Images

    41
    • Internal Timing

      41
    • External Trigger

      42
      • Figure 5-1. Externally Triggered Mode

        43
      • Table 5-1. Trigger Synchronization Variability

        44
      • Table 5-2. Lighting Turn-On Time

        44
  • Maximum Frame Rate

    45
    • Figure 5-2. Frame Period

      45
    • Determining the Maximum Frame Rate

      46
    • Determining the Scan Mode

      46
    • Determining the Exposure Time

      47
    • Determining the Lighting Mode

      47
      • Figure 5-3. Image Acquisition Without Strobing

        47
      • Figure 5-4. Image Acquisition With Strobing

        48
    • Determining the Trigger Delay

      48
    • Calculating the Minimum Frame Period

      48
      • Table 5-3. Image Readout Duration

        49
• Chapter 6 LEDs and DIP Switches

  50
  • Understanding the LED Indicators

    50
    • Figure 6-1. NI Smart Camera LEDs

      50
    • Device Initialization

      51
    • POWER LED

      51
    • STATUS LED

      51
      • Table 6-1. STATUS LED Indications

        52
    • IMG ACQ LED

      53
    • PASS LED

      53
    • FAIL LED

      53
  • Configuring DIP Switches

    53
    • SAFE MODE Switch

      54
    • IP RESET Switch

      54
    • NO APP Switch

      55
    • CONSOLE Switch

      55
• Chapter 7 Ethernet Ports

  56
  • Figure 7-1. NI Smart Camera Ethernet Ports

    56
  • Ethernet LEDs

    57
    • Figure 7-2. NI Smart Camera Ethernet LEDs

      57
    • ACTIVITY/LINK LED

      57
    • SPEED LED

      57
      • Table 7-1. SPEED LED Behavior

        58
  • DHCP and Static IP Address Assignment

    58
    • Firewall Considerations

      59
      • Table 7-2. TCP/UDP Ports Used by the NI Smart Camera

        59
    • Subnet Considerations

      59
• Chapter 8 Thermal Considerations and Mounting

  60
  • Thermal Considerations

    60
    • Figure 8-1. Measuring the NI Smart Camera Housing Temperature

      60
  • Mounting the NI Smart Camera

    61
    • Figure 8-2. Back View of the NI Smart Camera with Dimensions

      62
    • Figure 8-3. Front View of the NI Smart Camera with Dimensions

      62
    • Figure 8-4. Side View of the NI Smart Camera with Dimensions

      63
    • Figure 8-5. Bottom View of the NI Smart Camera with Dimensions

      63
• Appendix A Specifications

  64
  • Figure A-1. VGA Sensor Spectral Response Curve

    66
  • Figure A-2. SXGA Sensor Spectral Response Curve

    67
• Appendix B Troubleshooting

  73
• Appendix C Maintenance

  80
• Appendix D Technical Support and Professional Services

  81
• Glossary

  83
  • B-E

    83
  • F-M

    84
  • N-S

    85
  • T-W

    86
• Index

  87
  • Numerics

    87
  • A-F

    87
  • G-N

    88
  • P-T

    89
  • U-W

    90