Table Of Contents; Product Ordering Codes - Lightware SF20 Product Manual

Table of contents

Product ordering codes .....................................................................................................................................
1. Overview of the LW20 ...................................................................................................................................
2. What can the LW20 do? .................................................................................................................................
3. What are the main characteristics of the LW20?
4. Specifications of the LW20 / SF20
5. How to communicate with the LW20 using the graphical interface
6. How to communicate with the LW20 using a terminal emulator
7. How to communicate with the LW20 using a controller
8. How to do an initial setup of the LW20
9. How to set up a scanning LiDAR using a digital servo
10. How to set up the alarms .............................................................................................................................
11. Limitations ..............................................................................................................................................
12. Instructions for safe use ..............................................................................................................................
Appendix A :: Dimension drawings
Appendix B :: Cables and connections
Appendix C :: Complete command set for machine-to-machine communications
Revision history ..............................................................................................................................................
Table of figures
Figure 1 :: Measuring exact height above ground
Figure 2 :: Collision avoidance zones
Figure 3 :: Autonomous vehicle navigation
Figure 4 :: Connection to a USB converter cable
Figure 5 :: Setting the baud rate for LW20 communications
Figure 6 :: The graphical interface Home screen
Figure 7 :: The graphical interface Setup screen
Figure 8 :: The graphical interface Parameters screen
Figure 9 :: The graphical interface Operate screen
Figure 10 :: Connection to a USB converter cable
Figure 11 :: Setting the baud rate for LW20 communications
Figure 12 :: Arrangement of screens in terminal emulation mode
Figure 13 :: Connection to a Devantech USB-ISS module
Figure 14 :: The LightWare Terminal application top level window showing the toolbar
Figure 15 :: Selecting the Devantech I2C-ISS converter
Figure 16 :: I2C test dialog box showing command buttons
Figure 17 :: Initial setup using the GUI or terminal emulation
Figure 18 :: Servo connections ...........................................................................................................................
Figure 19 :: Setting up the electrical and mechanical characteristics of the servo
Figure 20 :: Setting the servo's limits of motion using the PWM values
Figure 21 :: Setting the servo's PWM scale
Figure 22 :: Setting up the servo's scanning characteristics
Figure 23 :: The effect of servo lag with no correction and after applying a 2.5 degree correction
Figure 24 :: Reducing the field of view to avoid detecting the landing legs on a drone
Figure 25 :: Uni-directional scanning for higher precision
Figure 26 :: Setting the alarms to warn of nearby objects
Figure 27 :: Setting two dimensional alarms
Figure 28 :: Laser radiation information and labels
Figure 29 :: Dimension drawings of the LW20 and SF20
Figure 30 :: Serial and power cable
Figure 31 :: Pinout diagram ...............................................................................................................................

Product ordering codes

Model family Model name
LW20 LW20/B (50 m)
LW20 LW20/C (100 m)
SF20 SF20/B (50 m)
SF20 SF20/C (100 m)
LW20 / SF20 LiDAR - Product manual - Revision 7
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LiDAR sensor with serial and I2C output, max 50 m
LiDAR sensor with serial and I2C output, max 100 m
Open frame LiDAR sensor with serial and I2C output, max 50 m
Open frame LiDAR sensor with serial and I2C output, max 100 m
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2 of 28 © LightWare Optoelectronics (Pty) Ltd, 2018
LW20 / SF20 LiDAR sensor
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Model description
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