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Features:
•
Update rate of 20K readings per second
•
Accurate, reliable measurements unaffected by speed, wind, changes
in barometric pressure, noise, ambient light, terrain, or air temperature
•
Configurable to measure distance or speed
•
Serial port, analog voltage, alarm and USB interfaces
•
Fully calibrated and ready to run
SF20 Rangefinder - Product manual - Revision 8
SF30 Accelerated laser rangefinder
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© LightWare Optoelectronics (Pty) Ltd, 2018
Product manual
High speed laser
altimeter for
accurate mapping
and obstacle
detection.
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www.lightware.co.za
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Table of Contents
Related Manuals for Lightware SF30/B
Summary of Contents for Lightware SF30/B
- Page 1 • Configurable to measure distance or speed • Serial port, analog voltage, alarm and USB interfaces • Fully calibrated and ready to run SF20 Rangefinder - Product manual - Revision 8 © LightWare Optoelectronics (Pty) Ltd, 2018 www.lightware.co.za...
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Page 2: Table Of Contents
Information found in this document is used entirely at the reader’s own risk and whilst every effort has been made to ensure its validity, neither LightWare Optoelectronics (Pty) Ltd nor its representatives make any warranties with respect the accuracy of the information contained herein. -
Page 3: Overview
The synchronisation signal marks the instant of the laser flash ensuring that the time of the measurement is known precisely. There are two members of the SF30 family: the SF30/B has a maximum measuring range of 50 meters; and the SF30/C has a maximum measuring range of 100 meters. -
Page 4: Specifications Of The Sf30
Optical aperture 51 millimeters 51 millimeters Beam divergence 0.2° 0.2° Operating temp. 0 ... 40°C 0 ... 40°C Approvals FDA: 1410968-002 (2018/09) FDA: 1410968-002 (2018/09) SF20 Rangefinder - Product manual - Revision 8 © LightWare Optoelectronics (Pty) Ltd, 2018 www.lightware.co.za... -
Page 5: Quick Start Guide
PC. This provides both power and communication to the unit. 6. Start the LightWare Terminal software and click the “Connect” icon to open a communications port. 7. If the connection isn’t made automatically, click the “Laser” icon and select the correct USB port from the list shown. - Page 6 Enables the alarm signal latch. This keeps the alarm in the active low state after an alarm event until it is cleared by sending “X” over the USB port. SF20 Rangefinder - Product manual - Revision 8 © LightWare Optoelectronics (Pty) Ltd, 2018 www.lightware.co.za...
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Page 7: Powering Up The Sf30
30 cm long, we recommend using a 100uF, 6.3V decoupling capacitor, or other noise suppression components to reduce the chance interference being picked up or transmitted by the wires. Figure 4 :: Regulated +5 V DC power supply connections SF20 Rangefinder - Product manual - Revision 8 © LightWare Optoelectronics (Pty) Ltd, 2018 www.lightware.co.za... -
Page 8: Communicating With The Usb Port
5. Communicating with the USB port The SF30 has a micro-B USB port that can be used to communicate with LightWare Terminal software on a PC. This connection also gives power to the unit providing a quick way to test and configure the SF30. The LightWare Terminal software will automatically detect the USB port that is connected to the SF30 and communications can be established by clicking on the “Connect”... -
Page 9: Communicating With The Serial Port
The “5: Serial port output rate” setting allows the output rate of the serial port to be set to any value within the limits imposed by the exposure time. Values will also be limited by the serial port baud rate. SF20 Rangefinder - Product manual - Revision 8 © LightWare Optoelectronics (Pty) Ltd, 2018 www.lightware.co.za... -
Page 10: The Analog Voltage Interface
The “7: Analog port output rate” setting allows the output rate of the analog port to be set to any value within the limits imposed by the exposure time. SF20 Rangefinder - Product manual - Revision 8 © LightWare Optoelectronics (Pty) Ltd, 2018 www.lightware.co.za... -
Page 11: The Alarm Interface
Set the rate at which new results are output from the USB port when it is selected using “1: Output type”. The maximum value is limited to 625 readings per second, or the exposure time - whichever is smaller. SF20 Rangefinder - Product manual - Revision 8 © LightWare Optoelectronics (Pty) Ltd, 2018 www.lightware.co.za... -
Page 12: Instructions For Safe Use
Average energy per pulse < 300 nj NOHD 15 m Distance beyond which binoculars with may be used safely Figure 9 :: Labelling on the SF30 SF20 Rangefinder - Product manual - Revision 8 © LightWare Optoelectronics (Pty) Ltd, 2018 www.lightware.co.za... -
Page 13: Appendix A :: Dimensions
SF30 Accelerated laser rangefinder Product manual Appendix A :: Dimensions Figure 10 :: Dimension drawings of the SF30 Appendix B :: Main cable type 1, 35 cm SF20 Rangefinder - Product manual - Revision 8 © LightWare Optoelectronics (Pty) Ltd, 2018 www.lightware.co.za... -
Page 14: Revision History
Specifications” (page 14). Updated height dimension to “56.5 mm” (page 14). Rev 1 2015/06/09 Updated product part code “Main cable type 1, 35 cm” (page 15). Rev 0 2015/05/12 First edition SF20 Rangefinder - Product manual - Revision 8 © LightWare Optoelectronics (Pty) Ltd, 2018 www.lightware.co.za...