GLS-2000: Basic Training - Occupy and Backsight

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Access Setup Menu

  • On Home screen, select SetUp button.
  • The Setup screen shows the current scan position, the occupy name, height of instrument (IH) and backsight name.

 

Define Occupy Location

  • Set OCC name. This is the name of the control point that will be imported into ScanMaster. 
  • Touch Instrument Height button (shown in image)

Measure Instrument Height

  • Place reflective coin on top of the control point to measure.
  • Checking for plumb, select Meas.
  • The GLS-2000 will measure from the bottom of the instrument to the reflective coin to provide the correct height of instrument.
  • The height will automatically populate the IH input field.

 

Define Backlight Location

  • Set BS name. This is the name of the control point that will be imported into ScanMaster.
  • Next, select the BS Scan button. This has to be done to create a backsight scan

Aim to Backsight Prism Location

  • After camera and servo calibration, the camera will show the video on the screen
  • There are peep sights on the mirror. Turn the instrument to the backsight and align the peep sights to the backsight point.

Define Backsight Settings and Zoom to Prism

  • Set the Height of Rod (HR).
  • Set ScnAng – the angle in which the instrument scans through the target. 
  • Zoom in on the target. When close to prism, touch the target on the screen
  • The instrument will turn to the target touched on the screen.
  • Make adjustments by touching the screen. 

Scan Backsight Prism

  • Touch Start to begin the scanning.
  • The message “Now detecting prism…” will appear.
  • The GLS-2000 will then do an internal calibration

Backsight Scanning Completed

  • Prism detection will finish
  • Select OK
  • "Are you sure you want to change 'job1' information?" will be displayed
  • Select OK