Adjust the lengths of the tripod legs to center the circular bubble (bullseye level). Do not use the tribrach footscrews for this step.
You can orient the instrument using either a known azimuth (angle) or known coordinates of a second point. Method A: Orientation with Coordinates (Recommended) Select . Enter the point ID of your backsight target. Input the known coordinates of the backsight point.
The electronic level and laser plummet screen will automatically appear upon startup, or you can access it via the functions menu.
To output real-world coordinates, the total station must know its exact position on Earth and the direction it is facing. Method A: Known Station and Backsight Coordinate Setup From the main menu, select (F1) and choose Setup . leica tcr805 total station user manual work
Verify communication settings in both the total station and PC. Cold weather or aged NiMH cells.
Utilize the built-in electronic level for maximum accuracy, accessible via the display menu, rather than relying solely on the circular bubble. 2.2 Leveling Procedure Center the tripod roughly over the point.
Visit Leica Geosystems’ myWorld portal. Search for "TCR805 User Manual v.5.0." Download the PDF. Print the quick-reference card. And then, commit to the work. Adjust the lengths of the tripod legs to
Unlike older total stations, the TCR805 includes . This allows you to measure points without a prism—ideal for:
Measures distance and angles without automatically saving the data, allowing you to preview coordinates before recording. 2. Pre-Field Checklist and Instrument Setup
The screen displays \Delta\Hz (the angle you need to rotate the instrument). Rotate the total station until \Delta\Hz reads zero. Direct the rodman along this line of sight. Take a measurement. The screen will display Method A: Orientation with Coordinates (Recommended) Select
Remember: A total station is only as smart as its operator. The TCR805 is a classic, robust machine, but it demands respect for its procedures. Keep a printed copy of the quick-reference card in your vest pocket. Practice the two-face test every morning. And when an error code appears, resist the urge to guess—open the manual.
Mount the TCR805 securely onto the tripod head using the centering screw.
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Choose your method: (manually setting a known azimuth) or Coordinates (sighting a known control point).