Total Station Setup and Total Station Setup and OperationOperationSokkia SET Total StationSokkia SET Total StationParts of the SET Total StationParts of the SET Total StationParts of the SET Total StationParts of the SET Total StationSokkia SET 550 Total Station Sokkia SET 550 Total Station Keys/ScreenKeys/ScreenSET 550 SET 550 Menu PagesMenu PagesSET 550 SET 550 Menu Menu PagesPagesLeveling the Total StationLeveling the Total StationLeveling the Total Station must be Leveling the Total Station must be accomplished to sufficient accuracy otherwise accomplished to sufficient accuracy otherwise the instrument will not report resultsthe instrument will not report resultsLeveling the instrument takes 30 to 45 minutes Leveling the instrument takes 30 to 45 minutes ––make sure you can see all targets from the make sure you can see all targets from the instrument station before going through the instrument station before going through the processprocessStep 1: Tripod SetupStep 1: Tripod SetupTripod legs Tripod legs should be should be equally spacedequally spacedTripod head Tripod head should be should be approximately approximately levellevelHead should Head should be directly be directly over survey over survey pointpointStep 2: Mount Instrument on TripodStep 2: Mount Instrument on TripodPlace Instrument Place Instrument on Tripodon TripodSecure with Secure with centering screw centering screw while bracing the while bracing the instrument with instrument with the other handthe other handInsert battery in Insert battery in instrument before instrument before levelinglevelingStep 3: Focus on Survey PointStep 3: Focus on Survey PointFocus the optical Focus the optical plummet on the plummet on the survey pointsurvey pointStep 4: Leveling the InstrumentStep 4: Leveling the InstrumentAdjust the leveling foot screws to center the Adjust the leveling foot screws to center the survey point in the optical plummet survey point in the optical plummet reticlereticleCenter the bubble in the circular level by Center the bubble in the circular level by adjusting the tripod legsadjusting the tripod legsStep 4: Leveling Step 4: Leveling ……Loosen the horizontal clamp and turn instrument until Loosen the horizontal clamp and turn instrument until plate level is parallel to 2 of the leveling foot screwsplate level is parallel to 2 of the leveling foot screwsCenter the bubble using the leveling screwsCenter the bubble using the leveling screws--the the bubble moves toward the screw that is turned bubble moves toward the screw that is turned clockwiseclockwiseRotate the instrument 90 degrees and level using the Rotate the instrument 90 degrees and level using the 33rdrdleveling screwleveling screwStep 4: Leveling Step 4: Leveling ……Observe the survey point in the optical Observe the survey point in the optical plummet and center the point by loosening the plummet and center the point by loosening the centering screw and sliding the entire centering screw and sliding the entire instrumentinstrumentAfter reAfter re--tightening the centering screw check tightening the centering screw check to make sure the plate level bubble is level in to make sure the plate level bubble is level in several directionsseveral directionsStep 5: Electronically Verify Step 5: Electronically Verify LevelingLevelingTurn on the instrument by Turn on the instrument by pressing and holding the pressing and holding the ““onon””button (you should hear an button (you should hear an audible beep)audible beep)The opening screen will be the The opening screen will be the ““MEASMEAS””screen. Select the screen. Select the [Tilt] function[Tilt] functionAdjust the foot level screws to Adjust the foot level screws to exactly center the electronic exactly center the electronic ““bubblebubble””Rotate the instrument 90 Rotate the instrument 90 degrees and repeatdegrees and repeatStep 5: Adjust Image & Step 5: Adjust Image & ReticleReticleFocusFocusRelease the horizontal & vertical clamps Release the horizontal & vertical clamps and point telescope to a featureless light and point telescope to a featureless light backgroundbackgroundAdjust the Adjust the reticlereticle(i.e. cross(i.e. cross--hair) focus hair) focus adjustment until adjustment until reticlereticleimage is sharply image is sharply focusedfocusedPoint telescope to target and adjust the Point telescope to target and adjust the focus ring until target is focusedfocus ring until target is focusedMove your head from sideMove your head from side--toto--side to test side to test for image shift (i.e. parallax). Repeat the for image shift (i.e. parallax). Repeat the reticlereticlefocus step if parallax is significantfocus step if parallax is significantNOTE: When the instrument operator NOTE: When the instrument operator changes the changes the reticlereticlefocus may need to be focus may need to be adjusted adjustedMeasuring the Height of An ObjectMeasuring the Height of An ObjectLevel the instrument at a site where the target can be viewed thLevel the instrument at a site where the target can be viewed through the rough the telescope and the mirror target can be setup directly below the telescope and the mirror target can be setup directly below the targettargetAfter powering on the instrument select After powering on the instrument select ““REMREM””from from ““MEASMEAS””> > ““MenuMenu””Ht = h1 + h2Ht = h1 + h2h2 = S (sin h2 = S (sin θθz1z1) (cot ) (cot θθz2 z2 ) ) ––S (cos S (cos θθz1z1))NOTE: Instrument height does not affect this calculationNOTE: Instrument height does not affect this calculationMeasurement of Target HeightMeasurement of Target HeightSet the Target Height from Set the Target Height from ““MEASMEAS””> > ““MenuMenu””> > ““CoordinateCoordinate””> > ““Station OrientationStation Orientation””> > ““Station Station CoordinateCoordinate””Set the target height to the measured height of the Set the target height to the measured height of the mirror target. You do not have to fill out the other mirror target. You do not have to fill out the other fields for a REM measurementfields for a REM measurementPress Press ““ESCESC””to return to the to return to the
View Full Document