Kapro 830 User Manual

Automatic optical level

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Automatic
Optical level
Model No. 830
User Manual
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Summary of Contents for Kapro 830

  • Page 1 Automatic Optical level Model No. 830 User Manual scan for other languages...
  • Page 2 APPLICATIONS The 830 Automatic Optical level can be used for: • Indoor and outdoor layout and leveling • Road and plumbing infrastructure development • Measuring or verifying points in the same horizontal plane •...
  • Page 3: Table Of Contents

    CONTENTS • Remarks • Features • Specifications • Overview • Operating instructions • Measuring functions 10-12 • Testing and tuning • Testing angles 14-15 • Maintenance and service • Warranty...
  • Page 4: Remarks

    REMARKS • Always check the accuracy of the display before operating and after transporting it. • Protect the device from contact with moisture and direct sunlight • Do not leave the device in the car for long periods of time •...
  • Page 5: Features

    FEATURES • Telescopic magnification X32 • Working range 120 meters. • Measuring accuracy 1.6mm / 30 meters. • 360° Rotating mechanism. • Built-in lock mechanism for protection when transported. • Tripod ready: 5/8" thread. Includes: Hard plastic carrying case, conical hook, Allen key and a tuning pin.
  • Page 6: Specifications

    SPECIFICATIONS Telescopic magnification Working range 120m Height measurement accuracy 1.6mm/30m Clear objective aperture 40mm Compensator accuracy ±0.3" (sec) Standard deviation for 1km 1.0mm Compensator working range ±15' (min) Short focusing distance 0.3m Stadia ratio Circular vial accuracy 8'/2mm Angular division 360°/ 400gon Weight 1.8kg...
  • Page 7: Overview

    OVERVIEW 1. Base plate 8. Horizontal drive screw 2. Horizontal scale 9. Leveling screw 3. Horizontal circle reference mark 10.Circular vial 4. Compensator lock 11.Bubble observing mirror 5. Focus adjusting knob 12.Lens cover 6. Optical peep sight 13.Lens focusing knob 7.
  • Page 8: Operating Instructions

    OPERATING INSTRUCTIONS 1.1 SETTING UP 1. Set up the tripod on a flat, stable area and adjust the tripod to the user's eye level. 2. Place the device on the tripod and screw the unit tightly with the 5/8" thread. 3.
  • Page 9 1.2 AIM AND FOCUS 1. Remove the objective lens cover (7), direct the telescope towards a bright object or hold a white sheet of paper in front of the objective lens (7) then, turn the lens (13) until a black crosshair can be seen clearly. 2.
  • Page 10: Measuring Functions

    MEASURING FUNCTIONS 2.1 MEASURING HEIGHT 1. Place the instrument between two measuring points: A & B (see fig.2). 2. Position the measuring rod on point A, focus the telescope to the center of the rod and record the height value at the center of the crosshair (see fig.3). figure #2 Measuring rod Measuring rod...
  • Page 11 3. Position the measuring rod on point B, focus the telescope to the center of the rod and record the height value at the center of the crosshair (see fig.4). 4. The height difference between the two points: h= 1.78 – 1.215 =0.565m 2.2 MEASURING DISTANCE 1.
  • Page 12 2.3 MEASURING ANGLES 1. Aim the telescope towards point A, rotate the horizontal scale (2) so that the zero points towards the reference mark (3) (see fig.7). 2. Aim the telescope towards point B, read off the angle value on the scale (2) at the reference mark (3) (see fig.7). Horizontal scale Horizontal scale Reference mark...
  • Page 13: Testing And Tuning

    TESTING AND TUNING Before using this instrument or after a long transportation, the leveling and indication accuracy should be tested. 3.1 TESTING THE CIRCULAR BUBBLE VIAL 1. Adjust the telescope with the leveling screw knob (9) so that the air bubble is in the center of the circular vial (10). 2.
  • Page 14: Testing Angles

    TESTING ANGLES 1. The testing must be conducted at a distance of 30m. Place the telescope in the center between the two measuring points: A & B (see fig.10) 2. Read the heights of the two measuring rods and calculate the difference (d) between a1 and b1.
  • Page 15 b2'=a2-d figure #11 3.3 ADJUSTING THE CROSSHAIR 1. Remove the lens cover. (12) 2. Using the adjusting pin, turn adjusting screw clockwise or counterclockwise until the height value of b2 and b2' on measuring rod B, are the same. 3. Return the lens cover on the lens.
  • Page 16: Maintenance And Service

    MAINTENANCE AND SERVICE Careful use and maintenance of the instrument can guarantee its accuracy and efficiency. 1. After measuring, wipe clean all the surfaces of the instrument and put into the carrying case. 2. Dust off all optical parts with a soft brush and clean the lens with lens tissue.
  • Page 17: Warranty

    It does no cover products that are used improperly, altered or repaired without Kapro approval. In the event of a problem with the product you have purchased, please return the product to the place of purchase with the proof of purchase.
  • Page 20 © 2017 Kapro Industries Ltd.

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