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INSTRUCTION MANUAL
AUTO TRACKING TOTAL STATION
GTS-820A SERIES
GTS-821A
GTS-822A
GTS-823A
GTS-825A
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FOREWORD FOREWORD Thank you for purchasing the TOPCON Auto Tracking Total Station, GTS-820A series. For the best performance of the instruments, please carefully read these instructions and keep them in a convenient location for future reference. General Handling Precautions Before starting work or operation, be sure to check that the instrument is functioning correctly with normal performance. Do not submerge the instrument into water. The instrument can not be submerged underwater. The ins
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FOREWORD Rotating the instrument and telescope Rotation of the instrument or telescope is driven electronically in normal operation. Do not disturb the rotation. Storage in the case Keep the telescope horizontally and turn the instrument to align its mark with the lower base mark (Storage mark). Keep its objective lens side downward. Storing it in the case in any other way may cause damage. Hold the hand grips and base with both hands, when taking the instrument out of the case, or putting t
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FOREWORD Display for Safe Use In order to encourage the safe use of products and prevent any danger to the operator and others or damage to properties, important warnings are put on the products and inserted in the instruction manuals. We suggest that everyone understand the meaning of the following displays and icons before reading the “Safety Cautions” and text Display Meaning Ignoring or disregard of this display may lead to the danger of death or WARNING serious injury. Ignoring or disr
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FOREWORD CAUTION Use of controls or adjustment or performance of procedures other than those specified herein may result in hazardous radiation exposure. Let the laser beam reach the aimed object or the target without anybody else in the laser beam path. In case you operate laser beam open, avoid radiating laser beam to the height of man's head. It is quite possible for the beam to enter into one's eyes, and it is possible to lose visual sight temporarily, and lose one's caution and awarene
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FOREWORD Laser Safety GTS-820A series uses the visible laser beam for auto tracking, optical communication. The GTS-820A series products are manufactured and sold in accordance with “Radiation Safety of Laser Products, Equipment Classification, Requirements and User‘s Guide” (IEC Publication 60825-1) or “Performance Standards for Light-Emitting Products” (FDA/BRH 21 CFR 1040) provided on the safety standards for laser beam. As per the said standards, GTS-820A series is classified as “Class
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FOREWORD Contents FOREWORD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 General Handling Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Display for Safe Use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Safety Cautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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FOREWORD 4.4 DATA OUTPUT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-15 5 PROGRAM MODES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1 5.1 Setting a Direction Angle for Backsight Orientation . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-2 5.2 Retaining a Coordinate (STORE- NEZ) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-3 5.3 Remote Elevation measur
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FOREWORD 14 DETACH/ATTACH OF TRIBRACH. . . . . . . . . . . . . . . . . . . . . . . . . . . 14-1 15 BATTERY SYSTEM. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15-1 16 PRISM SYSTEM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16-1 17 PRECAUTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17-1 18 ERROR DISPLAYS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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FOREWORD Standard Set Composition The numerical value in parentheses shows the quantity. GTS-820A series (with lens cap) (1) Plastic carrying case (1) Battery BT-56Q (2) Battery charger BC-27BR or BC-27CR (1) Sun shade (1) Plastic rain cover (1) Plumb bob set (1) Tool kit with case [ rod pins, Plumb bob hook, screw- driver, cleaning brush ] (1) Plumb bob hook is included in the tool kit case. Instruction manual (1) (Make sure that all of the above items are
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1 NOMENCLATURE AND FUNCTIONS 1 NOMENCLATURE AND FUNCTIONS 1.1 Nomenclature Sighting collimator Handle Handle fixing knob Instrument height Laser aperture mark (for optical communication) Instrument center Objective lens mark Laser aperture (for auto-tracking) Tracking indicator Card cover lever Battery BT-56Q Optical plummet telescope Power supply Display window connector (Only for GTS-821A) Serial Signal Connector-1(6pin) Operation keys (Only for GTS-821A) Leveling screw Base (Model T
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1 NOMENCLATURE AND FUNCTIONS Handle fixing knob Telescope focusing knob Instrument height mark Telescope grip Instrument center mark Vertical shuttle Telescope eyepiece Vertical jog Power switch Horizontal shuttle Plate level Horizontal jog Centronics connector Circular level Tribrach fixing lever Adjusting screws for circular level 1-2
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1 NOMENCLATURE AND FUNCTIONS 1.2 Display • Display In general upper four lines display the measuring data, and the bottom line displays the soft key function which is changed by the measuring mode. Contrast The contrast and illumination of display window are adjusted by star (H) key. Heater (Automatic) The built-in heater keeps the display functional when the temperature goes below 0°C (32 °F). To switch the heater ON or OFF, refer to Chapter 8 “PARAMETERS SETTING MODE”. When the he
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1 NOMENCLATURE AND FUNCTIONS l The symbol marks for Auto-tracking and Auto-collimating Auto-collimating Auto-tracking (Laser is emitting) (Laser is emitting) GTS-820A series is in auto- GTS-820A series is in auto- collimating status. tracking status. Waiting (Laser is emitting) Searching (Laser is emitting) GTS-820A series is in waiting GTS-820A series is searching a status. prism. Failure in auto-collimating. (Laser is off) GTS-820A series could not find the target prism during auto- c
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1 NOMENCLATURE AND FUNCTIONS 1.4 Function Key (Soft Key) The Soft Key Functions are labeled on the bottom of display. Soft Key functions are different for each measurement. V : 87°55'45"5 HR: 180°44'12"5 SD HD NEZ 0SET HOLD P1↓ [F1] [F2] [F3] [F4] [F5] [F6] Soft keys V : 87°55'45"5 V : 90°10'20"5 HR: 180°44'12"5 HR: 120°30'40"5 PSM 0.0 SD: PPM 0.0
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1 NOMENCLATURE AND FUNCTIONS Soft Page Display Function key Starts slope distance measurement mode. MEAS F1 Changes Continuous/ N-times (single) measurement mode. MODE F2 Changes Fine / Coarse(1mm) /Coarse(10mm) mode. Slope VH F3 Angle measurement mode. distance Horizontal distance measurement mode. Displays the horizontal distance measuring HD F4 data after N-times or single measurement. Coordinate measurement mode. NEZ F5 Displays the coordinate after N-times or single measuremen
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1 NOMENCLATURE AND FUNCTIONS 1.5 Star key (*key) mode Press the (H) key to view the instrument options. Since there are three screens of options, press [F6](1↓) soft key to view the next screen. The following instrument options can be selected from the (H): Screen One 1) View Date & Time 2) Auto-tracking [F1] 3) Auto-collimating [F2] 4) Set the parameters for Auto-tracking.[F3] 5) Auto- inversion [F4] 6) Electric circular graphic display[F5] Screen Two 7) Adjustment the contrast of th
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1 NOMENCLATURE AND FUNCTIONS 1) View Date & Time The date and time can be viewed on both screens. To change the displayed order of the date, (Date/ Month/Year), (Month / Date / Year) or (Year/Month/Date), see Chapter 8 “PARAMETERS SETTING MODE” . To set the date and time, see Chapter 9 “CHECK AND ADJUSTMENT”. 2) Turn the auto-tracking ON/OFF Press the [F1] key to start auto-tracking. See Section 3.1 “Automatic Tracking” . 3) Turn the auto-collimating ON/OFF Press the [F2] key to start aut
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1 NOMENCLATURE AND FUNCTIONS 9) Reticle illumination (OFF/Low/Middle/High) Press the [F6] key to get to Screen 2 on the display. Press the [F4] key to turn the reticle illumination ON. Continuing to press [F4] will change the intensity options. OFF Low Middle High 10) View free memory The amount of free memory for the card or internal memory can be displayed. Press the [F6] key to get to Screen 2 on the display. Press the [F5] key to view free memory. The card memory icon (top left side of
