9 CHECK AND ADJUSTMENT

9.9 Inspection and Adjustment of Optic Axis for Auto -Tracking

Activates auto tracking to the prism.

Confirm if the center of telescope reticle and the center of the prism is coincided. Any error between them requires adjustment according to the following procedure.

Prism center Prism center

Telescope reticle center

Telescope reticle center

Normal position

Centers of prism

 

and telescope is shifted

lPosition a prism around 0 in horizontal and more than100m (328ft) apart from the GTS-820A series.

lTake care not to be interrupted the optical path during measurement.

Operating procedure

Operation

 

 

Display

 

 

 

 

 

 

 

 

 

 

 

1 Level the instrument properly with the plate

[F5]

 

 

 

 

 

 

 

 

Adjustment

 

 

 

level and press the [F5] key from main menu.

 

 

 

 

 

 

 

 

F1 V0/Axis (Measurement)

 

 

 

 

 

 

 

 

 

 

F2 V0/Axis (Constant list)

 

 

 

 

 

F3 Date Time

 

 

 

 

 

 

 

F4 Instrument constant

↓

 

2 Press the [F6] key to get the next page.

[F6]

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Adjustment

 

 

 

 

 

 

 

 

 

 

 

 

 

F1 FRQ check

 

 

 

 

 

 

 

F2 Adj Tracking Axis

 

 

 

 

 

 

 

 

↑

 

3 Press the [F2] key to select the adjustment of

[F2]

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Adj Tracking Axis

 

 

 

tracking axis.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

[1/2]

 

 

 

 

 

 

>Sight the prism !!

 

 

 

 

 

 

 

TURN

MEAS

 

4 Operate H / V jog shuttle to collimate the

Collimate

 

 

 

 

 

 

 

 

 

 

 

 

center of prism

 

 

 

 

 

 

 

 

 

 

 

 

 

5 Press the [F6](MEAS) key.

[F6]

 

 

 

 

 

 

 

 

Adj Tracking Axis

 

 

 

The measurement starts.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Wait

 

 

 

6 After the measurement, press the [F1](TURN)

[F1]

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Adj Tracking Axis

 

 

 

key.

 

 

 

 

 

 

 

 

 

 

 

 

The instrument and telescope will turn

 

 

 

 

[2/2]

 

 

automatically.

 

 

 

 

 

 

 

 

 

>Sight the prism !!

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TURN

MEAS

 

7 Operate H / V jog shuttle to collimate the

Collimate

 

 

 

 

 

 

 

 

 

 

 

 

center of prism

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

9-15

Page 113 Page 115
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Image 114
Topcon GTS-823A Inspection and Adjustment of Optic Axis for Auto -Tracking, Normal position Centers of prism, Turn Meas
Page 113 Page 115

GTS-822A, GTS-825A, GTS-821A, GTS-822A, GTS-823A, GTS-825A, GTS-823A specifications

Topcon's GTS series of total stations, including the GTS-821A, GTS-822A, GTS-823A, and GTS-825A, are known for their robust features and exceptional precision, catering to the needs of surveying and construction professionals. These instruments blend advanced technology with user-friendly interfaces to enhance productivity in the field.

The GTS-821A model is designed for reliability and accuracy. It offers a measurement range of up to 1,000 meters and delivers precision within ±2 millimeters, making it ideal for jobs requiring fine detail. Key features include a high-speed angle measurement system and a dual-axis compensator that ensures accuracy on uneven terrain.

In contrast, the GTS-822A model takes performance a step further by incorporating advanced optical technologies. It includes a high-performance EDM (Electronic Distance Measurement) that allows for faster measurements with a range extending up to 2,000 meters. This model also integrates a clear display and simple user interface, facilitating easier operation for users of all skill levels.

The GTS-823A represents a perfect blend of portability and advanced functionality. It is lightweight, making it easy to transport between job sites. This model incorporates GPS capabilities, allowing seamless integration with GNSS systems for enhanced positioning accuracy. Its onboard software supports various surveying methods, making it versatile for different applications.

The GTS-825A stands out for its advanced features tailored for high-precision tasks. This model supports wireless communication, enabling real-time data transfer to smartphones and tablets, which enhances collaboration in fieldworks. With an impressive measurement capability, it extends the measurement range and precision, meeting the demands of large-scale projects.

All models in this series share a durable design reputation, ensuring they withstand harsh environmental conditions. Their user-friendly interfaces are complemented by robust software support, providing surveying professionals with the tools they need to optimize their workflows.

In summary, Topcon’s GTS series, including the GTS-821A, GTS-822A, GTS-823A, and GTS-825A, represent the cutting edge of surveying technology, boasting features like extended measurement ranges, high precision, advanced EDM, and GPS integration. These instruments not only enhance productivity but also ensure that professionals can achieve their surveying goals efficiently and effectively. Whether for routine land surveys or complex construction projects, the Topcon GTS series delivers exceptional performance and reliability.
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