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 the display [F1 & F2]

8)Turn the back light of the display ON/OFF [F3]

9)Reticle illumination---Off / Low / Medium / High [F4]

10) View free memory for internal and card memory [F5]

•Screen Three

11)The light acceptance quantity level (signal level) is displayed.[F1]

12)Set the Temperature, Pressure, Atmospheric Correction Value (ppm), and Prism Constant Value (PSM) [F2]

13)Turn the Tracking Indicator option ON/OFF [F3]

Set parameter for Auto-tracking

Auto-tracking

Auto-collimating

Auto- inversion

Electric circular graphic display

 

 

 

 

Date & Time

2003 10-

14:30:40

 

 

 

Screen 1

 

 

1↓

Contrast adjustment

View free memory for Card/Internal Memory

Back Light of Display

Reticle illumination

2003-10-10 14:30:40

2↓

Screen 2

Displaying

Set the Temperature, Pressure, Atmospheric Correction

Signal Level

Value (PPM), and Prism Constant Value (PSM)

 

 

 

 

 

 

 

 

 

 

 

 

 

Tracking indicator

 

 

 

 

 

 

2003-10-10 14:30:40

3↓

Screen 3

1-7

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Topcon GTS-823A, GTS-825A, GTS-822A instruction manual Star key *key mode, 2003 143040, 2003-10-10, Screen
Page 17 Page 19

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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