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↓

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

[F5]

 

[F1]

[F2]

[F3]

[F4]

[F6]

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Soft keys

 

 

 

 

 

 

V : 87°55'45"5

HR: 180°44'12"5

SD HD NEZ 0SET HOLD P1↓

TURN HSET R/L V/% TILT P2↓

V : 90°10'20"5

 

 

 

HR: 120°30'40"5

PSM

0.0

 

SD:

PPM

0.0

 

 

 

(m)

F.R

 

MEAS MODE VH HD NEZ P1↓

 

 

 

 

 

 

 

TURN SO MEAN

m/ft

P2↓

 

 

 

 

 

Angle measuring

Slope distance measuring

V :

90

10'20"5

 

 

 

HR: 120

30'40"5

PSM

0.0

 

HD:

 

 

 

PPM

0.0

 

VD:

 

 

 

(m)

F.R

 

MEAS

MODE

VH

SD NEZ

P1↓

 

 

 

 

 

 

 

 

 

REC

 

SO

MEAN

P2↓

 

 

 

 

 

 

 

 

N : 12345.6789

 

 

 

E : -12345.6789

PSM

0.0

 

Z :

10.1234

PPM

0.0

 

 

 

 

 

(m) F.R

 

MEAS MODE VH

SD

HD

P1↓

 

 

 

 

 

 

 

 

 

TURN

HT

MEAN

 

P2↓

 

 

 

 

 

 

 

Horizontal distance measuring

Coordinate measuring

Page

Display

Soft

Function

key

 

 

 

 

 

 

 

 

SD

F1

Slope distance measuring mode.

 

 

 

 

Angle

HD

F2

Horizontal distance measuring mode.

 

 

 

NEZ

F3

Coordinate distance measuring mode.

measuring

 

 

 

 

0SET

F4

Set horizontal angle to 0°00'00".

 

 

 

 

 

HOLD

F5

Horizontal angle hold.

 

 

 

 

 

TURN

F1

Turns the instrument to required angle automatically.

 

 

 

 

 

HSET

F2

Preset a horizontal angle.

 

 

 

 

 

R/L

F3

Changes horizontal angle right or left.

 

 

 

 

 

V/%

F4

Changes the display to vertical angle or percent of grade.

 

 

 

 

 

TILT

F5

Sets the tilt function, ON/OFF.

 

If ON, the display shows tilt correction value.

 

 

 

 

 

 

 

1-5

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Topcon GTS-821A, GTS-822A, GTS-823A, GTS-825A instruction manual Function Key Soft Key, Display Soft Function
Page 15 Page 17

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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