EGPS Solutions 20T Manuel utilisateur

eGPS 20T GNSS Receiver

Quick Start Guide

Trademarks

All product and brand names mentioned in this publication

are trademarks of their respective holders.

Safety Warnings

The Global Positioning System (GPS) is operated by the

U.S. Government, which is solely responsible for the

accuracy and maintenance of the GPS network. Accuracy

can also be affected by poor satellite geometry and

obstructions, like buildings and heavy canopies.

FCC Interference Statement

This equipment has been designed to comply with the

limits for a Class B digital device, pursuant to part 15 of the

FCC Rules in Portable Mode. These limits are designed to

provide reasonable protection against harmful interference

in a residential installation.

Operation is subject to the following two conditions:

(1) this device may not cause harmful interference and

(2) this device must accept any interference received,

including interference that may cause undesired operation.

Table of Contents

1. Introduction

1.1. Safety Information

1.1.1. Warnings and Cautions........................

1.1.2. Regulations and Safety........................

1.1.3. Use and Care.......................................

1.2. Technical Support..............................................

1.3. Disclaimer..........................................................

1.4. Your Comments.................................................

2. Getting Started with the eGPS 20T

2.1. About the Receiver............................................

2.2. Parts of the Receiver

2.2.1. Front Panel...........................................

2.2.2. Lower Housing.....................................

2.2.3. Receiver Ports......................................

2.3. Batteries and Power

2.3.1. Internal Batteries

2.3.1.1. Charging the Batteries..........

2.3.1.2. Battery Safety........................

2.3.2. External Power Supply........................

2.4. Inserting Batteries and SIM Card......................

2.5. Product with Accessories..................................

2.6. Connecting to an Ofﬁce Computer...................

2.7. X-PAD Project Setup.........................................

2.8. X-PAD Network Rover.......................................

2.9. X-PAD Radio Base.............................................

2.10. X-PAD Radio Rover..........................................

2.11. X-PAD Static....................................................

3. Communication Ports Deﬁnition

3.1. eGPS 20T Receiver I/O Port (7-Pin Lemo

Port) Deﬁnition..................................................

4. Contact Information.....................................................

5. Warranty Terms............................................................

6. 20T Speciﬁcations.........................................................

1. Introduction

The eGPS 20T GNSS Receiver Quick Start Guide describes

how to set up and use the eGPS 20T GNSS receiver.

“The receiver” refers to the eGPS 20T GNSS receiver unless

otherwise stated.

Even if you have used other Global Navigation Satellite

Systems (GNSS) products before, eGPS Solutions

recommends that you spend some time reading this manual

to learn about the special features of this product.

1.1. Safety Information

1.1.1. Warnings and Cautions

An absence of speciﬁc alerts does not mean that there are

no safety risks involved.

Warning or Caution information is intended to minimize the

risk of personal injury and/or damage to the equipment.

WARNING - A Warning alerts you to a potential

misuse or wrong setting of the equipment.

CAUTION - A Caution alerts you to a possible risk of

serious injury to your person and/or damage to the

equipment.

1.1.2. Regulations and Safety

The receivers contain a built-in wireless modem for signal

communication through Bluetooth®wireless technology or

through an external communication datalink. Regulations

regarding the use of the wireless modem vary greatly from

country to country. In some countries, the unit can be used

without obtaining an end-user license. However, in some

countries, administrative permissions are required. For

license information, consult your local dealer. Bluetooth®

operates in license-free bands.

Before operating an eGPS 20T GNSS receiver,

determine if authorization or a license to operate the unit is

required in your country. It is the responsibility of the

end-user to obtain an operator’s permit or license for the

receiver for the location or country of use.

1.1.3. Use and Care

This receiver is ruggedized to withstand tough

environmental conditions that occur in the ﬁeld. However,

the receiver is a high-precision electronic instrument and

should be treated with reasonable care.

CAUTION - Operating or storing the receiver

outside the speciﬁed temperature range will cause

irreversible damage.

1.2. Technical Support

If you have a problem and cannot ﬁnd the information you

need in this manual or on the eGPS Solutions website

www.egps.net, you can contact our technical support team

at (770) 695-3361.

1.3. Disclaimer

Before using the receiver, please make sure that you have

read and understood this Quick Start Guide, as well as the

safety information. eGPS Solutions holds no responsibility

for the incorrect operation by users and for the losses

incurred by misunderstanding this guide. However, eGPS

Solutions reserves the right to update and optimize the

contents in this guide regularly. Please contact your local

dealer from which you purchased the receiver for new

information.

1.4. Your Comments

Your feedback about this user guide will help us to improve

it in the future. Please email your comments to

[email protected].

2. Getting Started with the eGPS 20T

2.1. About the Receiver

The eGPS 20T GNSS receiver incorporates a GNSS engine,

GNSS antenna, internal radio, 4G cellular modem,

Bluetooth, WiFi and dual batteries in a ruggedized and

miniature unit. Either unit may be a base, rover, or used

without other devices for static collection. The IMU-RTK

technology provides robust and accurate GNSS positioning.

The LCD panel enables users to check satellite-tracking

status, internal battery status, WiFi status, working mode,

data logging status and basic receiver information.

The receiver can be used as part of a Network RTK GNSS

system with Carlson SurvCE, MicroSurvey Field Genius or

CHC LandStar7 Android software. Static positions can be

stored in Rinex 2.11 format for easy OPUS submittal using

only the receiver.

When using the eGPS 20T without additional equipment,

conﬁguration of the many features is accomplished through

a web browser. CHC LandStar7 may also be downloaded

from the Android app store. Static positions can be taken

by pressing the function button for 5 seconds.

2.2. Parts of the Receiver

The operating controls are all located on the front panel.

Battery compartment and SIM card slot are located on the

back. Serial ports and connectors are located on the

bottom of the unit.

2.2.1. Front Panel

The following ﬁgure shows a front view of the receiver.

Front Panel

Correction LEDSatellite LED

Power ButtonFunction Button

The front panel contains four indicator LEDs and two

buttons.

Indicator

LED/ Button

Color Description

Correction

LED

Green • Indicated whether the receiver

is transmitting/receiving

differential data.

• The green LED ﬂashes once

per second when:

a) As a Base Station:

successfully transmitting

differential data.

b) As a Rover Station:

successfully receiving

differential data from Base

Station.

Satellite LED Blue • Shows the number of satellites

that the receiver has tracked.

• When the receiver is searching

satellites, the blue LED ﬂashes

once every 5 seconds.

• When the receiver has tracked

N satellites, the blue LED will

ﬂash N times every 5 seconds.

NOTE - The screen display comes up and notiﬁes

“Battery Low” when batteries need to be recharged.

Name Color Description

Function

Button

Yellow • Move to the next line of the menus

or options.

• Move to next character of the value

that you want to change.

• Cancel the change you make on a

function.

Power

Button

Red Works as a Power button:

Press and hold this button for 3

seconds to turn on or turn off the

receiver.

Works as a Conﬁrm button.

Works as a Reset button:

Hold Function button and press

this button 5 times to reset the

mainboard.

Power Button

Function Button

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