e-survey eSA2 User manual

eSA2
Quick Start Guide


Copyright © Shanghai eSurvey GNSS Co., Ltd. 2022. All rights reserved.
No part of this document may be reproduced or transmitted in any form
or by any means without prior written consent of Shanghai eSurvey GNSS
Co., Ltd.
Trademarks and Permissions
and other eSurvey trademarks are trademarks of Shanghai
eSurvey GNSS Co., Ltd.
All other trademarks and trade names mentioned in this document are
the property of their respective holders.
Notice
The purchased products, services and features are stipulated by the
contract made between eSurvey and the customer. All or part of the
products, services and features described in this document may not be
within the purchase scope or the usage scope.
The information in this document is subject to change without notice.
Every effort has been made in the preparation of this document to
ensure accuracy of the contents, but all statements, information, and
recommendations in this document do not constitute a warranty of any
kind, express or implied.

Before You Start
Dear customers,
Thank you for purchasing the eSurvey eSA2. Before starting your work,
please carefully read the following:
• This user guide is for your product only. If the actual situation does not
match with the situation in the user guide, the actual situation shall
prevail.
• Improper use of the product can lead to death or injury to persons,
damage to property and/or malfunction of the product. For safety
and instructions on how to use this product, please carefully read the
precautions for safe operation, disclaimers and instructions in the user
guide and at all times comply with the same. Remember that YOU are
the key to safety.
• The information in this user guide is subject to change without notice.
We reserve the right to change or improve the product as well the
content in the user guide without any obligation to notify you. For any
questions, please contact us.

Precautions for Safe Operation
Precautions can be divided into the following types according to the
degree of loss or injury in case of negligence or omission:
The following outlines the cautions that you should avoid when operating
the eSA2 and any of its components:
Storage
Transportation
It indicates a potentially hazardous situation that, if not avoided, may
result in INJURY OR PROPORTY DAMAGE OR IRRETRIEVABLE DATA LOSS.
• To reduce the self-discharge of the battery, please strictly follow the
temperature requirements, and keep the instrument dry.
• When transporting, please make sure the instrument and its
accessories are reasonably placed in a professional case to prevent
direct damage to the instrument from impact and vibration.
• Please recharge the instrument before use after storage.
• When transporting, please try your best to lighten libration on the
instrument.
• The eSA2 has a built-in lithium-ion battery. When transporting, please
comply with relevant national and international regulations.

It indicates a potentially hazardous situation that, if not avoided, could
result in SERIOUS INJURY OR EVEN DEATH.
Clean and Drying
Safety
• Please clean the instrument surface of the with a clean, soft and lint-free
cloth. If necessary, please wipe the instrument with clean water or alcohol.
• Please do not touch the instrument with wet hand. Otherwise, electric
shock may occur.
• Please always open the instrument box in a warm and dry place in all
kinds of weather conditions, after the back of eld operation.
• Please put the instrument rmly on the pole.
• Please make sure that all connectors are clean and dry all the time.
• To avoid accidental damage, please only use original supplied parts.
Otherwise, damage to the instrument may occur.
• Please do not arbitrarily stand or seat on the carrying case, or turn
over it. Otherwise, the instrument may be damaged.
The following outlines the warnings that you should avoid when operating
the eSA2 and any of its components:
• Please do not disassemble the instrument. Otherwise, re or electric
shock may occur. Only e-Survey authorized distributors can
disassemble or rebuild the instrument.
• Please do not cover the charger when charging. Otherwise, fire or
explosion may occur.

• Please do not use wet charger, defective power cable, socket or plug,
and power cable not specied by e-Survey. Otherwise, re or electric
shock may occur.
• Please do not put the instrument close to burning gas or liquid, and do
not put it in the re or high temperature condition. Otherwise explosion
may occur.
• Please avoid short circuit of the battery. Otherwise, re may occur.
• Please avoid disturbance of severe electrostatic discharge. Otherwise,
the instrument may have some degradation of performance like
switching on/off automatically, etc.
Disclaimer
It is your responsibility to exercise common sense and navigational
judgment while using the eSA2.
We assume no responsibility or liability for any damages to property
(including direct or indirect damage), personal injuries or death caused
by the following conditions:
• A faulty or intentional usage or misuse.
• Any disasters, such as earthquakes, storms, oods etc.
• A change of data, loss of data, an interruption of business etc.
• Wrong transport.
• Use of non-original parts.
• Usage not explained in the user guide.

Appearance
eSA2 at a Glance
The eSA2 main body is as follows:
The eSurvey eSA2 is an easy-to-use, wearable, portable smart antenna
that provides professional-level positioning data to any Android
instruments. And with the designated app support, the eSA2 can be
paired with iOS instruments as you wish.

Indicator Light
Power Button
Type C Port
• Off: powered off.
• Red:
Battery status
Bluetooth status
Datalink status
Satellite status
• Off: no Bluetooth.
• Green: Bluetooth connected.
• Flashing green: Bluetooth disconnected.
• Off: no receiving
differential signal.
• Flashing green:
datalink is
transmitting data
normally.
• Off: no receiving satellites.
• Green: xed/oat solution.
• Flashing green: single
solution.
• Green: full charged when it is connected
with the charger.
* Connected with the charger: in charge.
* Disconnected with the charger: in
working.
Through the color of the indicator light, you can know the following:
By pressing the power button, you can achieve the following:
• Power on the eSA2: long press the button for 3 seconds and release it.
All indicator lights will be on.
• Power off the eSA2: long press the button for 3 seconds and release it.
All indicator lights will be off.
Through the Type C port, you can charge your eSA2 and conduct serial
debugging.

This part focuses on how to help you quickly start your work.
It is recommended to establish communication between your eSA2 and
our eSurvey SurPad (an Android App).
1. Run app SurPad, tap Device
to enter Device page:
Quick Start
Establish Communication
To establish communication, do the following:
2. Tap Communication:

3. Set the following:
• Set Device Manufacturer to eSurvey.
• Set Device Type to eSA2.
• Set Communication Mode to Bluetooth.
4. Tap Search, and tap Stop until
the S/N of your instrument shows.
5. Tap the target instrument, and
tap Connect. The communication
is being established:
After establishing communication between your eSA2 and SurPad
software, the satellite icon at the top turns green

To set the rover, do the following:
To establish communication, do the following:
1. In Device page, tap Rover: 2. Select Phone internet to transmit
differential signals:
Set the Rover Station

3. Set the following:
• File name
• Cut-off angle: the minimum vertical angle that is allowed to
receive satellite signals. Signals below the angle will be ignored.
• Record raw data: to select whether to record raw data.
• Connect mode: to set it as NTRIP.
4. In CORS Settings area, set the CORS.
5. In MountPoint Settings area, select a mount point, and tap Get Access
Point.
6. Tap Apply.

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