LUKA User Manual
This section contains the user manual for the LUKA.
In This Manual
| Section | Description |
|---|---|
| Introduction | LUKA manual section |
| 2. General Operations | LUKA manual section |
| Technical Specifications | LUKA manual section |
| Typical Applications | LUKA manual section |
| 5.Terminology | LUKA manual section |
Document Information
Revision History
Version Revision Date Change Summary
1.0 20230208 Initial Release
1.1 20230414 Update Figures
1.2 20230614 Update Section 3.1
1.3 20230810 Update Section 1.3.1
1.4 20231222 Update Section 3.1
1.5 20251121 Update Section 2.5
LUKA GNSS Receiver User Agreement
Copyright © 2025 Tersus GNSS Inc.
CAUTION! Please read this notice carefully before using LUKA GNSS Receiver. Use of LUKA GNSS Receiver indicates acceptance of the terms and conditions of the User Agreement.
Thank you for using LUKA GNSS Receiver! This agreement is a legally binding contract between Tersus GNSS Inc. and you regarding the user of LUKA GNSS Receiver. Please read all the terms and conditions listed in the agreement carefully. Use of LUKA GNSS Receiver indicates that you have agreed to accept all of the terms of this Agreement. If you have any questions about the content of the terms of this Agreement, please contact Tersus GNSS Inc. If you do not agree to any of the terms and conditions of this Agreement, please do not proceed with the subsequent operations.
1.License
Tersus provides users with free licenses for Tersus software and related materials, for the purpose of product needs and improvement, when users use Tersus products. Tersus does not guarantee that the free license will not be changed. The license fee will be calculated according to the price published on Tersus official website [http://www.tersus-gnss.com]. Before you pay the license fee as agreed, Tersus will reserve the right not to provide you with Tersus software and related materials. Without the permission of Tersus, users are not allowed to resell it to a third party or use Tersus sofaware and related materials to obtain income through other means in any way.
2.Proprietary Rights
The user agrees that Tersus software and related materials shall belong to Tersus, and Tersus retains exclusive ownership of the trademarks and service marks represented by its company name and logo and all of the documentation related. The user agrees that all technologies, algorithms and processes contained in Tersus software constitute commercial secrets, and the user will protect them. User may not reverse engineer, decompile or disassemble the software, nor alter images used in the software and the documentation. The user are not allowed to copy, modify, and reproduce relevant information, no matter it is modified or translated into another language, unless the permission of Tersus is obtained. The user agrees that if the user violates this agreement, he will be liable for damages determined by the court.
3.Customer Service
According to the situation of users using LUKA GNSS Receiver, Tersus will continue to add features, improve performance and experience. Although it is the Tersus's customary practice to provide reasonable assistance and support in the use of Tersus products to customers, Tersus shall not be obligated to any user to provide technical assistance or support through this agreement, and may at Tersus's sole election charge a fee for customer service.
4.Update Policy
Tersus may regularly or irregularly, update the firmware of LUKA GNSS Receiver to add functions or fix issues. Tersus is not obliged to provide updates or modifications to any user, nor do we guarantee that that updates or modifications are fully in line with expectations.
5.Disclaimer
Tersus will try best to make that the function of LUKA GNSS Receiver run normally and the data calculation is correct, but Tersus does not guarantee that all functions of the LUKA GNSS Receiver meets the expectations, the data calculation is correct and the stability of the LUKA GNSS Receiver runs stably. Tersus and distributors will not be liable for any indirect, special, incidental, consequential or exemplary damages caused in any way.
6.Termination
This agreement is hereby terminated by mutual agreement or by any breach of any one or more provisions of this agreement by either party. In such cases, all rights of Tersus shall remain in force and effect. Any protected information data of user maintained on database shall upon notice to the user and at the discretion of Tersus may be destroyed.
7.Copyright
Tersus LUKA GNSS Receiver and related materials (including, but not limited to, any images, photographs, animations, video, audio, music or text incorporated into the LUKA GNSS Receiver), and all intellectual property rights associated with it, whether exists in a tangible media or in an electronic media is owned by Tersus. You may not remove or alter any trademark, logo, copyright and other proprietary notice in or on the products.
8.Other
Tersus has the right to amend all the contents of this agreement and product policy, and the right to interpret them within the scope of law.
This agreement will be effective once it is published, and Tersus has the right to modify the content of the agreement at any time, and the modified results will be published on the Tersus website. If you do not agree with the modifications made, you have the right to stop using LUKA GNSS Receiver. If the user continues to use, it is deemed that the user accepts the modifications.
The conclusion, implementation and interpretation of this agreement and the settlement of disputes shall be governed by the laws of China and subject to the jurisdiction of the Chinese courts. If any dispute arises between the parties regarding the content of this agreement or its implementation, the parties shall try to resolve it through friendly consultation; if consultation fails, either party may file a lawsuit in the court where Tersus GNSS is located.
Safety Information
Make sure that you have read and understood all safety requirements before you start using Tersus product.
Conventions
The following conventions are used in this manual:
[!] Information that supplements or clarifies text.
A caution that actions, operation or configuration may lead to incorrect or improper use of the hardware.
A warning that actions, operation or configuration may result in regulatory noncompliance, safety issues or equipment damage.
The following notices apply to LUKA GNSS receivers.
Operating or storing the receiver outside the specified temperature range can damage it.
Changes or modifications to this equipment not expressly approved by Tersus could void the user's authority to operate this equipment or even has risk to damage the receivers.
DO NOT use the receiver in a thunderstorm as there is increasing risk of being stuck by lightning.
Install the radio antenna before switching the radio transceiver to transmit mode, or the radio transceiver may be damaged due to overheating. The energy to be transmitted cannot be emitted out without the antenna, which may cause the temperature rise and overheat of the radio module.
+--------------------------------------------------------------------------------------------------------------------------------+--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| | Safety: exposure to radio frequency (RF) |
| | |
| | Exposure to RF energy is an important safety consideration. Although our product is compliance with the safety standard released by various standard organizations, the following precautions are recommended to ensure low exposure to radio frequency radiation. |
| | |
| | - DO NOT operate the transmitter when someone is within the following distances of the antenna: |
| | |
| | {=html} | | | <!-- --> | | | |
| | - Bluetooth, Wi-Fi, GSM/UTMS -- less than 20cm |
| | |
| | - 410-470MHz UHF radio -- less than 47cm |
| | |
| | {=html} | | | <!-- --> | | | |
| | - DO NOT operate the transmitter unless all RF connectors are secured and any open connectors are properly terminated. |
| | |
| | - DO NOT operate the equipment near electrical blasting caps or in an explosive atmosphere. |
| | |
| | - All equipment must be properly grounded. |
| | |
| | - All equipment should be serviced only by a qualified technician. |
+--------------------------------------------------------------------------------------------------------------------------------+--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
Notices
CE Marking
Tersus GNSS Inc. declares that LUKA GNSS receiver is in compliance with the essential requirements (radio performance, electromagnetic compatibility and electrical safety) and other relevant provisions of Radio Equipment Directive 2014/53/EU, Electromagnetic Compatibility (EMC) Directive 2014/30/EU, and Low voltage (LVD) Directive 2014/35/EU. Therefore the equipment is labeled with the following CE-marking. The Declaration of Conformity may be obtained from Tersus GNSS Inc.
RCM Marking
Tersus GNSS Inc. declares that LUKA GNSS receiver is in compliance with the essential requirements (electrical safety, EMC, & telecommunications) from Australian & New Zealand RCM compliance requirements. Therefore the equipment is labeled with the following RCM-marking.
The Declaration of Conformity may be obtained from Tersus GNSS Inc.
Waste Electrical and Electronic Equipment (WEEE)
+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+--------------------------------------------------------------------------------------------------------------+
| 
| > This product must not be disposed with household waste. |
| | > |
| | > Dispose of the product appropriately in accordance with the national regulations in force in your country. |
| | > |
| | > Always prevent access to the product by unauthorised personnel. |
+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+--------------------------------------------------------------------------------------------------------------+
| > Product-specific treatment and waste management information can be received from your local Tersus distributor. | |
+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+--------------------------------------------------------------------------------------------------------------+
Related Documentation
Table 0.1[]{#_Toc15104 .anchor} Document and software used in this user manual
Name Description Link
Tersus Tool Suite Tersus Tools including TersusDownload, TersusGeoPix, TersusGNSSCenter, TersusUpdate, TersusRinexConverter [https://www.tersus-gnss.com/software]
Nuwa Survey application running in the Android platform, David, LUKA and other NMEA devices can be configured with Nuwa. [https://www.tersus-gnss.com/software/software]
Tersus Geomatics Office Post processing tool for static data. [https://www.tersus-gnss.com/software/software]
Support
If there is any problem and the information needed cannot be found in the product documentation, log a technical support ticket in our tracking system [https://tersus.supportsystem.com/] , or mail to [support@tersus-gnss.com].
Table of Content
[Revision History 2](\l)
[LUKA GNSS Receiver User Agreement 3](\l)
[Safety Information 6](\l)
[Notices 8](\l)
[Table of Content 1](\l)
[List of Figures 1](\l)
[List of Tables 1](\l)
[1. Introduction 1](\l)
[1.1 Overview 1](\l)
[1.2 Receiver features 1](\l)
[1.3 Devices in the package 1](\l)
[1.3.1 LUKA GNSS receiver 1](\l)
[1.3.2 Type-C to USB cable 1](\l)
[1.3.3 Adapter 1](\l)
[1.3.4 TC50 controller 1](\l)
[1.3.5 External radio for LUKA 1](\l)
[1.3.6 Other accessories 1](\l)
[2. General Operations 1](\l)
[2.1 Setting up LUKA 1](\l)
[2.1.1 Insert the SIM card 1](\l)
[2.1.2 Fix LUKA on a tripod or ranging pole 1](\l)
[2.2 LUKA configuration 1](\l)
[2.2.1 Configure via button 1](\l)
[2.2.2 Configure via TC50 controller 1](\l)
[2.3 Data download 1](\l)
[2.3.1 Connection 1](\l)
[2.3.2 Download static data 1](\l)
[2.3.3 Download debug data 1](\l)
[2.4 Firmware upgrade 1](\l)
[2.5 Web UI 1](\l)
[2.6 Operations of TC50 controller 1](\l)
[2.6.1 Insert SIM card and SD card 1](\l)
[2.6.2 Using of touch screen 1](\l)
[3. Technical Specifications 1](\l)
[3.1 LUKA GNSS receiver 1](\l)
[3.2 TC50 controller 1](\l)
[3.3 External radio for LUKA 1](\l)
[3.4 Radio whip antenna 1](\l)
[4. Typical Applications 1](\l)
[4.1 Base station operation 1](\l)
[4.2 Rover operation 1](\l)
[4.3 Static survey 1](\l)
[4.4 Tilt survey and stakeout 1](\l)
[4.4.1 Tilt initialization 1](\l)
[4.4.2 Tilt survey 1](\l)
[4.4.3 Tilt stakeout 1](\l)
[4.5 Issues and solutions 1](\l)
[5.Terminology 1](\l)
List of Figures
[Figure 1.1 LUKA GNSS receiver 1](\l)
[Figure 1.2 Button and LEDs on LUKA GNSS receiver 1](\l)
[Figure 1.3 Smart battery with power display 1](\l)
[Figure 1.4 Bottom of LUKA GNSS receiver 1](\l)
[Figure 1.5 Type-C to USB cable 1](\l)
[Figure 1.6 Adapter for EU 1](\l)
[Figure 1.7 Adapter for US 1](\l)
[Figure 1.8 Adapter for UK 1](\l)
[Figure 1.9 Adapter for AU 1](\l)
[Figure 1.10 TC50 Controller 1](\l)
[Figure 1.11 TC50 Lithium Battery 1](\l)
[Figure 1.12 TC50 Charger 1](\l)
[Figure 1.14 External radio for LUKA 1](\l)
[Figure 1.15 High gain radio antenna 1](\l)
[Figure 1.16 Telescopic pole for radio antenna 1](\l)
[Figure 1.17 Serial-5pin to External-Radio-DC-5pin & Bullet-DC Cable 1](\l)
[Figure 1.18 Stylus pen for TC20 1](\l)
[Figure 1.19 GNSS antenna connector 1](\l)
[Figure 1.20 Height measure accessory 1](\l)
[Figure 1.21 Tape measure 1](\l)
[Figure 1.22 410-470MHz radio whip antenna 1](\l)
[Figure 1.23 Extension pole 30cm 1](\l)
[Figure 1.24 Metal fixing plate 1](\l)
[Figure 1.25 Ranging Pole 1](\l)
[Figure 1.26 Bracket for TC50 1](\l)
[Figure 1.27 Carrying Case 1](\l)
[Figure 1.28 Tool bag 1](\l)
[Figure 1.29 Configuration cable for 28W radio 1](\l)
[Figure 2.1 Insert the SIM card 1](\l)
[Figure 2.2 LUKA as a base without radio antenna 1](\l)
[Figure 2.3 LUKA as a rover without radio antenna 1](\l)
[Figure 2.4 Device functional group 1](\l)
[Figure 2.5 Connect LUKA via Bluetooth 1](\l)
[Figure 2.6 Device info of LUKA 1](\l)
[Figure 2.7 eBubble before adjusting 1](\l)
[Figure 2.8 eBubble after adjusting 1](\l)
[Figure 2.9 Base configuration 1](\l)
[Figure 2.10 Rover configuration 1](\l)
[Figure 2.11 Link status of Base 1](\l)
[Figure 2.12 Link status of Rover 1](\l)
[Figure 2.13 Connect LUKA to a computer 1](\l)
[Figure 2.14 Static record folder 1](\l)
[Figure 2.15 Static data for one day 1](\l)
[Figure 2.16 rtkmain.log file location 1](\l)
[Figure 2.17 Debug info folders 1](\l)
[Figure 2.18 Connect to LUKA via Bluetooth 1](\l)
[Figure 2.19 View LUKA firmware version 1](\l)
[Figure 2.20 connect the computer and LUKA 1](\l)
[Figure 4.1 LUKA as a base - network mode 1](\l)
[Figure 4.2 LUKA as a base - internal radio 1](\l)
[Figure 4.3 LUKA as a base - external radio 1](\l)
[Figure 4.4 Base setting interface 1](\l)
[Figure 4.5 Base configuration - Receiver Network (TCS) 1](\l)
[Figure 4.6 Base configuration -- PDA Network (Ntrip) 1](\l)
[Figure 4.7 Base configuration - Internal Radio 1](\l)
[Figure 4.8 Base configuration - External Radio 1](\l)
[Figure 4.9 Link status of base using internal radio 1](\l)
[Figure 4.10 LUKA as a Rover - Network Mode 1](\l)
[Figure 4.11 LUKA as a Rover - Internal Radio 1](\l)
[Figure 4.12 Rover setting interface 1](\l)
[Figure 4.13 Rover configuration - Internal Radio 1](\l)
[Figure 4.14 Rover configuration - Receiver Network (TCS) 1](\l)
[Figure 4.15 Rover configuration - Receiver Network (Ntrip) 1](\l)
[Figure 4.16 Rover configuration - PDA Network (Ntrip) 1](\l)
[Figure 4.17 Link status of Rover using internal radio 1](\l)
[Figure 4.18 Static Survey configuration 1](\l)
[Figure 4.19 Detailed information of tilt compensation 1](\l)
[Figure 4.20 Tilt status is ON 1](\l)
[Figure 4.21 Point stakeout when tilt compensation is on 1](\l)
List of Tables
[Table 0.1 Document and software used in this user manual 9](\l)
[Table 1.1 LED indicators 20](\l)
[Table 1.2 Power display and button 21](\l)
[Table 1.3 LED flash patterns 21](\l)
[Table 1.4 Receiver ports on the bottom side 23](\l)
[Table 2.1 Devices to set LUKA as a base without radio antenna 35](\l)
[Table 2.2 Devices to set LUKA as a rover without radio antenna 36](\l)
[Table 3.1 LUKA GNSS receiver performance 56](\l)
[Table 3.2 Pin definition of the TNC connector 58](\l)
[Table 3.3 Default factory configuration for internal radio 59](\l)
[Table 3.4 Detailed configuration information for internal radio 59](\l)
[Table 3.5 TC50 technical specification 60](\l)
[Table 3.6 External radio RS400H3 technical specification 61](\l)
[Table 3.7 Default factory configuration for Radio RS400H3 62](\l)
[Table 3.8 Radio whip antenna technical specification 63](\l)
[Table 4.1 Devices of LUKA as a base network mode 65](\l)
[Table 4.2 Devices of LUKA as a base internal radio mode 66](\l)
[Table 4.3 Devices of LUKA as a base external radio mode 67](\l)
[Table 4.4 Devices of LUKA as a rover network mode 72](\l)
[Table 4.5 Devices of LUKA as a rover internal radio mode 72](\l)
Support: support@tersus-gnss.com