Queclink GL50MG User manual

GL50MG User Manual
EGPRS/LTE Cat-M 1/ LT E C a t -NB1/GNSS Tracker
QSZTRACGL50MGUM0100
Version: 1.00

GL50MG User Manual
Document Title GL50MG User Manual
Version 1.00
Date 2020-08-25
Status Released
Document Control ID QSZTRACGL50MGUM0100
General Notes
Queclink offers this information as a service to its customers, to support application and
engineering efforts that use the products designed by Queclink. The information provided is
based upon requirements specifically provided to Queclink by the customers. Queclink has not
undertaken any independent search for additional relevant information, including any
information that may be in the customer’s possession. Furthermore, system validation of this
product designed by Queclink within a larger electronic system remains the responsibility of the
customer or the customer’s system integrator. All specifications supplied herein are subject to
change.
Copyright
This document contains proprietary technical information which is the property of Queclink.
Copying of this document, distribution to others or using or communication of the contents
thereof is forbidden without express authority. Offenders are liable to the payment of damages.
All rights are reserved in the event of a patent grant or the registration of a utility model or
design. All specifications supplied herein are subject to change without notice at any time.
Copyright © Queclink Wireless Solutions Co., Ltd. 2020
QSZTRACGL50MGUM0100

GL50MG User Manual
Contents
0. Revision History.............................................................................................................................1
1. Introduction ..................................................................................................................................2
1.1. GL50MG Product................................................................................................................2
1.2. Reference ...........................................................................................................................2
1.3. Terms and Abbreviations....................................................................................................2
2. Product Overview..........................................................................................................................3
2.1. Product Appearance...........................................................................................................3
2.2. Key Description...................................................................................................................3
2.3. LED Description ..................................................................................................................4
2.4. Parts List .............................................................................................................................5
3. Interface Definition .......................................................................................................................6
4. Getting Started ..............................................................................................................................7
4.1. Opening and Closing the Case............................................................................................7
4.2. Turning on/off the Device ..................................................................................................7
4.3. Installing a SIM Card...........................................................................................................8
5. Installation Precautions.................................................................................................................9
6. Troubleshooting and Safety Info .................................................................................................10
6.1. Troubleshooting ...............................................................................................................10
6.2. Safety Info ........................................................................................................................10
7. Appendix: Supported Accessories ...............................................................................................11
QSZTRACGL50MGUM0100

GL50MG User Manual
0. Revision History
Revision Date Author Description of Change
1.00 2020-08-25 Heymi Lin Initial
QSZTRACGL50MGUM01001

GL50MG User Manual
1. Introduction
GL50MG is an IP68 waterproof GNSS tracker that features up to 3 years standby time
powered by internal batteries and supports wireless charging. The device is ideal for lot
management and other tracking applications that require real-time monitoring on
temperature and light. GL50MG supports LTE Cat M1/NB1 network on multiple bands for
operation in America, Europe, and Oceania with a fallback to GPRS.
1.1. GL50MG Product
Table 1. GL50MG Product
Model No. Region Technology Operating Band (MHz)
GL50MG Worldwide eMTC/NB-IoT
GSM:GSM850/PCS1900
LTE-FDD:
B2/B4/B5/B12/B13/B26
1.2. Reference
Table 2. GL50MG Protocol Reference
SN Document Name Remark
[1] GL50MG @Track Air
Interface Protocol
The air interface protocol between GL50MG and
backend server
1.3. Terms and Abbreviations
Table 3. GL50MG Terms and Abbreviations
Abbreviation Description
RXD Receive Data
TXD Transmit Data
GND
Ground
QSZTRACGL50MGUM01002

GL50MG User Manual
2. Product Overview
2.1. Product Appearance
Figure 1. GL50MG Product View
2.2. Key Description
Table 4. GL50MG Key Description
Key Functions
To power on: Long press for more than 3 seconds
To check the device status: Press the key for one time
To power off (needs to be configured): Long press for more than 3s after
power on
Key
LEDs
QSZTRACGL50MGUM01003

GL50MG User Manual
2.3. LED Description
Figure 2. GL50MG LEDs
There are two LEDs on GL50MG. They can work separately and in combination to indicate the
status of the device. For the details when they work separately, please see the table below:
Table 5. GL50MG LED Description (work separately)
Fast flash: 100ms on/200ms off
Slow flash: 200ms on/1000ms off
Note: The LEDs will be on about 5 minutes after power on. After that, they will always be off.
When they work in combination, the details are described as below:
Table 6. GL50MG LED Description (work in combination)
LED Event State
Status LED
(Green)
Searching network Fast flash
The device has been registered on network
Slow flash
SIM is locked by PIN Solid on
Network modem off
Solid off
GPS LED
(Blue)
GPS is in the process of fixing Fast flash
GPS is on and GPS gets fix Slow flash
GPS off Solid off
During power on
The STATUS LED will be on for about 5s, and then both
the LEDs will flash alternatively.
When checking the device status
Both the LEDs will be on to indicate the device still
works.
During power off
Both the LEDs will flash simultaneously to indicate the
device is being powered off.
LEDs
QSZTRACGL50MGUM01004

GL50MG User Manual
2.4. Parts List
Table 7. GL50MG Parts List
Name
Picture
Description
GL50MG Locater
EGPRS/LTE
Cat-M1/LTE
Cat-NB1/GNSS
Tracker
GL50MG Back
Glue
Used to install
GL50MG
GL50MG Data
Cable
(Optional)
USB data cable
which can be used
for firmware
upgrade and
configuration
QSZTRACGL50MGUM01005

GL50MG User Manual
3. Interface Definition
GL50MG has an internal 4-pin connector. It can be used to configure the device. The definition of
the pins is in the following table.
Figure 3. 4-pin Connector of the GL50MG
Table 8. Description of 4-pin Connections
Index Pin Name Description
1 USB_5V Not used
2 RXD MCU UART RXD
3
TXD
MCU UART TXD
4 GND Power and digital ground
QSZTRACGL50MGUM01006

GL50MG User Manual
4. Getting Started
4.1. Opening and Closing the Case
Figure 4. GL50MG Screw Position
To open/close the case: Unfasten or tighten the 4 screws at backside.
4.2. Turning on/off the Device
Figure 5. GL50MG Battery Switch and Key
To turn on: Long press the key for more than 3 seconds.
To turn off (needs to be configured): Long press for more than 3s after power on.
Power Key
QSZTRACGL50MGUM01007