Global Sat LT-20P Series User manual
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GlobalSat LT-20/LT-20P Series
User Manual
Version: 1.3
GlobalSat WorldCom Corporation
16F., No. 186, Jian 1st Rd., Zhonghe Dist.,
New Taipei City 23553, Taiwan
Tel: 886.2.8226.3799/ Fax: 886.2.8226.3899
www.globalsat.com.tw
USGlobalSat Incorporated
14740 Yorba Court, Chino, CA 91710
Tel: 888.323.8720 / Fax: 909.597.8532
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TABLE OF CONTENTS
1. Warning .................................................................................................................................................3
2. Welcome................................................................................................................................................4
3. Introduction...........................................................................................................................................5
3.1 Introduction.....................................................................................................................5
3.2 LED Indicators................................................................................................................6
4. Device Operation..................................................................................................................................7
4.1 Device Charging .............................................................................................................7
4.2 Function Button ..............................................................................................................8
4.3 Parameter Settings via iOSApp......................................................................................9
4.4 Firmware Upgrade via iOS App ...................................................................................16
5. Safety Information..............................................................................................................................22
6. Limited Warranty ................................................................................................................................22
7. FCC Warning.......................................................................................................................................27
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1. Warning
USE RESPONSIBLY. READ ALL INSTRUCTIONS AND
SAFETY INFORMATION BEFORE USE.
GlobalSat WorldCom Corporation / USGlobalSat, Inc., will not accept any responsibility
whatsoever for accidents or violations of local Laws resulting from failure to observe
common sense precautions and local laws. Your personal judgment, traffic regulations,
and common sense must always take precedence over any directions produced by GPS
receiver or the mapping software.
Indemnification:
User agrees to defend, indemnify and hold harmless GlobalSat WorldCom Corp. and USGlobalSat,
Inc., its officers, directors, employees and agents against and from any third party claims, actions,
damages or demands, including but not limited to, reasonable legal and accounting fees, resulting
from user's use or misuse of this product, violation of these Terms, or any activities related to this
product, or from user's violations of the rights of any other user of this product. Use of this Product is
at user's own risk.
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2. Welcome
Thank you for purchasing the GlobalSat LT-20/LT-20P. The LT-20/LT-20P is a sleek,
compact and feature rich tracking device. We appreciate your purchase of a GlobalSat
WorldCom Product!
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3. Introduction
3.1 Introduction
The LT-20/LT-20P is a LoRa®compliant solar tracker. The LT-20 is a cattle tracker. The
LT-20P is a compact asset tracker. Both of them have solar panel for charging by sunlight.
They could be charged by DC power via charging cradle as well.
Accessories (Optional)
1 Ear Tag Hole
2 GPS, BLE, Charging LED
3 Solar Panel
4 Function Button
5 Charging Pin
6 Micro USB Connection for Charging only
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3. Introduction (Continued)
3.2 LED Indicators
Charging LED (by cradle)
LED
Red Constantly Lit
Red Off
State
LT-20/LT-20P is being
charged
LT-20/LT-20P is fully
charged or it is not charged
BLE LED
LED
Blue Blinking Quickly
Blue Blinking Slowly
Blue Off
State
LT-20/LT-20P is searching
for pairing with App
LT-20/LT-20P is paired
with App
BLE is disable
GPS LED
LED
Green Blinking
Quickly
Green Blinking
Slowly
Green Off
State
LT-20/LT-20P is
searching for GPS fix
LT-20/LT-20P receives
GPS fix
GPS is disable
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4. Device Operation
4.1 Device Charging
Using the device for the first time, rechargeable battery will require the proper charge
before LT-20/LT-20P is operable. To maximize your device’s battery life, proceed by
performing the steps listed below.
1. Connect cradle to AC power adapter via micro USB cable.
2. Put LT-20/LT-20P to the charging cradle and red LED would be on while charging.
3. It should be charged at least 1.5 hours of battery charging time.
If you don’t purchase charging cradle, you could put our device which solar panel face to
proper sunshine to charge. It will take several days to be charged to at least 50% for the
proper operation.
Notice:
1. Please note the device will be charging by solar panel only when it’s on.
2. When it is in standby mode, it could not join to network server and send any
report.
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4.2 Function Button
1. To turn the device “ON”, press and hold the function button for 1 second and release
the function button. Then the BLE LED would blink quickly.
There are two kinds of behavior as following table when the device is on.
Operation mode
Standby mode
Short press the function button, the BLE
LED would have a quick blink.
Short press the function button, the BLE
LED would have a slow blink.
2. To turn the device “OFF”, press and hold the function button for around 5 to 6
seconds, you would see BLE LED would blink three times and then release the
function button.
3. To do hardware reset, press and hold the function button for 11 seconds and release
it.
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4.3 Parameter Settings via iOS App
1. Install LT-20 App as the following link https://apps.apple.com/tw/app/lt-20/id1492856834
from App store or QR code below. It would have icon as following.
2. Make sure you turn on BLE for mobile device and open LT-20App.
3. After device turned on [short press function button for 1 second, the BLE LED will
blink quickly for 5 seconds], press function button for 2 seconds, then BLE LED will
blink twice and release function button in order to pair with the device in 30 seconds.
4. Then click Scan button, it will search for LT-20 device and click it which you would
like to do settings as the following left picture. After pairing with the device, it would
get settings.
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5. Then FW version, LoRa MAC, device battery level, App Version would be shown at
the bottom of menu. You could modify parameters by entering into each item of
menu, for example, LoRaWAN, GPS, Operation Mode etc.
This manual suits for next models
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