GTM-204M-4G
Series
Industrial 4G LTE Modem
User’s Manual V1.1
GTM-204M-4G Series User’s Manual v1.1
High Quality, Industrial Data Acquisition, and Control Products
Warranty
All products manufactured by ICP DAS are warranted against defective
materials for a period of one year from the date of delivery to the original
purchaser.
Warning
ICP DAS assumes no liability for damages consequent to the use of this
product. ICP DAS reserves the right to change this manual at any time
without notice. The information furnished by ICP DAS is believed to be
accurate and reliable. However, no responsibility is assumed by ICP DAS
for its use, or for any infringements of patents or other rights of third parties
resulting from its use.
Copyright
Copyright 2016 by ICP DAS CO., LTD. All rights reserved worldwide.
Trademark
The names used for id entificati on onl y may be regist ered tradem arks o f their
respective companies.
Contact us
If you have any problem, please fe el free to c ontact us.
You can count on us for quick response.
Email：service@icpdas.com
GTM-204M-4G Series User’s Manual v1.1
Symbol description
RoHS
Manufacture of this product strictly abide by the rules
of lead-free and does not con
tain any harmful
substances.
WEEE
This symbol means this product must be collected at
the time of discarding in the EU.
HOT SURFACE DO NOT TOUCH
This symbol means this
product’s enclosure may be
with high temperature, do not touch before cooling or
else will be burned.
USB
This product support USB 2.0 interface.
GTM-204M-4G Series User’s Manual v1.1
I
Table of Contents
1. Introduction ............................................................................... 1
2. Hardware Specifications ........................................................... 2
3. Hardware Appearance ............................................................... 4
3.1 View of the GTM-204M-4G Panel ......................................................... 4
3.2 Pin Assignments .................................................................................... 4
3.3 LED Indicators ....................................................................................... 5
4. Hardware Wire Connection ....................................................... 6
4.1 Reset Wire Connection ......................................................................... 6
4.2 Installation ............................................................................................. 7
4.3 Quick Test ............................................................................................. 8
4.3.1 Hardware installation ................................................................... 8
4.3.2 Software installation (Hyper terminal).......................................... 9
5. GPRS Connection .................................................................... 14
5.1 XPAC-8000 (Microsoft Windows XP) .................................................. 14
5.1.1 GTM-204M-4G Hardware Requirement .................................... 14
5.1.2 Create a New Modem ............................................................... 15
5.1.3 Create a New Dial-up and Networking Connection ................... 21
6. USB Driver Installation ............................................................ 29
6.1 XPAC-8000 (Microsoft Windows XP) .................................................. 29
7. Revision History ...................................................................... 37
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1. Introduction
The GTM-204M-4GE is an industrial 4G LTE and Quad-band GSM modem with
RS-232 and USB interfaces that work at frequencies of FDD LTE B1/B3/B5/B7/B8/B20 and
WCDMA 850/900/2100 MHz and GSM 850 MHz, EGSM 900 MHz, DCS 1800 MHz , PCS
1900 MHz. The modems utilize the 4G or 3G or GPRS network to transfer data. The
features of the GTM-204M-4GE allow a variety of PLC and PC applications to take
advantage of SMS and 4G or 3G or GPRS connectivity.
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2. Hardware Specifications
Item
GTM-204M-4GE
GTM-204M-4GA
GTM-204M-4GC
GSM / GPRS Interface
Frequency Band 850/900/1800/1900
MHz
850/1900MHz 900/1800MHz
GPRS Connectivity GPRS class 12; GPRS station class B
Data
GSM max. 85.6kb/s
UMTS max. 384kb/s
DC-HSPA+ max. 42mb/s
LTE-FDD max. 100mb/s
Coding Schemes CS 1, CS 2, CS 3, CS 4
3G Interface
Frequency Band(WCDMA)
850/900/2100 MHz 850/1700/1900 MHz 900/2100 MHz
Frequency Band(TDSCDMA)
1900/2100 MHz
4G Interface
Frequency Band(FDD) B1/B3/B5/B7/B8/B20 B2/B4/B5/B12/B17 B1/B3/B8
Frequency Band(TDD) B38/B39/B40/B41
SMS
SMS MT, MO, CB, Text, and PDU mode
Comm. Interface
COM Port RxD, TxD, GND
COM Port Baud Rate 9600 bps ~ 115200 bps (default：115200 bps)
USB USB 2.0 (high speed)
USB Driver Support Windows XP/Vista/7/8/CE, Linux
LED Indicators
Power Red
3G/GSM Green
Power
Protection Power reverse polarity protection
Frame Ground Protection ESD, Surge, EFT, Hi-Pot
Required Supply Voltage +10 VDC ~ +30 VDC
Rated Current 30 ~ 15 mA / 10 ~ 30 VDC
Reset Input
Input Type Isolated, 3750 V
rms
On Voltage Level +3.5 VDC ~ +30VDC
Off Voltage Level +1 VDC max.
Input Impedance 3 kΩ, 0.25W
Mechanical
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Casing Metal
Dimensions (W x L x H) 28 mm x 78.5 mm x 100 mm
Installation DIN-Rail
Environment
Operation Temperature -25℃ to 70℃
Storage Temperature -40℃ to 80℃
Humidity 5~90% RH, non-condensing
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3. Hardware Appearance
3.1 View of the GTM-204M-4G Panel
3.2 Pin Assignments
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3.3 LED Indicators
There are two LED indicators to help users to judge the various conditions of
GTM-204M-4G. The descr ipt ion is as follows：
A. PWR(Red)：The PWR LED can indicate the status of Power module.
Power normal
Power fail
Always ON Always OFF
B. 4G (Green)：The modem LED can indicate the status of GSM module.
4G module normal
4G module fail
Data transmission
ON 2 sec and OFF 1 sec
OFF
or
ON 1 sec and OFF 2
sec
Blinking per 0.2 sec
4G module normal
4G module fail
1
2 3 4
5 6
7
ON
OFF
Time(sec)
ON
OFF
Time(sec)
1
2
3
4
5 6
7
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4. Hardware Wire Connection
4.1 Reset Wire Connection
Input Type
Reset State ON Reset State OFF
Reset
Input
Reset Input
ON V ol t ag e Level +3.5 VDC ~ +30 VDC
OFF Voltag e Level +1 VDC max.
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4.2 Installation
GTM-204M-4G should be installed by technical person who should be with the proper
authorization.
GTM-204M-4G should install on the location that general person will not be touch.
SIM card and 4G ante nna i nstallation
WARNING! HOT SURFACE DO NOT TOUCH
The product’s enclosure may be with high temperature, do not touch before
cooling or else will be burned.
SAFETY INSTRUCTION NOTES
The unit installation to final system and the DC source (SELV, Limited Power
Source) that is intended to connect with power input pins (DC.+VS / DC.GND)
should be complied with requirements of EN 60950-1. Be sure before connect
to input pins.
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4.3 Quick Test
4.3.1 Hardware installation
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4.3.2 Soft ware installation (Hyper terminal)
Step 1：Start → All Programs → Accessories → Communications → Hyper Terminal
Step 2：If there is a pop-up form that says “Default Tel net Program ?”, pl ease selec t “Yes”
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Step 3：Input new connection name → Click “OK”
Step 4：Select your PC serial port → Click “OK”
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Step 5：Please refer to the following settings
Bits per second
115200
Data bits 8
Parity None
Stop bits
1
Flow control None
Step 6：File → Properties
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Step 7：Settings → Click “ASCII Setup…”
Step 8：Select “Echo typed characters locally” → Click “OK”
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Step 9：Input “AT” and press “Enter”, then you will receive “AT OK”
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5. GPRS Connection
5.1 XPAC-8000 (Microsoft Windows XP)
5.1.1 GTM-204M-4G Hardware Requirement
A. GTM-204M-4G (Please install USB driver first)
B. XPAC-8000
C. USB cable
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5.1.2 Create a New Modem
Step 1：Cont r ol Panel → Double-click “Phone and Modem Options”
Step 2：Set the area code for the first time → Click “OK”
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Step 3：Control Panel → Double-click “Phone and Modem Options” → Modem →
Click “Add”
Step 4：Select “Don‘t detect my modem; I will select it fro m a l is t . ” → Click “Next”
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Step 5：Select “Standard Modem Types” → Select “Standard 19200 bps Modem”
→ Click “Next”
Step 6：Select your COM Port to connect to the modem → Click “Next”
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Step 7：Click “Finish” to finish the install new modem.
Step 8：Control Panel → Double-click “Phone and Modem Options” → Modem →
Select “Standard 19200 bps Modem” → Click “Properties”
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Step 9：Modem → Maximum Port Speed → 115200
Step 10：Advanced → Extra initialization commands
Note：GPRS’s APN must be provided from your Telecom. CO., LTD.
For example in Taiwan: AT+CGDCONT=1,”IP”,”INTERNET”
For example in China: AT+CGDCONT=1,”IP”,” CMNET”
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Step 11：Diagnostics → Query Modem → Click “OK”
Note：If user queries modem that gets an Error, Please try again.
Step 12：Click “OK”
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5.1.3 Create a New Dial-up and Networking Connection
Step 1：Control Panel → Network Connections → Click “Create a new connection”
Step 2：Click “Next”
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Step 3：Select “Connect to the Internet” → Click “Next”
Step 4：Select “Connect using a dial-up mode m” → Click “Next”
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Step 5：ISP Name → Your GPRS‘s name → Click “Next”
Step 6：Phone Number: → Click “Next”
Note：Phone Number must be provided from y our Telecom. CO., LTD.
For example in Taiwan: *99***1#
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Step 7：GPRS‘s User name and GPRS‘s Password → Click “Next”
Note：GPRS’s User name and GPRS’s Password must be provided from your Telecom.
CO., LTD.
Step 8：Click “Finish”
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Step 9：Control Panel → Network Connections → Click “Your GPRS‘s name” →
File → Properties
Step 10：General → Select “Standard 19200 bps Modem” → Click “Configure”
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Step 11：Maximum speed(bps) → Select “115200” →
disable “Enable hardware flow control”(Note) → Click “OK”
Note：Please don‘t select “Enable hardware flow control”
Step 12：Click “OK”
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Step 13：Control Panel → Network Connections → Double-Click “Your GPRS‘s
name”
Step 14：Click “Dial”
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Step 15：If you connect to internet successfully, your toolbar has new logo
Step 16：You can Double-Cli ck the new logo → Click “Details” → Get your IP ad dress
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6. USB Driver Installation
6.1 XPAC-8000 (Microsoft Windows XP)
Step 1：Double Click “GTM-204M-4G USB driver V1.00.exe” to install the driver.
Step 2：Click “Next”.
Step 3：Click “Next”
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Step 4：Select “Install”
Step 5：Click “Finish”
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Step 6：Connect the USB of GTM-204M-4G with the PC
Step 7：The “Found New Hardw ar e Wizard” window for “Quectel LTE Modul e” will pop-out.
Please click “Next”.
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Step 7-1：Click “Continue A nyway”.
Step 7-2：Click “Finish” if you got a success message.
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Step 7-3：Click “Back” if you got a fail message, and then choose “Install from a list or
specific location” in all install steps.
Step 7-4：Click “Browse” to choose your installing folder, and Click “Next”.
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Step 8：The “Hardware Installation” window for “GTM-204M-4G Wireless Ethernet Adapter”
will pop-out. Please click “Continue Anyway”.
Step 9：The “Hardware Installation” window for “GTM-204M-4G USB AT Port” will pop-out.
Please click “Continue Anyway ”.
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Step 10：The “Hardware Installation” window for “GTM-204M-4G USB NMEA Port” will
pop-out. Please click “Continue Anyway”.
Step 11：The “Hardware Installation” w indow for “GTM-204M-4G USB DM Port” will pop-out.
Please click “Continue Anyway”.
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Step 12：Finish the all i nstal l s te ps. Ple ase open “ Dev ice manag er” , and y ou w ill found new
8 items in your computer.
The “GTM-204M-4G USB Modem” is a Modem for dial-up to 4G/3G/GPRS Network.
The “GTM-204M-4G USB AT Port” is an “AT command port” for GSM library.
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7. Revision History
Revision
Date
Author
Description
1.0 2016/06/14 Eddie First Release
1.1 2016/09/09 Eddie Modify Hardware Specifications
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