DECODE GT340 User Manual

Industrial gsm communicator, gsm terminal

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User's Manual
GSM Terminal GT340
Industrial GSM Communicator

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Summary of Contents for DECODE GT340

  • Page 1 User's Manual GSM Terminal GT340 Industrial GSM Communicator...
  • Page 2 The use of the product is at sole discretion of the user. Decode cannot be held responsible for any damages arising due to use of this product and makes no warranty, representation or guarantee regarding the suitability of the products for any particular purpose or the continuing production of any product.
  • Page 3: Table Of Contents

    Table of Contents 1 Preface........................4 1.1 Symbols............................4 1.2 Safety Instructions........................4 1.3 Document versions........................5 2 Overview........................6 2.1 Ordering information.........................7 2.2 Accessories..........................7 3 Device Description....................8 3.1 SIM card............................8 3.2 Antenna connection........................9 3.3 LED indicators...........................10 3.4 RS232 serial interface......................11 3.5 Power supply..........................12 3.6 DIN rail mounting holder......................12 4 Operation description...................13 4.1 Basic operation.........................13 4.1.1 Terminal program......................13...
  • Page 4: Preface

    User's Manual GSM Terminal GT340 Preface Preface 1.1 Symbols WARNING - Safety notice, which must be followed, may have influence on the user’s safety or the function of the device. IMPORTANT - Notice, which must be followed to avoid possible problems, which can arise in specific cases.
  • Page 5: Document Versions

    User's Manual GSM Terminal GT340 Preface 1.3 Document versions Document Date Note version v1.0 24/07/2018 First release www.decode.rs 5/26...
  • Page 6: Overview

    Overview Overview DECODE GT340 is compact dual-band GSM/GPRS terminal which enables easy connection of the user devices and PCs to the GSM network. It is based on uBlox SARA-G340 module with integrated TCP/IP stack. The micro SIM card is placed through the hole on the front panel of the device.
  • Page 7: Ordering Information

    User's Manual GSM Terminal GT340 Overview Ordering information Package include GSM Terminal GT340 in desktop aluminum case. For additional equipment see section 2.2 Accessories. Model Description GSM/GPRS terminal, 900 MHz/1900 MHz, desktop case, GT340 10410 RS-232 DCE interface, power supply voltage 8 - 30 V DC Accessories Additional equipment is listed in the table below.
  • Page 8: Device Description

    Device Description Device Description GSM Terminal GT340 is enclosed in 88x58x28mm aluminum desktop housing. By obtaining optional adapter, it can be mounted on DIN 35 mm rail. Front panel contains slot for micro SIM card, SMA connector for GSM antenna and LEDs for indication of power supply and activity of GSM network.
  • Page 9: Antenna Connection

    User's Manual GSM Terminal GT340 Device Description 3.2 Antenna connection Connect external antenna with SMA male connector to SMA jack connector on device. Make sure the antenna is for the GSM 900/1800MHz frequency with impedance of 50Ω, Secure the connector tightly.
  • Page 10: Led Indicators

    User's Manual GSM Terminal GT340 Device Description 3.3 LED indicators LEDs on the front panel indicate the presence of the power supply voltage and activity of the GSM network. Following table describes device status depending on LED PWR presentation: Name...
  • Page 11: Rs232 Serial Interface

    3.4 RS232 serial interface RS-232 communication with user device or PC can be established via standard DB9 female connector. GT340 acts like standard DCE device. Auto baud rate detection is set by default, format is 8N1, with enabled hardware flow control.
  • Page 12: Power Supply

    Device Description 3.5 Power supply GSM Terminal GT340 must be powered with DC power supply in range from 8V to 30V. Follow polarity designation on the rear panel of the device. Device has overvoltage protection (TVS diode) and it is protected against reverse polarity (serial diode).
  • Page 13: Operation Description

    4.1 Basic operation 4.1.1 Terminal program For communication and setting up the GT340, one can use terminal program such as “PuTTY”. It is an open source software and can be downloaded, free of charge, at www.putty.org. Choose the correct COM port and serial port parameters (e.g. 115200bps, 8bits, no parity bit, 1 stop bit, RTS/CTS hardware flow control).
  • Page 14: At Command Guide

    User's Manual GSM Terminal GT340 Operation description 4.1.2 AT command guide Following are examples of some AT commands. Please refer to the “u-blox AT Commands Manual” for a full description. NOTE: Issue “ AT+CMEE=1↲ ” to have extended error code (+CME ERROR), and “...
  • Page 15: Factory Settings

    User's Manual GSM Terminal GT340 Operation description 4.1.3 Factory settings In the following table are some of the factory settings for GT340 Terminal. Please refer to the “u-blox AT Commands Manual” for a full description. Factory AT command Description settings...
  • Page 16: Dial-Up Connection

    User's Manual GSM Terminal GT340 Operation description 4.2 Dial-up connection This chapter explains how to install modem driver and create dial-up connection for data transmission via GSM/GPRS service. 4.2.1 Modem driver Installation Install the modem driver using the Control Panel -> Add New Hardware Wizard (Windows XP), or typing hdwwiz in the Start Menu ->...
  • Page 17 User's Manual GSM Terminal GT340 Operation description In the next window mark Install the hardware that I manually select from a list (Advanced): Fig. 15: Install the hardware Click Next. In the next window choose Modems: Fig. 16: Choose Modems Click Next.
  • Page 18 User's Manual GSM Terminal GT340 Operation description Fig. 17: Choose from a list Mark field Don't detect my modem; I will select it from list. Click Next. In the next window choose Standard 9600 bps Modem: Fig. 18: Choose Standard 9600 bps Modem Click Next.
  • Page 19 User's Manual GSM Terminal GT340 Operation description Choose serial port to which modem is connected: Fig. 19: Choose serial port Click Next. Wait for installation of modem driver to be finished. Fig. 20: Finished modem install Click Finish. www.decode.rs 19/26...
  • Page 20 User's Manual GSM Terminal GT340 Operation description Open Device Manager and expand Modems group: Fig. 21: Device Manager Right click on Standard 9600 bps Modem and choose Properties. In field Extra initialization commands enter APN name. Fig. 22: Modem Properties For example, for MTS provider, enter command AT+CGDCONT=1,"IP","CORPMTS064".
  • Page 21: Creating Dial-Up Connection

    User's Manual GSM Terminal GT340 Operation description 4.2.2 Creating Dial-up connection On Windows operating system, open the Control Panel, then open the Network and Sharing Center, and finally click Set up a new connection or network. Fig. 23: Set up a dial-up connection In this window, click on Set up a dial-up connection, and in the next window, enter the parameters for access to APN (phone number, user name, password).
  • Page 22 Control Panel -> Network and Internet -> Network and Sharing Center -> Change adapter settings: Fig. 26: Dial-up connection Once the dial-up connection is established, user device or PC connected to GT340 can access to all devices in the APN. www.decode.rs...
  • Page 23: Technical Specifications

    User's Manual GSM Terminal GT340 Technical specifications Technical specifications uBlox SARA-G340, Dual-Band GSM 900/1800 MHz Compliant with 3GPP GSM Phase 2/2+ standard Multiplexed RS232 interface, 3GPP TS 27.010 AT command interface, 3GPP TS 27.007 Power saving Multi-slot Class 10 (uplink 42.8Kbps, downlink 85.6 Kbps)
  • Page 24 User's Manual GSM Terminal GT340 Technical specifications DC power supply, from 8 to 30V Power supply overvoltage and reverse polarity protection Power supply connector Pluggable screw clamp, 3.5mm, 1.5mm2 Power consumption Standby 0.2W, Max 2.5W Dimension 88 x 58 x 28 mm (without connectors)
  • Page 25: Troubleshooting

    Check if the RS232 cable has been connected properly Check if the terminal program has proper setting. Factory default of GT340 is: - Auto baud rate detection (issue “ AT↲ ” in uppercase to adjust baud rate of the GT340) - 8 data bits...
  • Page 26: Product Label

    Decode office or return it to Decode. Contact Please contact a Decode office if you have any questions regarding the information contained in this manual or Decode products, or if you have any other inquiries. Decode d.o.o.

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