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ADGT DTU2 Series Manual

Gprs/nb-iot data loggers
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GPRS/NB-IoT Data Loggers
DTU2xx
User Guide
Revision 2.1, November 2021

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Summary of Contents for ADGT DTU2 Series

  • Page 1 GPRS/NB-IoT Data Loggers DTU2xx User Guide Revision 2.1, November 2021...

  • Page 2: Safety Instructions

    DTU. ADGT systems reserves the right, without any prior notice, to make changes to the operating manual related to the improvements in hardware and software, as well as to eliminating misprints and inaccuracies.

  • Page 3: Table Of Contents

    Configuring Schedule ..............................32 Configuring SMS Notifications ..........................34 Configuring Power Consumption Mode When Switching Power to Battery ......... 35 Reboot and Reset ................................. 37 Firmware Update ................................37 Application 1 ................................. 39 Tel.: +420 538 890 720 e-mail: info@adgt.cz...

  • Page 4: Product Overview

    -C – a built-in 100-240 VAC power supply unit. A base hardware option for all DTU2xx data logger models. Other- wise, if there is no ‘-C’ marking for these models, that means that the device has 7-30 VDC power supply. Tel.: +420 538 890 720 e-mail: info@adgt.cz...
  • Page 5  Quick and easy device configuration: via PC as well as remotely using web interface. Application Areas  AMR/AMI Smart Metering Systems (heat, electricity, water, gas)  Automated Control Systems (temperature, leakage, pressure, 1-Wire, current loop)  Power and Energy Industry Tel.: +420 538 890 720 e-mail: info@adgt.cz...

  • Page 6: Technical Specifications

    If all inputs are configured as counting and the 12V and 7.5V power outputs are turned off. In the operating mode envisaging 3 communication sessions per month. ATTENTION! Increasing the loop polling frequency results in a shorter accumulator battery life. Tel.: +420 538 890 720 e-mail: info@adgt.cz...
  • Page 7 For devices with a GPRS modem, use a domain name to connect to the server. For devices with an NB-IoT modem, use only the IP address. When operating from battery at temperatures below 0°C, the battery life could be shorter. Tel.: +420 538 890 720 e-mail: info@adgt.cz...

  • Page 8: Appearance

    T-output should be connected to the B- output of RS-485 port) Ground RS-232 RS-232 interface TX data output connector RS-232 interface RX data input Mating part is a 3-pin terminal block with a screw clip (pitch - 3.81 mm). Tel.: +420 538 890 720 e-mail: info@adgt.cz...
  • Page 9 Data logger grounding screw Mating part is a 3-pin terminal block with a screw clip (pitch - 3.81 mm). Mating part is a 2-pin terminal block with a screw clip (pitch - 5.08 mm). Tel.: +420 538 890 720 e-mail: info@adgt.cz...

  • Page 10: Dtu2Xx Interfaces And Wiring Diagrams

    (SC), open circuit - if the meters have a NAMUR output.  ATTENTION! When you select the type of input HF impulse meter, you do not need to set the threshold resistance value, it will be adjusted automatically. Tel.: +420 538 890 720 e-mail: info@adgt.cz...
  • Page 11 (temperature sensors, leakage, magnetic influence, etc.). The open and closed resistance thresholds for this type of input are manually adjustable. Leakage sensor - the type of input used when connecting the ADGT leakage sensor to the ...
  • Page 12 IO1-IO4 inputs, and the +Upow output is connected to one of the DTU power outputs - 7.5V or 12V. Fig. 8. Connecting the current sensor to the DTU (powered by the data logger). Tel.: +420 538 890 720 e-mail: info@adgt.cz...

  • Page 13: Rs-232 And Rs-485 Interfaces

    64 devices with 1/2-unit load (1 / 2UL);  up to 128 devices with 1/4-unit load (1 / 4UL);  up to 256 devices with 1/8-unit load (1 / 8UL).  Tel.: +420 538 890 720 e-mail: info@adgt.cz...
  • Page 14 "two-channel" mode. On the one hand, the data transfer channel from the GPIO ports via the ADGT DTU protocol is kept active, and at the same time, a separate transparent communication channel between RS-232/RS-485 and the upper-level software is activated.

  • Page 15: Dtu2Xx Operating Modes

     When abnormal events occur at the object. Data logger sends alarm messages to the server in the event of a short circuit, an open circuit, when sensors are triggered, as well as when the maximum value of the pulse repetition rate at each of the inputs is exceeded. Tel.: +420 538 890 720 e-mail: info@adgt.cz...

  • Page 16: Led Indication

    ST2 and ST3 flash The indication is triggered at the end of the alternately for 3 seconds communication session if the connection to the server was accessed by pressing the SB button. Tel.: +420 538 890 720 e-mail: info@adgt.cz...

  • Page 17: Collection And Storage Of Information

    This parameter is called PLMN (public land mobile network) and is a 5-digit mobile network service area code including the mobile country code (MCC) and the operator's mobile network code (MNC). Tel.: +420 538 890 720 e-mail: info@adgt.cz...

  • Page 18: Backup Battery Power Supply

    OFF position). To activate the ability to switch the data logger to the stand-alone mode when the external power is turned off, turn the switch to the ON mode. Tel.: +420 538 890 720 e-mail: info@adgt.cz...

  • Page 19: Getting Started

    SIM card tray out of the SIM slot by pressing SIM card tray ejection button with a SIM ejection tool. Place the SIM cards into the trays and insert each tray back until it clicks: Tel.: +420 538 890 720 e-mail: info@adgt.cz...
  • Page 20 Recommended wiring diagrams are presented in Universal GPIOs. ATTENTION! When connecting wires to GPIOs, take into account: IO1-IO4 – negative (“–”) pole; 3.6V – positive (“+”) pole power output contacts. Fig. 16. Connecting meters. Tel.: +420 538 890 720 e-mail: info@adgt.cz...
  • Page 21 “BAT” switch is in the OFF position. If you need to use internal battery as a backup  power supply source, turn the “BAT” switch to the “ON” position. Fig. 19. BAT ON/OFF button. Tel.: +420 538 890 720 e-mail: info@adgt.cz...
  • Page 22 10. After pressing the button and recording data, you can leave the object on which the data logger is installed. You can make further configuration of the device remotely, via the server web interface https://iot24.eu. Tel.: +420 538 890 720 e-mail: info@adgt.cz...

  • Page 23: Configuring Data Logger Via Pc

    Then click Browse and point to the folder with the driver. Click Next and the driver installation will begin. After installation, DTU will be defined on the PC as ADGT Device. Start the DTU Configuration Tool on the computer. You can download the latest version of the program (archive with the .zip extension) for Windows 32-bit / 64-bit and Linux 64-bit versions...

  • Page 24: Dtu Configuring Tool Overview

    Button to download the previously saved settings from PC Open settings file (in the .xml format). Button to save modifications in DTU configuration on PC Save settings file (in the .xml format). Program settings Button to configure data logger connection parameters. Tel.: +420 538 890 720 e-mail: info@adgt.cz...
  • Page 25 U power supply, V – accumulator battery voltage (in Volts).  Battery capacity discharge, mAh — the current amount of consumed battery power (in mAh)  Firmware — the current version of firmware installed in the data logger.  Tel.: +420 538 890 720 e-mail: info@adgt.cz...

  • Page 26: Configuring System And Network Setting

    GPRS class selection: GPRS class selection class 8 Class8/class10/class12/Auto class8, class10 or Auto (class 8/10/12) for NB-IoT data loggers only NB-IoT Band all bands selected 1/3/5/8/20/28 Selecting frequency bands for NB-IoT network Tel.: +420 538 890 720 e-mail: info@adgt.cz...
  • Page 27 1 – 10 inactivity tivity has expired Server settings iot24.eu: IP address or server domain name, where the DTU iot24.eu (TCP) Server address 1 – 31 characters is connecting to transmit data. 139.162.147.141 (NB-IoT) Tel.: +420 538 890 720 e-mail: info@adgt.cz...

  • Page 28: Configuring Inputs

    Table. 5. Parameters of GPIO ports. Parameter Description Default Value options - Counting - IO1 – IO4 – Input type Type of device connected to the input. - Signal counting - Leakage sensor Tel.: +420 538 890 720 e-mail: info@adgt.cz...
  • Page 29 Only for input mode the system from repeated tripping in the case threshold of values) "Current loop" when the current level fluctuates within this delta. Tel.: +420 538 890 720 e-mail: info@adgt.cz...

  • Page 30: Configuring Serial Interfaces

    Switched off Combined enable channel for transferring data archives Switched off from GPIO lines. When this mode is selected in the Configuring a separate transparent channel submenu, it is necessary to register a Tel.: +420 538 890 720 e-mail: info@adgt.cz...
  • Page 31 - ADGT V3 When connecting to the IOT24.EU Cloud server, you must select Analytics as the authorization algorithm The key is set only when the ADGT V2 authorization Authorization key Not set 0 to 31 characters protocol is selected.

  • Page 32: Configuring Schedule

    The possible values are from 00 to 23. 5. In order to register the selected parameters in the Data Logger, click the Write settings button on the control panel. Fig. 26. DTU Configuration Tool. Schedule setup. EXAMPLE: Tel.: +420 538 890 720 e-mail: info@adgt.cz...
  • Page 33 Server after the predefined day of connection, in case the transmission attempts on the predefined day were unsuccessful (by default - 1). The possible values are from 1 to 10. Fig. 28. Tel.: +420 538 890 720 e-mail: info@adgt.cz...

  • Page 34: Configuring Sms Notifications

    By default, the option is disabled. In order to activate this option, check the Enable SMS transmission check box and in the Notifications delivery phone number line specify the phone number, where the messages will be sent. Tel.: +420 538 890 720 e-mail: info@adgt.cz...

  • Page 35: Configuring Power Consumption Mode When Switching Power To Battery

    7.5V and 12V outputs to save battery power. Set up the schedule for the data logger output to communicate with the server when the device is powered from the battery: Tel.: +420 538 890 720 e-mail: info@adgt.cz...
  • Page 36 (hh - hours, minutes are not specified). Possible values: from 00 to 23. e) To record the changes in the data logger, click the Write settings button. Fig. 31. DTU Configuration Tool. Setting up a schedule when the device is on battery. Tel.: +420 538 890 720 e-mail: info@adgt.cz...

  • Page 37: Reboot And Reset

    2. Click the Service functions button on the control panel. 3. In the window that opens, click Open, select on the PC the firmware file with extension .crt and click Start. After the successful firmware reflashing Data Logger will automatically reboot. Tel.: +420 538 890 720 e-mail: info@adgt.cz...
  • Page 38 DTU2xx Data Logger Series User Guide. r. 2.1 | 2021-11-10 Fig. 33. Updating the firmware of the DTU2xx data logger. Tel.: +420 538 890 720 e-mail: info@adgt.cz...

  • Page 39: Application 1

    User Guide. r. 2.1 | 2021-11-10 Application 1 When using a DTU2xx-C data logger with 230 VAC power supply, for double protection against electric shock, use the diagram below: Fig. 34. Double protection diagram against electric shock. Tel.: +420 538 890 720 e-mail: info@adgt.cz...

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