Vega Absolute NB-12 User Manual
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Vega Absolute NB-12 User Manual

Nb-iot modem with 4-20 ma interface
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NB-IOT MODEM WITH 4-20 MA
INTERFACE
VEGA NB-12
User manual
www.vega-absolute.ru

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Summary of Contents for Vega Absolute NB-12

  • Page 1 NB-IOT MODEM WITH 4-20 MA INTERFACE VEGA NB-12 User manual www.vega-absolute.ru...
  • Page 2 Vega NB-12 / User Manual Document Information NB-IoT modem with 4-20 mA interface Vega Title NB-12 Document type Manual – Translation from Russian Document number V02-SI11-01 Revision and date 03 - 02 March 2021 This document applies to the following products:...

  • Page 3: Table Of Contents

    Vega NB-12 / User Manual CONTENTS INTRODUCTION ..................................4 1 DESCRIPTION AND OPERATION ............................5 Device description ................................. 5 Comunication and data collection algorithm ........................5 Functional ....................................5 Marking ..................................... 6 2 SPECIFICATION ..................................7 3 OPERATION ....................................8 Contacts ....................................

  • Page 4: Introduction

    Vega NB-12 / User Manual INTRODUCTION This manual is designated for Vega NB-12 modem with 4-20 mA interface (hereinafter – the modem) manufactured by Vega-Absolute OOO and provides information on powering and activation procedure, control commands and functions of the modem.

  • Page 5: Description And Operation

    4-20 mA, with analog output, pulse output or 1-Wire interface, further accumulating and transmitting of this information in NB-IoT network. In addition, Vega NB-12 can be used as a security device – two additional inputs operate in security mode, there is also Hall sensor.

  • Page 6: Marking

    Vega NB-12 / User Manual o Extra communication when current on the ‘current loop’ interface is out of specified thresholds o Communication in case of security inputs or Hall sensor actuation o Measurement of temperature inside housing o Charge measuring of the battery (%)

  • Page 7: Specification

    Vega NB-12 / User Manual 2 SPECIFICATION Main Analog inputs Interfaces 1-Wire, current loop 4-20 mA Security/pulse inputs USB-port micro-USB, type B Operating temperatures -40…+85 °С Built-in temperature sensor Hall sensor Quantity of black box records up to 100 000...

  • Page 8: Operation

    Vega NB-12 / User Manual 3 OPERATION CONTACTS Description of contacts assignment is in table below. When connecting a radio modem to external devices with pulse outputs, consider the circuit design of its pulse inputs. Circuit design of the pulse inputs...

  • Page 9: Pulse Inputs Settings

    Vega NB-12 / User Manual - open-collector output. The device monitors status changes on the security inputs and when the security input triggers, the device is activated and sends an alarm message to the network. The trigger mechanism is configured through the program "Vega NB-IoT Configurator".
  • Page 10 Vega NB-12 / User Manual The minimum useful pulse duration is the pulse duration that the meter produces at the maximum flow rate (the maximum flow rate is indicated in the meter's passport). This duration does not include bounce time. The minimum pause duration can be set equal to the minimum pulse width, or longer if necessary.

  • Page 11: Hall Sensor

    Vega NB-12 / User Manual HALL SENSOR The device has Hall sensor which located on the board edge on the bottom side. When the magnet is brought up the sensor triggered, and the device can form the alarm message which immediately transmitted to the server.

  • Page 12: Buttons

    Vega NB-12 / User Manual BUTTONS There are two buttons on the board which can help you to manage the device. Buttons are described in the table below. INIT button INIT button RESET button RESET button Action Result RESET Short pressing...

  • Page 13: Indication

    Vega NB-12 / User Manual INDICATION There are two LEDs on the board: red and blue. Blue LED VD19 shows LTE-modem state, and red LED VD18 – the device state. LEDs location oh the board LED signal Meaning LTE-modem Short flash every three...

  • Page 14: Initial Startup

    Location of the battery connectors on the board Vega NB-12 modem powered by the one or two batteries which comes with . There are equivalent connectors located on the board. After battery connection to one of connectors, the device loaded and switched to the ‘Sleep’ mode until the communication session according with the schedule.

  • Page 15: Connecting Via Usb

    Vega NB-12 / User Manual CONNECTING VIA USB The modem with 4-20 mA interface can be adjusted with the "Vega NB-IoT Configurator" application through the USB connection (See part 4). Before connecting the device to the computer for the first time, you must install the driver for the COM port stsw-stm32102, which can be downloaded from iotvega.com.
  • Page 16 Vega NB-12 / User Manual After pressing Finish the driver is ready for operation, - it is possible to connect the modem with 4-20 mA interface via USB. Revision 03 – 02 March 2021...

  • Page 17: Vega Nb-Iot Configurator

    Vega NB-12 / User Manual 4 VEGA NB-IOT CONFIGURATOR The "Vega NB-IoT Configurator" application (hereinafter referred to as the configurator) is intended for setting up the device via USB. INTERFACE OF THE APPLICATION The "Vega NB-IoT Configurator" application does not require the special installation.

  • Page 18: Connection To The Device

    Vega NB-12 / User Manual CONNECTION TO THE DEVICE For the connection to the device, perform the following steps: 1. Connect the USB cable to the device. 2. Start the "Vega NB-IoT Configurator" application. 3. Click the "Connect" button in the menu on the left.

  • Page 19: System" Tab

    Vega NB-12 / User Manual “SYSTEM” TAB The "System" tab displays information about the device, about modem, and SIM. Device info - the configurator reads information about the device model, its firmware and automatically corrects the device's time when connected to it. In that block you can find out the number of records in the black box and the number of packets sent by the device.

  • Page 20: Settings" Tab

    Vega NB-12 / User Manual “SETTINGS” TAB The " Settings" tab allows to configure various parameters of the network connection and device operation. Connection settings – a group of parameters set up the data collection and transmitting. Used frequency bands for NB-IoT devices connection can be different for different cellular operators.
  • Page 21 Vega NB-12 / User Manual Readings collected at 00:00 if the collection period is 24 hours; at 00:00 and at 12:00 if the period is 12 hours etc. All readings stored in the device memory until the next communication session.

  • Page 22: Vega Nb-12" Tab

    Vega NB-12 / User Manual “VEGA NB-12” TAB The “Vega NB-12” tab contains detail information about the connected device, its sensors, and inputs. Network – displays the current parameters of the connection and allows to control it. Buttons in this block have logic like INIT button on the board.
  • Page 23 Vega NB-12 / User Manual add mode ON again. All sensors may be removed from the memory with button “Delete all sensors”. Inputs/outputs – displays current parameters of the device and allows to reset pulse counters on the input. Unlike other values displayed in Configurator, the value of parameter “Current loop, mA”...

  • Page 24: Communication Protocol

    For watching the data sending by the device you should deploy MQTT broker on a PC and become subscribed on MQTT broker with any application. Vega NB-12 sends the message on the server as a text of JSON format. See example below.
  • Page 25 Vega NB-12 / User Manual Transcription of the message fields: Message – part with information about current message. dev – name and version of the device firmware IMEI – LTE-modem identifier IMSI, ICCID – SIM-card (SIM-chip) identifiers num – the number of the message UTC –...
  • Page 26 Vega NB-12 / User Manual alarm1 – packet formed by the alarm on the input "ALARM1" (communication session initiated by this event) alarm2 – packet formed by the alarm on the input "ALARM2" (communication session initiated by this event) cnfg – packet formed by the command from Configurator hall sensor –...

  • Page 27: Storage And Transportation Requirements

    Vega NB-12 / User Manual 6 STORAGE AND TRANSPORTATION REQUIREMENTS Vega NB-12 modem with 4-20 mA interface shall be stored in the original packaging in heated room at temperatures +5°С to +40°С and relative humidity less than 85%. The modem shall be transported in covered freight compartments of all types at any distance at temperatures -40°C to +85°C.

  • Page 28: Content Of The Package

    Vega NB-12 / User Manual 7 CONTENT OF THE PACKAGE The modem is delivered complete with: Vega NB-12 modem with 4-20 mA interface – 1 pc. Antenna – 1 pc. Battery 6400 mAh – 1…2 pcs. Factory certificate – 1 pc.

  • Page 29: Warranty

    Vega NB-12 / User Manual 8 WARRANTY The warranty period for the device is 3 years from the date of sale. The manufacturer is obligated to provide repair services or replace the failed device during the entire warranty period. The consumer is obliged to comply with the conditions and rules of transportation, storage and operation specified in this user manual.
  • Page 30 Vega NB-12 / User Manual vega-absolute.ru User Manual © Vega-Absolute OOO 2019-2021 Revision 03 – 02 March 2021...

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