Data acquisition and transmission device MIRT-881-D6.1

Data collection and communication device MIRT-881

The data acquisition and transmission device is a product of the super functionality which is used for building of multi-functional automatic systems for commercial accounting of power consumption on its basis with distributed processing and storage of data.

The data acquisition and transmission device is a multi-functional controller of telemetry which performs collecting of telesignalling, telemetering data and command issue of telemetry.

The designation of the data acquisition and transmission device is metering of energy resources, time measurement, time synchronization in meters and collecting, accumulation and transmission of accumulated information to the highest level of information metering systems.

The application field of the data acquisition and transmission device consists in energy objects of the retail market, metering of energy resources in the housing and utility sector.

Technical specification

Limits of the accessible absolute error of the reference of the time scale in the synchronization mode regarding the time scale UTC(SU) according to NTP protocol at ambient temperature from 15 to 25 ºС, not more than

±0,5

Limits of the accessible absolute error of the real time clock rate in the autonomous mode for a day and night at ambient temperature from 15 to 25 ºС, not more than

±3

Source voltage, V

from 9 to 30

Maximum power consumption, VA, not more than

12

Interfaces for reading of accumulated data and configuration

RS485, RS232, 3G, Ethernet

Presence of Glonass/ GPS

yes

  Information transmission rate through RS485 channel, bit/ s

9600

Information transmission rate through RS232 channel, bit/ s

115200

Information transmission rate Ethernet, Mbit/ s

1000

Maximum quantity of polled SDH

4096

Minimal capacity of the non-volatile memory for data storage, GB

16

Possibility to synchronize current time in Internet with accurate time servers

yes

Operation environment, ambient temperature, ºС

from - 40 to + 70

Type designation

MIRT-881 - XXXX - XXXXX - ХХХХХХХXX -…ХXХXХХХХХ - X - XXXXXX

Type of the data acquisition and transmission device

Case type

WD2 – for installation in a distribution box and a DIN-rail, modification 2

WD3 – for installation in a distribution box and a DIN-rail, modification 3

W32 – for installation in a distribution box, modification 2

D6 – for installation on a DIN-rail, modification 6

D6.1 - for installation on a DIN-rail, modification 6.1

D7 - for installation on a DIN-rail, modification 7

D35 - for installation on a DIN-rail, modification 5

SP1 - for installation on an electricity pylon, modification 1

SP31 - for installation on an electricity pylon, modification 1

Nominal voltage  

220 - 220 V AC

3*220 – 3x220/380V–  AC

230 – 230V - AC

3*230 – 3x230/400V - AC

24 – 24V - DC

5 – 5V - DC

Interface type (the quantity is dependent on the variation)

k·G/n* –   radio interface GSM/GPRS, where k – quantity of interfaces (from 1 to 9)

k·E –  interface Ethernet, where k – quantity of interfaces (from 1 to 9)

k·RFWF –  radio interface Wi-Fi, where k – quantity of interfaces (from 1 to 9)

k·RFLT – radio interface LTE, where k – quantity of interfaces (from 1 to 9)

k·USB – interface USB, where k – quantity of interfaces (from 1 to 9)

k·CAN – interface CAN, where k – quantity of interfaces (from 1 to 9)

k·RS232 –  interface RS-232, where k – quantity of interfaces (from 1 to 9)

k·RS485 –  interface RS-485, where k – quantity of interfaces (from 1 to 9)

k·RF433/n* – radio interface 433 МHz, where k – quantity of interfaces (from 1 to 9)

k·RF868/n* – radio interface 868 МHz, where k – quantity of interfaces (from 1 to 9)

k·RF2400/n* – radio interface 2400 MHz, where k – quantity of interfaces (from 1 to 9)

(No symbol) – the interface is missing

(*n – interface modification number (from 1 to 9))

Presence of the indication of the data acquisition and transmission device

S - simplified indication (LEDs)

A - advanced indication (LEDs and a LCD-display)

(No symbol) – indication is missing

Additional functions

H - magnetic field sensor

I/n – discrete input, where n – quantity of inputs (from 1 to 32)

J - insulation of interfaces

k·GP/n – GPS/Glonass module, where k – quantity of interfaces

(from 1 to 9), n - interface module modification number

K - possibility of keyboard connection

L - indicator illumination

M - possibility of monitor connection

O – optical port

Q/n – discrete output, where n - quantity of outputs (from 1 to 32)

SD - SD-card

U - protection of the case integrity

V/n– electronic seal, where n can take values:

  1. electronic seal on the case
  2. electronic seal on the terminal cover
  3. electronic seals on the case and the terminal cover

Y – protection against an exchange of case parts

Z – reserved power supply, where n - modification number (from 1 to 9)

F/n - additional function, where n - quantity of additional functions (from 1 to 9)

(No symbol) – indication is missing

Overall and mounting dimensions