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Functional Meter

M12U02-Single-phase Two-wire Electronic Multi-functional Meter

Functional Meter


Product Overview

M12U02 is a kind of modernized and advanced three-phase four-wire energy meter. It's designed and produced according to the actual power consumption condition of the industry consumers, adopting large-scale integrated circuit, digital processing technology and SMT technology.

  • Key Features
  • Technical Specifications



    lMultifunction meter with the function such as measurement, multi rates, billing, demand, event log, load profile.

    lUp to 4 tariffs, 4 season tables, 7 week tables,7 day tables and more than 50 holidays

    lMore than 12 months history energy registers

    lMaximum demand with the interval of 15, 30 and 60 minutes.

    lUp to 7 channels load profiles

    lMeter cover/terminal cover detection, magnetic field detection and alarm

    lUp to 7 channels of event log

    lIEC62056-21 communication protocol(DLMS as optional)

    lLCD display and backlight as optional

    lManunal button and program button

    lUltrasonic welding as optional



    Voltage Ratings

    Reference voltage

    Operating voltage range

    Supply frequency

     

    220V/380V  230V/400V  240V/415V

    70%~120%Un

    50Hz or 60Hz

    CurrentRatings

    Basic current (Ib)

    Maximum current (Imax)

    Staring current

     

    5A or 10A

    100A

    0.4%Ib

    Accuracy

    Class1, Class2

    Power Consumption

    Voltage circuit

    Current circuit

     

    Less than 2Wand 10VA

    Lean than 4VA

    Insulation Strength

    AC voltage test

    Impulse voltage test

     

    4kV during 1min

    1.2/50us mains connection 6kV

    Communication Interface

    OpticalRS485

    Temperature

    Operation range

    Limit range for storage and transport

     

    -25  ~60  

    -40  ~75  

     

    Rate Indicator

    400imp/kwh800imp/kwh1000imp/kwh

    RTC accuracy

    Humidity

    ≤0.5s pre day

    IP Rating

    IP54

    Weight

    Net weigh

    Gross weight

     

    0.49kg

     

    Service Life

    More than 15 years


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