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Single phase Multi-Function Meter

L12B8-Single Phase Two Wire Energy Meter

Single phase Multi-Function Meter


Product Overview

The The L12B8 is a multi-function electronic energy meter, used to measure and record the consumption of electrical power. With advanced functionalities on energy management, and communication capabilities over Infrared, RF and RS485, the meters are designed and manufactured in accordance with the actual requirements of the industry consumers..

  • Main Features
  • The main Function
  • Technical Parameters


    ■   RF Communication, communicating with HHU, IHD and PC via RF module


    ■   Measurement of active and its demand with all direction


    ■Power-off wake-up function


    ■Power quality management


    ■High accuracy and maximum demand functions


    ■Anti-creeping logical design


    ■Error alarming Function


    Measurement
    ·Active measuring, Bidirectional measuring,
    ·Instantaneous value measurement


    LCD
    ·Configurable balance display
    ·Large digit LCD display, easy for reading
    ·Auto-rolling display configurable for instant information enquiry
    ·Button Mode
    ·Error Alarming Mode
    ·Display readable without main power


    Communication Interface
    ·RF Module
    ·Infrared
    ·Rs485 (optional)


    Extended Functions
    ·Data Safety storage and checking
    ·Status Indication Mode
    ·Input/output Function
    ·Parameter Setting Function
    ·Multiple event detections and records

    Item

    Description

    Value

    Accuracy

    Active

    Class 0.5(Active)

    Voltage

    Rated voltage

    Range

    Limit

    220-240V

    0.8Un-1.2Un

    0.3Un-1.3Un

    Current

    Range

    Start current

    10(30)A,

    0.2%Ib (0.5)

    Frequency

    /

    50Hz

    Temperature

    Operation range

    Limit range for storage and transport

    -25-+55

    -30-+80

    Humidity

     

    ≤90%RH

    Pulse constant

    /

    2000imp/kWh

    Power Consumption

    Voltage circuit

    Current circuit

    ≤1.5W, 5VA

    ≤2VA

    Housing

    Protection degree

    Meter cover

    Meter base

    Terminal cover

    IP 54

    Opaque PC+fiber glass

    Opaque PC+fiber glass

    PC

    Diaplay

    Type

    Digit

    LCD

    6+2

    RTC accuracy

    /

    0.5s/d

    Service life

    /

    ≥10 years

    Weight

    Net weight

    Gross weight

    1kg

    1.2kg

    Dimension

    /

    175*126*50mm

    Standards

    EN 50470-1, EN 50470-3, IEC 62053-22, IEC 62053-23, IEC 62052-21, IEC 62054-21, IEC 62056-21, IEC 62056-42, IEC 62056-61, IEC 62056-62

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