DJSF1352-RN EV Charger Din Rail DC Power Meter
● Measurement: kWh, kVarh, Power, Current, Voltage and etc
● Current Rating: -/75mV (with Shunt); -/4~20mA (with Hall Sensor)
● Voltage Rating: 0~1000V DC
● Application: DC Battery; Charging Pile; Solar PV and etc
● Communication: RS485 (MODBUS-RTU)
● Extra Function: Dual DC Circuits Monitoring; Secondary RS485 (MODBUS-RTU); Built-in Bipolar Power Source (for Hall Sensors); DO/DI Function
● Display: LCD Display
● Dimension: 72*71*87.8mm (L*W*H)
● Installation: 35mm DIN Rail
● Power Supply: 85~265V AC/DC; 24V(±10%) DC; 48V(±10%) DC
● Standard&Certificate: CE

PRODUCTS

  • Features

    1.jpg

    Dual Independent DC Circuits Monitoring


    ● For Twin EV Charger&Battery


    ● Voltage Input:DC 0~1000V


    ● Current Input (by Shunt): 0~75mV


    ● Current Input (by Hall Sensor): 0~5V, 0~10V, 0~20mA, 4~20mA

    2.jpg


    Built-in Bipolar Power Source


    ● Power Supply for Hall Effect CT


    ● Range: DC -12V ~ DC +12V

    3.jpg


    Optional Dual RS485 Communication


    ● Protocol: MODBUS-RTU


    ● 1 RS485 (standard)

    4.jpg


    DO/DI Function


    ● 2 DO (2A/30V DC; 2A/250V AC)


    ● 2 DI (dry contact)

    5.jpg


    LCD Display


    ● Parameter Display


    ● Programming Interface

    6.jpg


    Keypads HMI for Programming


    ● Parameter Display Setting


    ● Communication

    7.jpg


    Display Sample


    8.jpg


    Wiring Illustration

    9.jpg

    Wiring with Shunt

    10.jpg

    Wiring with Hall Sensor


    Practical Application

    11.jpg

    Solor PV Power Distribution Monitoring Solution

    12.jpg

    Practical Application in Solar PV with Energy Storage Inverter

    13.jpg

    Practical Application in Solar PV with on-grid Inverter

    14.jpg

    Practical Application in Twin EV Charger

  • Technical parameter

    Technical parameters


    Indicators

    Input

    Nominal value

    Voltage input range

    Current input

    DC 0-1000V

    See the physical wiring diagram

    Shunt：0-75mV；

    Hall sensor：0-20mA、4-20mA、0-5V，0-10V and so on.

    Overload

    1.2 times rated (continuous); 2 times rated/1 second;

    Power consumption

    Voltage: ≤0.2VA, current ≤0.1VA

    Accuracy class

    Class 1

    Function

    Display

    8-bit segment LCD screen (LCD)

    Communication Interface

    RS485, infrared

    Communication protocol

    Modbus-RTU，DL/T 645-2007

    Switch

    Switch output

    2 Relay outputs, 2A/30VDC or 2A/250VA

    Switch input

    2 dry contact inputs

    Pulse output

    A second pulse output, a energy pulse output

    See the SYS->PLUS display in the meter menu setting

    For example: The meter displays 100, which is 100imp/kWH

    Power Supply

    Voltage range

    AC/DC 85-265V or DC24V(±10%) or DC48V(±10%)

    Power consumption

    ≤ 3W

    Power frequency withstand voltage

    Power supply // Voltage input // Current input // Relay output and switch input // Communication interface / / Pulse output 3kV/1minPower supply // Relay output // Voltage input // Current input 3kV/1minPulse output // Communication interface // Switch input 2kV/1min

    Insulation resistance

    ≥ 40M Ω

    Average barrier-free working hours

    ≥50000h

    Environment

    Temperature

    Normal operating temperature: -25 °C ~ +65 °C;

    Limit working temperature: -40 °C ~ +70 °C;

    Storage temperature: -40℃～+80℃

    Humidity

    ≤93%RH, no condensation, no corrosive gas

    Altitude

    ≤2500m


    Pulse constant

    Maximum power

    999.9W

    10000

    imp/kWh

    9.999kW

    1000

    imp/kWh

    99.99kW

    100

    imp/kWh

    999.9kW

    10

    imp/kWh

    9999kW

    1

    imp/kWh


  • Shape and installation dimensions

    20200710113734255.png20200710113735100.png