Home / Product / Current/Voltage Online Monitor & Recorder / Three Channel Leakage Current Monitor Recorder / ETCR EM8300F Three Channel Flexible Coil Current Monitoring Recorder
    ETCR EM8300F Three Channel Flexible Coil Current Monitoring Recorder
  • Product Series : Three Channel Leakage Current Monitor Recorder

    • Main Features

      1~3 channels of AC current and high current measurement; online monitoring and recording, fault finding, line maintenance
      Jaw size: 35mm×40mm
      Current test: range 0mA~500A
      Storage function: 200,000 sets of data storage
      Download speed: 60kB/Min
      Recording time: 7 days
      USB communication interface

    Product Introduction

    ETCR EM8300F Three Channel Flexible Coil Current Monitoring Recorder , also known as current online recorder and multi-channel current recorder, is used for on-site online simultaneous monitoring and recording of 1 to 3 AC currents, fault finding, and line maintenance.It consists of a host, a flexible current clamp, a charger, data upload software, a communication line, etc.It is widely used in electric power, communications, meteorology, railways, oil fields, construction, metrology, scientific research and teaching units, industrial and mining enterprises and other fields.It is particularly suitable for current testing in industrial environments with severe signal distortion such as densely wired places, large special-shaped wires, relay protection, SCR rectifier, frequency conversion speed regulation, semiconductor switches, power electronic conversion equipment, arc welding, etc.
    The host of the ETCR EM8300F Three Channel Flexible Coil Current Monitoring Recorder  adopts a blue-screen LCD display, and the three-channel is displayed on the same screen, which is clear at a glance. There are two options for Chinese operation interface and English operation interface, which are suitable for engineers and technicians in different countries.The recorder uses a large-capacity rechargeable lithium battery, and the battery life can continue to record for up to 7 days.It has a system clock function and large storage space, can set the monitoring and recording time on site, can store 200,000 sets of data, has an automatic storage interval setting function, and the recording period is set from 1 second to 99 minutes.Equipped with a USB communication interface, the data upload software has the functions of reading, reviewing, saving, and reporting historical data.
    1. The flexible coil does not have any exposed metal conductors, non-contact measurement, safe and reliable.It is small in size, light in weight, soft and flexible, suitable for narrow environments and places with dense wiring, as well as for measuring the current of conductors with large sizes or irregular shapes.Users can customize the coil length according to their needs.
    2. The host can be configured with 1 to 3 current pliers, and users can choose the type according to their needs.
    3. The recording interval can be set.
    4. Storage function, large storage space for 200,000 sets of data.
    5. Rechargeable lithium battery, which works continuously for about 7 days in power-saving mode, and data will not be lost when the battery is replaced.
    6. USB communication interface

    EM8300F (10).jpg


    EM8300F (9).jpg

    Technical Parameters


    1.Flexible Current Clamp Size

    Flexible Current Clamp Inner DiameterCoil LengthCoil WeightCoil Diameter
    Φ50mm160mm93gφ7.5mm
    Φ100mm320mm103gφ7.5mm
    Φ150mm480mm113gφ7.5mm
    Φ200mm640mm123gφ7.5mm
    Φ300mm950mm145gφ7.5mm
    Φ500mm1580mm183gφ7.5mm
    Φ1000mm3150mm303gφ7.5mm
    Φ1500mm4720mm403gφ7.5mm


    2.General Specifications

    Power Supply3.7V rechargeable lithium battery (about 4.2V when fully charged)
    Display ModeLCD:128dots×64dots
    LCD SizeDisplay area: 44mm×27mm
    Number Of Flexible Current Clamp1~3个(optional)
    Test MethodFlexible CT: The output signal is the differential of current to time. By integrating the output voltage signal, the input current can be truly restored.
    RangeAC 0.00A~20.00kA
    ResolutionAC 10mA
    Accuracy±2%rdg±5dgt (the wire is in the center of the flexible coil, 23℃±2℃)
    Measured Current Frequency50Hz~60Hz
    Host Size78mm×165mm×42mm
    WeightReceiver: about 293g (including battery)
    Coil Inner DiameterCustomized according to customer requirements
    Coil Diameterφ7.5mm (very suitable for narrow environments and places with dense cables, etc.)
    Position ErrorThe wire under test should be as far as possible in the center of the flexible coil, not close to the opening and closing, the test error at the opening and closing is about doubled or more.
    Sampling Rate2 times/second
    Memory200,000 sets (no data will be lost if the battery is powered down or replaced) 1 set of data is the data of 1 to 3 current pliers recorded at the same time.
    Recording CycleSet the recording interval within 1 second to 99 minutes, 0 seconds is not automatically stored
    Recording Time1 second interval, can record continuously for 48 hours
    10-second interval, can record continuously for 120 hours
    1 minute interval, can record continuously for 168 hours
    Download Speed60kB / Min
    Overflow DisplayOver-range overflow function: ”OL" symbol display
    Battery VoltageUse a 3.7V rechargeable lithium battery with a three-cell power display. When the power is zero, it means that the battery voltage is low. Please charge in time.
    Communication InterfaceUSB
    Rated Current6mA in power-saving mode, maximum 35mA
    Line VoltageLine test below AC600V
    Insulation StrengthAC 2kV/rms (between screw and housing)
    Suitable Safety StandardIEC1010-1, IEC1010-2-032, pollution level 2, CAT VI (1000V) IEC61326 (EMC standard)
    Working Temperature & Humidity-10℃~40℃; below 80%RH
    Storage Temperature & Humidity-10℃~60℃; below 70%RH


    Model Comparison


    Product PictureProduct Model NameClamp Jaw SizeCurrent RangeBattery LifeStorage Interval TimeNumber Of Storage GroupsPower SupplyUSB Communicaition
    EM8300 (1)~1.jpgETCR EM8300 Three Channel Clamp Leakage Current Monitoring RecorderΦ30mmAC 0.00mA~20A7 Days1 Seconds-99 Minutes200 Thousand GroupsLithium BatteryYes    
    EM8300A (1)~1.jpgETCR EM8300A Three Channel Clamp Current Monitoring Recorder35mm×40mmAC 0mA~500A7 Days1 Seconds-99 Minutes200 Thousand GroupsLithium BatteryYes    
    EM8300F (1).jpgETCR EM8300F Three Channel Flexible Coil Current Monitoring RecorderΦ200mmAC 0.00A~20.00kA7 Days1 Seconds-99 Minutes200 Thousand GroupsLithium BatteryYes  


    Product Video

    Related Products
    ETCR EM8300D Three-channel AC/DC Current Logger
    ETCR EM8300 Three Channel Clamp Leakage Current Monitoring Recorder
    ETCR EM8300A Three Channel Clamp Current Monitoring Recorder
    ETCR EM8300F Three Channel Flexible Coil Current Monitoring Recorder
    • Contact Us

    +86 13802922567 (Johnson Zhang)

    [email protected]

    10th Floor, Block 5, Liandong Intelligent Manufacture Park, No. 105, Shilong North Road, Nanhai District, Foshan City, Guangdong, China

    All Rights Reserved © Guangdong ETCR Electronic Technology CO.,Ltd 2025
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