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    ETCR ETCR2100A+ Digital Clamp Ground Earth Resistance Meter Tester 0.01-200

    • Wide Application: Ideal for measuring grounding resistance in power, meteorology, oilfields, construction, and industrial electrical equipment. No need to break down grounding leads or use auxiliary electrodes for loop system measurements
    • Advanced Functionality: Measures ground faults undetectable by traditional methods, making it suitable for applications where conventional meters fail. Accurately measures the combined resistance of the grounding body and lead
    • Measurement Range: Offers a wide measuring range from 0.010 to 200 with a high resolution of 0.001. The clamp size is 32mm, ensuring versatility in various testing scenarios
    • Precision Measurement: Utilizes loop resistance measurement, combining voltage and current coils. It measures induced potential and current to calculate resistance using the formula R=E/I for precise results
    • Important Notice: Designed to measure loop resistance only, not single-point grounding. Users can create an artificial loop near the grounding electrode for testing. Refer to the user manual for detailed instructions
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    Overview
    Specs
    Reviews
    ETCR2100A+

    Overview

    • ETCR2100A+ Clamp Earth Ground Resistance Tester is widely used for measuring grounding resistance in power substations, telecommunications, meteorology, oilfields, construction, and various industrial electrical equipment. When testing a grounding system with a loop, it does not require disconnecting the grounding down lead or using auxiliary electrodes, making operation safe, fast, and simple. The tester can also detect ground faults that traditional methods cannot measure. Since it measures the combined resistance of the grounding body and grounding lead, it is especially effective in applications where conventional testing methods are not applicable.

    • ETCR2100A+ Clamp Earth Ground Resistance Tester Features:

    1. Instant start-up for immediate testing, no waiting required
    2. Upgraded relay self-test mode with advanced processing algorithms
    3. Lightweight, ergonomic design for comfortable use
    4. Intuitive six-button panel for user-friendly operation
    5. Audible and visual alarms with “beep-beep-beep” alert sound
    6. Interference signal detection and indication with corresponding alarm tone
    7. Measurement range: 0.01O – 200O; Data storage capacity: 99 records
    8. Low power consumption; maximum operating current less than 50mA

    • The ETCR2100A+ is designed for measuring loop resistance and is not suitable for single-point grounding tests. For single-point grounding measurements, please choose one of the following models from our store: ETCR3000, ETCR3040, ETCR3000B, ETCR3100C, or ETCR3200C.

    Specific Application Case Examples of an Earth Ground Resistance Tester

    1

    Power Substations

    Verifies grounding resistance of transformers, switchgear, and transmission towers to ensure lightning and fault currents safely dissipate.

    2

    Construction Sites

    Checks temporary grounding systems for cranes, generators, and site offices to comply with safety standards.

    3

    Telecommunication Sites

    Measures ground resistance of telecom towers and base stations for reliable signal transmission and lightning protection.

    5

    Residential and Commercial Buildings

    Tests grounding electrodes, rods, and loops to meet electrical code compliance and improve safety against faults.

    ETCR2100A+ Ground Resistance Meter Technical Specifications

    Function Ground resistance test, Loop resistance test
    Resistance Range 0.010O-200O
    Resolution 0.001O
    Power Supply DC: 6V ( 4 PCS of LR6 Alkaline batteries)
    Clamp Size F32mm
    LCD Size 4 Digits LCD display, Screen : 47mm(L)×28.5mm(W)
    Accuracy ±1%rdg ± 0.01O
    Data Storage 99 sets
    Auto Power-Off Automatically power off after 5 minutes without any operate
    Power Consumption =50mA, Continuously working for 30 hours
    Working Environment -20?~55? 20%rh~80%rh
    Store Environment -20?~60?; below 90%rh
    Alarm Threshold Setting Range Resistance: 1O~199O
    Audible and Visible Alarm "Beep-beep-beep” alarm sound, alarm symbol flashing, press AL key to turn on/off and setting
    Interference Signal Recognitio "Beep-beep-beep” indicator,NOISE symbol blinking
    Protection Level Double insulation
    Structural Feature Clamp CT
    Shift Automatic shift
    External Magnetic Field <40A/m
    External Electrical Field <1V/m
    Single Measurement Time 0.5 second
    Resistance Measure Frequency >1KHz
    Measured Current Frequency 50/60Hz Automatic
    Low Battery Voltage Indicator When the battery voltage is lower than 5.3V, the low battery voltage symbol is displayed
    Storage Full Indication Storage data full of 99 sets, flashed display "MEM" symbol
    Over Range Indication Exceed range indication “OLO”, “L0.01” or “OL A”
    Tester Weight 1030g (with batteries)
    Tester Dimension 260mm×90mm×66mm
    https://m.media-amazon.com/images/S/aplus-media-library-service-media/35919085-e6d0-4dac-a28c-d303b84f0e9d.__AC_SR150,300___.png
    ETCR2100A+
    https://m.media-amazon.com/images/S/aplus-media-library-service-media/35919085-e6d0-4dac-a28c-d303b84f0e9d.__AC_SR150,300___.png
    ETCR2100+
    https://m.media-amazon.com/images/S/aplus-media-library-service-media/35919085-e6d0-4dac-a28c-d303b84f0e9d.__AC_SR150,300___.png
    ETCR2100C+
    https://m.media-amazon.com/images/S/aplus-media-library-service-media/a5496a91-838d-4349-88e7-4da78b63a136.__AC_SR150,300___.png
    ETCR2000A+
    https://m.media-amazon.com/images/S/aplus-media-library-service-media/a5496a91-838d-4349-88e7-4da78b63a136.__AC_SR150,300___.png
    ETCR2000+
    https://m.media-amazon.com/images/S/aplus-media-library-service-media/a5496a91-838d-4349-88e7-4da78b63a136.__AC_SR150,300___.png
    ETCR2000C+
    Customer Reviews
    Price
    Clamp Size F32mm F32mm F32mm 65mm×32mm 65mm×32mm 65mm×32mm
    Resistance Range 0.010O~200O 0.010O~1200O 0.010O~1200O 0.010O~200O 0.010O~1200O 0.010O~1200O
    Current Range ? ? 0.00mA~20.0A ? ? 0.00mA~20.0A
    ETCR2100A+

    Overview

    • ETCR2100A+ Clamp Earth Ground Resistance Tester is widely used for measuring grounding resistance in power substations, telecommunications, meteorology, oilfields, construction, and various industrial electrical equipment. When testing a grounding system with a loop, it does not require disconnecting the grounding down lead or using auxiliary electrodes, making operation safe, fast, and simple. The tester can also detect ground faults that traditional methods cannot measure. Since it measures the combined resistance of the grounding body and grounding lead, it is especially effective in applications where conventional testing methods are not applicable.

    • ETCR2100A+ Clamp Earth Ground Resistance Tester Features:

    1. Instant start-up for immediate testing, no waiting required
    2. Upgraded relay self-test mode with advanced processing algorithms
    3. Lightweight, ergonomic design for comfortable use
    4. Intuitive six-button panel for user-friendly operation
    5. Audible and visual alarms with “beep-beep-beep” alert sound
    6. Interference signal detection and indication with corresponding alarm tone
    7. Measurement range: 0.01O – 200O; Data storage capacity: 99 records
    8. Low power consumption; maximum operating current less than 50mA

    • The ETCR2100A+ is designed for measuring loop resistance and is not suitable for single-point grounding tests. For single-point grounding measurements, please choose one of the following models from our store: ETCR3000, ETCR3040, ETCR3000B, ETCR3100C, or ETCR3200C.

    Specific Application Case Examples of an Earth Ground Resistance Tester

    1

    Power Substations

    Verifies grounding resistance of transformers, switchgear, and transmission towers to ensure lightning and fault currents safely dissipate.

    2

    Construction Sites

    Checks temporary grounding systems for cranes, generators, and site offices to comply with safety standards.

    3

    Telecommunication Sites

    Measures ground resistance of telecom towers and base stations for reliable signal transmission and lightning protection.

    5

    Residential and Commercial Buildings

    Tests grounding electrodes, rods, and loops to meet electrical code compliance and improve safety against faults.

    ETCR2100A+ Ground Resistance Meter Technical Specifications

    Function Ground resistance test, Loop resistance test
    Resistance Range 0.010O-200O
    Resolution 0.001O
    Power Supply DC: 6V ( 4 PCS of LR6 Alkaline batteries)
    Clamp Size F32mm
    LCD Size 4 Digits LCD display, Screen : 47mm(L)×28.5mm(W)
    Accuracy ±1%rdg ± 0.01O
    Data Storage 99 sets
    Auto Power-Off Automatically power off after 5 minutes without any operate
    Power Consumption =50mA, Continuously working for 30 hours
    Working Environment -20?~55? 20%rh~80%rh
    Store Environment -20?~60?; below 90%rh
    Alarm Threshold Setting Range Resistance: 1O~199O
    Audible and Visible Alarm "Beep-beep-beep” alarm sound, alarm symbol flashing, press AL key to turn on/off and setting
    Interference Signal Recognitio "Beep-beep-beep” indicator,NOISE symbol blinking
    Protection Level Double insulation
    Structural Feature Clamp CT
    Shift Automatic shift
    External Magnetic Field <40A/m
    External Electrical Field <1V/m
    Single Measurement Time 0.5 second
    Resistance Measure Frequency >1KHz
    Measured Current Frequency 50/60Hz Automatic
    Low Battery Voltage Indicator When the battery voltage is lower than 5.3V, the low battery voltage symbol is displayed
    Storage Full Indication Storage data full of 99 sets, flashed display "MEM" symbol
    Over Range Indication Exceed range indication “OLO”, “L0.01” or “OL A”
    Tester Weight 1030g (with batteries)
    Tester Dimension 260mm×90mm×66mm
    https://m.media-amazon.com/images/S/aplus-media-library-service-media/35919085-e6d0-4dac-a28c-d303b84f0e9d.__AC_SR150,300___.png
    ETCR2100A+
    https://m.media-amazon.com/images/S/aplus-media-library-service-media/35919085-e6d0-4dac-a28c-d303b84f0e9d.__AC_SR150,300___.png
    ETCR2100+
    https://m.media-amazon.com/images/S/aplus-media-library-service-media/35919085-e6d0-4dac-a28c-d303b84f0e9d.__AC_SR150,300___.png
    ETCR2100C+
    https://m.media-amazon.com/images/S/aplus-media-library-service-media/a5496a91-838d-4349-88e7-4da78b63a136.__AC_SR150,300___.png
    ETCR2000A+
    https://m.media-amazon.com/images/S/aplus-media-library-service-media/a5496a91-838d-4349-88e7-4da78b63a136.__AC_SR150,300___.png
    ETCR2000+
    https://m.media-amazon.com/images/S/aplus-media-library-service-media/a5496a91-838d-4349-88e7-4da78b63a136.__AC_SR150,300___.png
    ETCR2000C+
    Customer Reviews
    Price
    Clamp Size F32mm F32mm F32mm 65mm×32mm 65mm×32mm 65mm×32mm
    Resistance Range 0.010O~200O 0.010O~1200O 0.010O~1200O 0.010O~200O 0.010O~1200O 0.010O~1200O
    Current Range ? ? 0.00mA~20.0A ? ? 0.00mA~20.0A

    ETCR2100A+


    Product information

    Brand ETCR
    Power Source Battery Powered
    Style Digital
    Color Black, Red
    Item Weight 1160 Grams
    Is Discontinued By Manufacturer No
    Package Dimensions 13.86 x 8.66 x 4.25 inches; 2.56 Pounds
    Item model number ETCR2100A+
    Batteries 4 AA batteries required.
    Date First Available November 5, 2014
    Manufacturer ETCR
    #4 in Ground Resistance Meters #4 in Ground Resistance Meters

    Additional Features

    • Important Notice: Designed to measure loop resistance only, not single-point grounding. Users can create an artificial loop near the grounding electrode for testing. Refer to the user manual for detailed instructions

    Warranty & Returns

    Warranty, Returns, And Additional Information

    Warranty

    • Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
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