Earth Resistance Meter

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    1105er接地電阻計.jpg

    1105ER Earth Resistance Meter

    - Earth resistance measurement: 0-12Ω, 0-120Ω, 0-1200Ω.
    - Earth voltage measurement: 0-30V AC (40-500Hz).
    - 2mA measuring current, allowing testing without tripping earth leakage breakers.
    - Battery-operated with a battery life indicator.
    - Calibration performed with supplied test leads.
    - Supports both two-wire and three-wire measurement systems.
    - Compact design: 175mm × 85mm × 75mm, weighing approximately 600g.
    - Safety standards: EN 61010-1 CAT IV 30V, EN 61326-1.
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    1820ER.jpg

    1820ER Earth Resistance Meter

    - Earth resistance measurement: 0-20Ω, 0-200Ω, 0-2000Ω.
    - Earth voltage measurement: 0-200V AC (40-500Hz).
    - 2mA measuring current, allowing testing without tripping earth leakage breakers.
    - Battery-operated with a low battery indicator.
    - Data hold function for easy readings.
    - Over-range indication: “1” (MSD).
    - Calibration performed with supplied test leads.
    - Safety standards: EN 61010-1 CAT III 300V, IEC 61557-1, IEC 61557-5, EN 61326-1.
    - Compact design: 170mm × 165mm × 92mm, weighing approximately 1040g.
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    1805ER.jpg

    1805ER Earth Resistance Meter

    - Earth resistance measurement: 0-10Ω, 0-100Ω, 0-1000Ω.
    - Earth voltage measurement: 0-30V AC (40-500Hz).
    - 2mA measuring current, allowing testing without tripping earth leakage breakers.
    - Battery-operated with a battery check function.
    - Calibration performed with supplied test leads.
    - Safety standards: EN 61010-1 CAT III 300V, EN 61326-1.
    - Compact design: 170mm × 165mm × 92mm, weighing approximately 1000g.
    - Accessories included: Test leads (red-15m, yellow-10m, green-5m), auxiliary earth spikes, simplified measurement probe, shoulder belt, and batteries.
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    ST-1520.jpg

    ST1520 Earth Resistance Meter

    - Earth resistance measurement: 0-20Ω, 0-200Ω, 0-2000Ω.
    - Earth voltage measurement: 0-200V AC (40-500Hz).
    - 2mA measuring current, allowing testing without tripping earth leakage breakers.
    - Battery-operated with a low battery indicator.
    - Data hold function for easy readings.
    - Over-range indication: “1” (MSD).
    - **Calibration performed with supplied test leads.
    - Safety standards: IEC 1010 CAT III 200V.
    - Compact design: 163mm × 100mm × 50mm, weighing approximately 480g.
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    ST-1505接地電阻計.jpg

    ST1505 Earth Resistance Meter

    - High-quality shock-resistant meter head for stable readings.
    - Measures earth resistance and ground voltage accurately.
    - Automatic timer function for long-duration testing (about 3-5 minutes).
    - Battery-operated with a battery check function.
    - Calibration performed with supplied test leads.
    - Safety standard compliance: EN 61010-1 CAT II 30V.
    - Compact and lightweight design (163mm × 100mm × 50mm, approx. 460g).
    - Comes with accessories: test leads (red-15m, yellow-10m, green-5m), auxiliary earth spikes, carrying case, and batteries.
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    4120ER Earth Resistance Meter

    - Earth Resistance Ranges: 0-20Ω / 0-200Ω / 0-2000Ω.
    - Earth Voltage Range: 0-200V (40-500Hz).
    Accuracy:
    - Earth resistance: ±(2%rdg+2dgt) at 200/2000Ω, ±(2%rdg+0.1Ω) at 20Ω.
    - Earth voltage: ±(1%rdg+2dgt).
    - Display: 3½ digit (2000 counts).
    - Power Source: 1.5V (AA) × 8.
    - Safety Standards: EN 61010-1 CAT III 300V, IEC 61557-1, IEC 61557-5, EN 61326-1.
    - Accessories: Test leads (red-15m, yellow-10m, green-5m), auxiliary earth spikes, carrying case, batteries.
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    4105ER.jpg

    4105ER Earth Resistance Meter

    - Earth Resistance Ranges: 0-12Ω / 0-120Ω / 0-1200Ω.
    - Earth Voltage Range: 0-30V AC (40-500Hz).
    - Accuracy:
    - Earth resistance: ±3% of full scale.
    - Earth voltage: ±2.5% of full scale.
    - Power Source: 1.5V (AA) × 8.
    - Safety Standards: EN 61010-1 CAT III 30V, EN 61326-1.
    - Accessories: Test leads (red-15m, yellow-10m, green-5m), auxiliary earth spikes, carrying case, batteries.
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    2105ER.jpg

    2105ER Earth Resistance Meter

    - Earth Resistance Ranges: 0-12Ω / 0-120Ω / 0-1200Ω.
    - Earth Voltage Range: 0-30V AC (40-500Hz).
    Accuracy:
    - Earth resistance: ±3% of full scale.
    - Earth voltage: ±2.5% of full scale.
    - Power Source: 1.5V (AA) × 8.
    - Safety Standards: EN 61010-1 CAT III 30V, EN 61326-1.
    - Accessories: Test leads (red-15m, yellow-10m, green-5m), auxiliary earth spikes, carrying case, batteries.
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    1120ER接地電阻計.jpg

    1120ER Earth Resistance Meter

    - Earth Resistance Ranges: 0-20Ω / 0-200Ω / 0-2000Ω.
    - Earth Voltage Range: 0-200V AC (40-500Hz).
    Accuracy:
    - Earth resistance: ±(2%rdg+2dgt) or ±0.1Ω, whichever is greater.
    - Earth voltage: ±(1%rdg+2dgt).
    - Resolution:
    - 0-20Ω: 0.01Ω.
    - 0-200Ω: 0.1Ω.
    - 0-2000Ω: 1Ω.
    - Measuring System: Earth resistance by constant current inverter (820Hz, 2mA approx.).
    - Display: 3½ digit (2000 counts).
    - Power Source: 1.5V (AA) × 6.
    - Safety Standards: EN 61010-1 CAT III 200V, IEC 61557-1, IEC 61557-5, EN 61326-1.
    - Accessories: Test leads (red-15m, yellow-10m, green-5m), auxiliary earth spikes, carrying case, batteries.