VINDAION ST4100 Clamp-on Ground Resistance Tester - High Precision Digital Earth Resistance Meter for Lightning Protection, Loop Resistance Testing, 0.01Ω-500Ω Range, IEC61010 Safety Certified

Product Detail Page

1. Product Overview

2. Key Features & Benefits

• High Precision & Wide Range: Measures ground resistance from 0.01Ω to 500Ω with an accuracy of ±(1%+0.02Ω) at low ranges, ensuring reliable data for critical safety inspections.
• Clamp-on Design for Easy Operation: No need to disconnect the grounding system or use auxiliary electrodes. Simply clamp around the grounding conductor for instant readings, saving time and effort.
• Advanced Safety & Protection: Complies with IEC61010-1 (CAT III 300V, CAT IV 150V) safety standards. Features overload protection, automatic discharge, and double insulation for operator safety.
• Intelligent Functions: Includes data hold (HOLD), data storage (500 groups), auto power-off (5/10/15/20 min), low battery indicator, and backlight for use in dark environments.
• Multi-Parameter Display: Simultaneously displays resistance (Ω) and AC current (A) on a large 4-digit LCD screen, providing comprehensive diagnostic information.
• Interference Rejection: Automatically detects and indicates noise interference (NOISE symbol) to ensure measurement accuracy in electrically noisy environments.
• Self-Calibration: Comes with a calibration ring (1Ω and 10Ω) for on-site verification of instrument accuracy, ensuring consistent performance.

3. Technical Specifications

4. Applications

• Lightning Protection Systems: Test grounding electrodes for buildings, towers, and industrial facilities.
• Power & Telecom Infrastructure: Inspect grounding for substations, transmission towers, and communication base stations.
• Industrial Maintenance: Verify grounding integrity for machinery, control panels, and electrical installations.
• Oil & Gas, Charging Stations: Ensure safety grounding for hazardous environments and EV charging infrastructure.

5. Package Contents

1. VINDAION ST4100 Clamp-on Ground Resistance Tester
2. Hard Carrying Case
3. Calibration Ring (1Ω & 10Ω)
4. 4 × 1.5V AA Batteries
5. User Manual (English)
6. Factory Calibration Certificate
7. Test Leads (for auxiliary methods, if needed)

6. Why Choose VINDAION ST4100?

• Superior to Traditional Methods: Replaces cumbersome hand-cranked megohmmeters with faster, more accurate, and safer digital testing.
• Robust & Reliable: Built for harsh field conditions with durable construction and long battery life.
• User-Friendly: Intuitive interface with clear icons and a large, backlit display for easy reading in all lighting conditions.
• Comprehensive Support: Backed by detailed manuals and calibration tools to ensure long-term accuracy and compliance.

  Product Detail Page

  1. Product Overview

  The VINDAION ST4100 Clamp-on Ground Resistance Tester is a high-precision, professional-grade instrument designed for safe and efficient measurement of ground resistance and loop resistance. Engineered to meet IEC61010 safety standards, it eliminates the need for auxiliary grounding rods or disconnecting the grounding system, making it ideal for testing lightning protection systems, power grids, telecom base stations, and industrial equipment. Its clamp-on design allows for quick, non-intrusive measurements in tight spaces, ensuring reliability and convenience for electricians and maintenance engineers.

  2. Key Features & Benefits

  • High Precision & Wide Range: Measures ground resistance from 0.01Ω to 500Ω with an accuracy of ±(1%+0.02Ω) at low ranges, ensuring reliable data for critical safety inspections.
  • Clamp-on Design for Easy Operation: No need to disconnect the grounding system or use auxiliary electrodes. Simply clamp around the grounding conductor for instant readings, saving time and effort.
  • Advanced Safety & Protection: Complies with IEC61010-1 (CAT III 300V, CAT IV 150V) safety standards. Features overload protection, automatic discharge, and double insulation for operator safety.
  • Intelligent Functions: Includes data hold (HOLD), data storage (500 groups), auto power-off (5/10/15/20 min), low battery indicator, and backlight for use in dark environments.
  • Multi-Parameter Display: Simultaneously displays resistance (Ω) and AC current (A) on a large 4-digit LCD screen, providing comprehensive diagnostic information.
  • Interference Rejection: Automatically detects and indicates noise interference (NOISE symbol) to ensure measurement accuracy in electrically noisy environments.
  • Self-Calibration: Comes with a calibration ring (1Ω and 10Ω) for on-site verification of instrument accuracy, ensuring consistent performance.

  3. Technical Specifications

  表格

   

  Parameter	Specification
  Model	ST4100
  Resistance Range	0.010Ω ~ 500Ω
  Current Range	Not Applicable
  Accuracy (Resistance)	±(1%+0.02Ω) for 0.010Ω~0.199Ω; ±(1%+0.05Ω) for 0.20Ω~1.99Ω; etc.
  Resolution	0.001Ω (0.010Ω~0.199Ω); 0.01Ω (0.20Ω~1.99Ω); etc.
  Display	4-digit LCD with backlight
  Clamp Opening	55mm × 32mm
  Power Supply	4 × 1.5V AA batteries (DC 6V)
  Data Storage	500 groups
  Auto Power Off	5, 10, 15, 20 minutes, or OFF
  Operating Temperature	-10°C ~ 40°C (≤80% RH)
  Safety Standard	IEC61010-1 (CAT III 300V, CAT IV 150V), IEC61557-1
  Dimensions	295mm × 85mm × 58mm
  Weight	1180g (including batteries)

  4. Applications

  • Lightning Protection Systems: Test grounding electrodes for buildings, towers, and industrial facilities.
  • Power & Telecom Infrastructure: Inspect grounding for substations, transmission towers, and communication base stations.
  • Industrial Maintenance: Verify grounding integrity for machinery, control panels, and electrical installations.
  • Oil & Gas, Charging Stations: Ensure safety grounding for hazardous environments and EV charging infrastructure.

  5. Package Contents

  1. VINDAION ST4100 Clamp-on Ground Resistance Tester
  2. Hard Carrying Case
  3. Calibration Ring (1Ω & 10Ω)
  4. 4 × 1.5V AA Batteries
  5. User Manual (English)
  6. Factory Calibration Certificate
  7. Test Leads (for auxiliary methods, if needed)

  6. Why Choose VINDAION ST4100?

  • Superior to Traditional Methods: Replaces cumbersome hand-cranked megohmmeters with faster, more accurate, and safer digital testing.
  • Robust & Reliable: Built for harsh field conditions with durable construction and long battery life.
  • User-Friendly: Intuitive interface with clear icons and a large, backlit display for easy reading in all lighting conditions.
  • Comprehensive Support: Backed by detailed manuals and calibration tools to ensure long-term accuracy and compliance.

    Product Detail Page

    1. Product Overview

    The VINDAION ST4100 Clamp-on Ground Resistance Tester is a high-precision, professional-grade instrument designed for safe and efficient measurement of ground resistance and loop resistance. Engineered to meet IEC61010 safety standards, it eliminates the need for auxiliary grounding rods or disconnecting the grounding system, making it ideal for testing lightning protection systems, power grids, telecom base stations, and industrial equipment. Its clamp-on design allows for quick, non-intrusive measurements in tight spaces, ensuring reliability and convenience for electricians and maintenance engineers.

    2. Key Features & Benefits

    • High Precision & Wide Range: Measures ground resistance from 0.01Ω to 500Ω with an accuracy of ±(1%+0.02Ω) at low ranges, ensuring reliable data for critical safety inspections.
    • Clamp-on Design for Easy Operation: No need to disconnect the grounding system or use auxiliary electrodes. Simply clamp around the grounding conductor for instant readings, saving time and effort.
    • Advanced Safety & Protection: Complies with IEC61010-1 (CAT III 300V, CAT IV 150V) safety standards. Features overload protection, automatic discharge, and double insulation for operator safety.
    • Intelligent Functions: Includes data hold (HOLD), data storage (500 groups), auto power-off (5/10/15/20 min), low battery indicator, and backlight for use in dark environments.
    • Multi-Parameter Display: Simultaneously displays resistance (Ω) and AC current (A) on a large 4-digit LCD screen, providing comprehensive diagnostic information.
    • Interference Rejection: Automatically detects and indicates noise interference (NOISE symbol) to ensure measurement accuracy in electrically noisy environments.
    • Self-Calibration: Comes with a calibration ring (1Ω and 10Ω) for on-site verification of instrument accuracy, ensuring consistent performance.

    3. Technical Specifications

     

    Parameter	Specification
    Model	ST4100
    Resistance Range	0.010Ω ~ 500Ω
    Current Range	Not Applicable
    Accuracy (Resistance)	±(1%+0.02Ω) for 0.010Ω~0.199Ω; ±(1%+0.05Ω) for 0.20Ω~1.99Ω; etc.
    Resolution	0.001Ω (0.010Ω~0.199Ω); 0.01Ω (0.20Ω~1.99Ω); etc.
    Display	4-digit LCD with backlight
    Clamp Opening	55mm × 32mm
    Power Supply	4 × 1.5V AA batteries (DC 6V)
    Data Storage	500 groups
    Auto Power Off	5, 10, 15, 20 minutes, or OFF
    Operating Temperature	-10°C ~ 40°C (≤80% RH)
    Safety Standard	IEC61010-1 (CAT III 300V, CAT IV 150V), IEC61557-1
    Dimensions	295mm × 85mm × 58mm
    Weight	1180g (including batteries)

    4. Applications

    • Lightning Protection Systems: Test grounding electrodes for buildings, towers, and industrial facilities.
    • Power & Telecom Infrastructure: Inspect grounding for substations, transmission towers, and communication base stations.
    • Industrial Maintenance: Verify grounding integrity for machinery, control panels, and electrical installations.
    • Oil & Gas, Charging Stations: Ensure safety grounding for hazardous environments and EV charging infrastructure.

    5. Package Contents

    1. VINDAION ST4100 Clamp-on Ground Resistance Tester
    2. Hard Carrying Case
    3. Calibration Ring (1Ω & 10Ω)
    4. 4 × 1.5V AA Batteries
    5. User Manual (English)
    6. Factory Calibration Certificate
    7. Test Leads (for auxiliary methods, if needed)

    6. Why Choose VINDAION ST4100?

    • Superior to Traditional Methods: Replaces cumbersome hand-cranked megohmmeters with faster, more accurate, and safer digital testing.
    • Robust & Reliable: Built for harsh field conditions with durable construction and long battery life.
    • User-Friendly: Intuitive interface with clear icons and a large, backlit display for easy reading in all lighting conditions.
    • Comprehensive Support: Backed by detailed manuals and calibration tools to ensure long-term accuracy and compliance.