Description
DUOYI DY4100 Digital Earth Resistance Meter | Ground Resistance Tester 0.01-2000Ω
The DUOYI DY4100 Digital Ground Resistance Tester is a precise and durable tool designed for measuring earth resistance in power systems, electrical equipment, and lightning protection systems. With its dustproof structure and user-friendly design, it is ideal for both indoor and outdoor use.
Key Features
- High Accuracy Measurement – Measures earth resistance from 0.01Ω to 2000Ω with 0.01Ω resolution.
- Earth Voltage Testing – Supports 0-30V AC measurement with a fast response time.
- Fast & Efficient Operation – Earth resistance measurement in 5 seconds, earth voltage in 2 seconds.
- LCD Display – 3½-digit LCD screen for clear and easy reading.
- LED Indicators – Green LED for normal operation, red LED for low battery warning.
- Overload Protection – Can withstand 300V AC for 1 min (earth voltage) and 200V AC for 10 sec (earth resistance).
- Withstand Voltage – Ensures safety with 500V AC for 1 min between the circuit and casing.
- Data Hold Function – Allows users to freeze readings for convenient recording.
- Power Supply – Uses six 1.5V AA batteries and one 12V 23A battery for reliable operation.
- Durable & Outdoor-Ready – Built with a dustproof design for enhanced reliability in tough environments.
Specifications
| Specification | Details |
|---|---|
| Measuring Range (Earth Resistance) | 0.01Ω – 2000Ω (0/20/200/2000Ω) |
| Resolution | 0.01Ω |
| Earth Voltage Range | 0 – 30V AC |
| Response Time | Earth resistance: 5 sec Earth voltage: 2 sec |
| Display Type | 3½-digit LCD |
| Operating Temperature | 0°C – 40°C |
| Storage Temperature | -10°C – 50°C |
| Power Supply | 6 × 1.5V AA batteries 1 × 12V 23A battery |
| Overload Protection | Earth Voltage: 300V AC for 1 min Earth Resistance: 200V AC for 10 sec |
| Withstand Voltage | 500V AC for 1 min |
| Data Hold | Yes |
| LED Indicators | Yes (Green: Normal, Red: Low Battery) |
| Dimensions | 150 × 100 × 70mm |
| Weight | Approx. 680g |
Package Includes
✔ DUOYI DY4100 Digital Earth Resistance Tester
✔ Auxiliary Earth Bar
✔ Testing Wires
✔ User Manual
This tester is an essential tool for professionals who require accurate ground resistance measurements to ensure electrical safety and system efficiency.
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