OVERVIEW
GoodProx digital earth tester GP-RM-EM2D1KA is an industrial-grade premium measurement tool engineered for ultra-precise electrical grounding system testing, highlighted by its industry-leading 0.01Ω high precision ground tester resolution—setting a new standard for lab-grade accuracy in on-site field testing.
Built with advanced high-sensitivity sensing chips, microprocessor technology and industrial-grade alloy materials, this 0.01Ω high accuracy earth resistance tester delivers repeatable, error-free readings for routine safety inspections, fault diagnosis and high-precision grounding calibration.
FEATURES
- 0.01Ω Ultra-Fine Resolution: This 0.01Ω high precision ground tester offers lab-grade fine resolution for ultra-accurate grounding measurements.
- High Accuracy Performance: The earth resistance tester delivers industry-leading accuracy with minimal measurement error.
- Intuitive Backlit Display: Large LCD screen of the digital earth tester ensures clear readouts in low-light field conditions.
- Rugged Industrial Build: Portable ETCR earth tester with shock/dust/impact resistance for harsh on-site working environments.
- One-Click Easy Operation: Auto range switching, data hold and one-key testing for efficient workflows with the high accuracy earth resistance meter.
- Strong Anti-Interference: Advanced multi-layer filtering tech minimizes electromagnetic interference for stable readings in complex industrial areas.
- Practical Smart Reminders: Low battery indication, over-range alarm and calibration prompt for the 0.01Ω grounding tester.
- Versatile Test Modes: Supports multiple standard grounding test modes for universal use as an industrial precision ground tester.
SPECIFICATION
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Technical Specification
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Model
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GP-RM-EM2D1KA
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Resistance Range
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0.010Ω~200Ω
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Current Range
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-
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Resistance Range & Accuracy
(23℃±5℃,75%RH)
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Range
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Resolution
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Accuracy
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0.010Ω~0.099Ω
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0.001Ω
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±(1%rdg+0.01Ω)
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0.10Ω~0.99Ω
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0.01Ω
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±(1%rdg+0.01Ω)
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1.0Ω~49.9Ω
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0.1Ω
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±(1%rdg+0.1Ω)
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50.0Ω~99.5Ω
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0.5Ω
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±(1.5%rdg+0.5Ω)
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100Ω~199Ω
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1Ω
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±(2%rdg+1Ω)
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200Ω~395Ω
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5Ω
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±(5%rdg+5Ω)
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400Ω~590Ω
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10Ω
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±(10%rdg+10Ω)
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600Ω~880Ω
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20Ω
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±(20%rdg+20Ω)
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Current Range & Accuracy
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0.00mA~9.95mA
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0.05mA
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±(2.5%rdg+1mA)
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10.0mA~99.0mA
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0.1mA
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±(2.5%rdg+5mA)
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100mA~300mA
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1mA
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±(2.5%rdg+10mA)
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0.30A~2.99A
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0.01A
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±(2.5%rdg+0.1A)
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3.0A~9.9A
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0.1 A
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±(2.5%rdg+0.3A)
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10.0A~20.0A
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0.1 A
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±(3%+1A)
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Clamp Jaw Size
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32mm
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Tester Dimension
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275mm(L)X85mm(W)X56mm(H)
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Tester Weight
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1130g
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Power Supply
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DC: 6V (4 PCS of LR6 Alkaline batteries)
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Single Measurement Time
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0.5 second
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LCD Screen
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4 Digits LCD display,
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Data Memory
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99 Groups
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Audible & Visible Alarm
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“Du—du—du” alarm sound , press AL key to turn on/off
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Alarm Threshold Setting Range
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Resistance:1~199Ω;Current:1~499mA(only C type)
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Protection Level
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Double insulation
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Gear Shift
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Automatically
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RS232 Interface
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Optional
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Accessories
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Meter: 1PCS; Test Ring: 1PCS; Meter Suitcase: 1PCS
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Warranty
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12 months
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APPLICATIONS
This high-precision earth resistance tester is the top-tier industrial precision ground tester for a wide range of industries and scenarios where 0.01Ω ultra-fine grounding measurement accuracy is critical:
- Power Industry: Substation, power plant and transformer station grounding system calibration, precision inspection and fault diagnosis.
- Telecommunications: Telecom base stations, data centers and communication tower high-precision grounding maintenance & safety checks.
- Construction & Real Estate: High-end commercial building, industrial facility and lightning protection engineering precision grounding testing.
- Manufacturing & Heavy Industry: Precision machinery, production line and hazardous area equipment grounding safety compliance calibration.
- Aerospace & Electronics: High-precision electronic equipment and aerospace facility grounding system precision measurement.
- Property & Facility Management: Premium commercial complex and industrial park grounding system routine precision maintenance.
- Electrical Safety Inspections: Third-party professional safety audits and high-precision grounding system certification testing.

PRODUCT DETAILS


Why Choose GoodProx GP-RM-EM2D1KA Earth Resistance Tester?
✅ 0.01Ω Ultra-Fine Resolution: The 0.01Ω high precision ground tester delivers lab-grade accuracy, meeting all high-precision grounding test needs.
✅ Industrial-Grade Reliability: Our digital earth tester is built with premium materials for long-term use in harsh environments.
✅ On-Site Portability: The portable 0.01Ω digital earth tester for on-site testing is lightweight and compact for all-day field operation.
✅ User-Friendly Design: Intuitive one-click operation makes the earth resistance tester easy for all skill levels.
✅ Strong Anti-Interference: Multi-layer filtering ensures stable, accurate readings in high-electromagnetic interference industrial areas.
✅ Comprehensive Smart Functions: Auto range, data hold and smart reminders streamline your testing workflow.
✅ Genuine Quality: Authentic with strict QC and calibration, complying with international electrical measurement standards.