Overview

The Megger DLRO10X is an industry-leading digital micro-ohmmeter that brings professional standards to low resistance measurement. This highly portable, lightweight instrument is engineered for electrical utilities, industrial contractors, and quality control laboratories. Capable of delivering up to 10 A DC test current, the DLRO10X measures resistances across seven ranges spanning from 0.1 µΩ to 2000 Ω, ensuring pinpoint diagnostic precision on critical connection joints, switches, and high-voltage busbars.

Advanced Low Resistance Diagnostic Features

• Automatic and Manual Current Selection: While the instrument can automatically select the most suitable test current, the DLRO10X features a two-axis paddle-controlled menu system that allows operators to manually override and set the maximum test current.
• Auto Current Reversal: Performs bidirectional tests with both forward and reverse currents to automatically cancel out any standing thermoelectric EMFs, displaying individual directional results alongside the true average.
• Thermal Stress Prevention: Features a built-in 250 mW power limit (with optional manual override) to prevent excessive heating of sensitive test samples during measurement.
• On-Board Memory & Alphanumeric Keypad: Equipped with an internal storage system that saves up to 700 completed tests. The integrated alphanumeric keyboard allows field technicians to enter up to 200 characters of custom notes per test.
• Real-Time PC Synchronization: Supports direct data transfer of stored records or live real-time measurement outputs to a PC via RS232 connectivity.

Technical Specifications

• Measurement Range: 0.1 µΩ to 2000 Ω on seven automatic or manual ranges.
• Maximum Test Current: 10 A DC.
• Basic Measurement Accuracy: ±0.2% with a response time of under 3 seconds.
• Safety & Protection: Fuse protected against accidental connections to external voltages up to 600 V DC.
• Power Supply: High-capacity 7 Ah NiMH rechargeable battery pack, supporting up to 1000 tests at 10 A on a single charge.
• Display: Large, backlit LCD display optimized for poor field lighting.

Frequently Asked Questions (FAQ) about Megger DLRO10X

What is the benefit of the megger dlro 10x price compared to the standard DLRO10?

While both instruments deliver precise 10 A resistance testing, the DLRO10X offers advanced control. It adds an alphanumeric keypad for entering test notes, stores up to 700 tests on-board, supports manual current limits, allows unidirectional testing, and offers RS232 data download to a PC.

How does the contact check mechanism protect measurements?

The DLRO10X automatically checks the electrical continuity of both the potential and current connections before starting a test. If contact is poor, a “Contact Fail” indicator warns the user, eliminating erroneous or false low resistance readings.

What applications require a 10 A micro-ohmmeter?

A 10 A tester is essential for verifying the integrity of low-resistance connections. Typical applications include busbar joint testing, switch and circuit breaker contact resistance, cable splices, aircraft frame bonding, and rail weld testing.

Best Practices for Portable Micro-Ohmmeter Upkeep

Maintain the high accuracy of your low resistance ohmmeter with these basic operational steps:

• Inspect Duplex Hand Spikes: Regularly check that duplex spring-loaded spikes move freely and are clean. Dirt on the probe tips can create contact resistance that triggers error warnings.
• Monitor Battery Health: The NiMH battery has a dedicated charge state indicator. Recharge the battery module using the supplied standard charger, and avoid storing the instrument completely discharged.
• Keep Terminals Clean: Ensure the quick-connect terminal ports on the top panel are kept dry and free from mud, rust, or water to guarantee reliable connection to the test leads.

Get a Professional Quote for Megger DLRO10X

Upgrade yourmegger dlro 10x price electrical testing equipment today. Contact EasyXRF today to request current price configurations, verify lead set options, or get technical advice from our engineering support team.