Adiradh offers the Series of Digital Low Resistance Micro-Ohmmeters – DLRO100 for accurate low resistance measurement in electrical systems. Moreover, this instrument is designed for routine testing, commissioning, and maintenance tasks. Therefore, it supports engineers in verifying contact resistance with confidence. In addition, the DLRO100 series ensures stable readings even in noisy field conditions. Also, it is suitable for substations, factories, and industrial plants. Furthermore, the compact design supports easy handling during site work. However, the focus remains on precision rather than complexity. Consequently, users can perform repeatable tests with minimal setup. As a result, testing time is reduced while data quality improves. Thus, the DLRO100 series helps maintain equipment reliability. Finally, the instrument supports safe testing of critical joints, busbars, and switchgear contacts, making it a reliable choice for professionals who require dependable low resistance measurement results.

The Series of Digital Low Resistance Micro-Ohmmeters – DLRO100 is developed for precise measurement of very low resistance values. Moreover, it is optimized for field and laboratory use. Therefore, it supports applications where milliohm and micro-ohm accuracy is required. In addition, the DLRO100 series uses high test current injection to overcome contact and lead resistance. Also, it provides clear digital readings for quick interpretation. Furthermore, the device supports multiple test modes for different assets. However, operation remains simple and user controlled. Consequently, testing errors caused by poor connections are minimized. As a result, maintenance decisions become more reliable. Thus, the DLRO100 series plays an important role in condition assessment programs. Finally, it integrates safety features suitable for industrial environments, ensuring controlled testing of energized and de-energized equipment.
Datasheet for Series of Digital Low Resistance Micro-Ohmmeters – DLRO100
Technical Guide for Series of Digital Low Resistance Micro-Ohmmeters – DLRO100
The Series of Digital Low Resistance Micro-Ohmmeters – DLRO100 is a digital micro-ohmmeter designed for Kelvin four-wire resistance measurement. Moreover, it applies controlled DC test current to measure contact resistance accurately. Therefore, it compensates for lead resistance and thermal EMF effects. In addition, the instrument includes internal current regulation and voltage sensing circuits. Also, it supports measurement of circuit breakers, disconnectors, busbar joints, and cable joints. Furthermore, the DLRO100 series features a microprocessor-based architecture for stable data processing. However, the measurement principle remains compliant with standard low resistance testing methods. Consequently, results are repeatable and traceable. As a result, it supports preventive maintenance and quality control testing. Thus, the DLRO100 series is suitable for professional electrical testing environments requiring precise low resistance diagnostics.
The Series of Digital Low Resistance Micro-Ohmmeters – DLRO100 uses high-current DC injection technology for accurate low resistance measurement. Moreover, four-terminal sensing eliminates lead and contact resistance errors. Therefore, measurement accuracy improves significantly. In addition, digital signal processing filters external noise. Also, automatic current stabilization ensures consistent test conditions. Furthermore, the instrument supports fast measurement cycles. However, safety interlocks control current delivery during testing. Consequently, operator risk is reduced. As a result, measurements remain reliable across varying site conditions. Thus, maintenance engineers can identify degradation early. Finally, the DLRO100 series supports efficient testing workflows, enabling faster fault detection and improved equipment reliability in electrical systems.
Digital low resistance measurement in micro-ohm range
High DC test current injection capability
Kelvin four-wire measurement method
Microprocessor-controlled measurement system
Clear digital display for stable readings
Portable and field-ready design
Circuit breaker contact resistance testing
Busbar and joint resistance measurement
Switchgear maintenance and inspection
Cable joint and connector testing
Industrial and substation maintenance
Moreover, improves accuracy by eliminating lead resistance
Therefore, ensures repeatable and stable results
In addition, reduces testing time on site
Also, supports preventive maintenance decisions
Consequently, enhances equipment reliability
Adiradh Energy offers Series of Digital Low Resistance Micro-Ohmmeters – DLRO100 in India; Hyderabad; Visakhapatnam; Vijayawada; Chennai; Puducherry; Trichy; Coimbatore; Hosur; Bangalore; Hubli; Mysore; Cochin; Kolkata; Pune; Goa; Mumbai; Thane; Kanpur; Jaipur; Nagpur; Delhi; Noida; Gurugam; Bhopal; Vadodara; Ahmedabad; Chandigarh; Chandigarh; Tata Nagar; Raipur; Rudrapur; Durgapur; Kharagpur; Raigarh; Bhilai; Angul; Haldia; Jabalpur; Indore; Jamshedpur; Rajahmundry; Bokaro Steel City; Salem; Kochi; Rourkela; Ahmedabad ;Jamnagar; Bharuch; Sri City; Nashik; Haridwar; Mathura; Aurangabad; Bhubaneswar and other cities
![]()
2025 - Industry. All Rights Reserved.