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DLRO10HDX Low Resistance Ohmmeter

DLRO10HDX Low Resistance Ohmmeter Specification

Features
Rechargeable battery, rugged case, built-in memory for data storage, CAT IV 600V safety rating

Display Type
Large backlit LCD display

Accuracy
0.2% of reading 2 digits

Response Time
<3 s (for most measurements)

Temperature
-10C to +50C (Operating)

Mounting Type
Portable/Handheld

Interface Type
USB, Bluetooth

Test Range
0.1 to 2000

Number of Specimens
Single Specimen

Application
Testing low resistances in electrical bonds, busbar joints, circuit breaker contacts, switchgear, and cables

Automation Grade
Semi-Automatic

Measuring Range
0.1 to 2000

Power Supply
100-240V AC, 50/60Hz

Operating Voltage
100-240 V AC

Resolution
0.1

Equipment Type
Digital Low Resistance Ohmmeter

Humidity
0 to 90% RH non-condensing

Frequency
50/60 Hz

Usage
Measurement of very low electrical resistance

Capacity
Up to 10 A test current

Machine Weight
6.6 kg

Control Mode
Manual and Automatic

Battery Type
Rechargeable Lithium Ion

Data Logging
Yes, internal memory and download capability

Compliance
IEC 61010-1, IEC 61326-1

Ingress Protection
IP54 (lid closed)

Safety Rating
CAT IV 600V

Dimensions
315 mm x 285 mm x 181 mm

Test Current Range
10 A, 1 A, 0.1 A, 0.01 A selectable

Memory Storage
Up to 200 test results

Carrying Case
Supplied as standard

DLRO10HDX Low Resistance Ohmmeter Trade Information

Minimum Order Quantity
1 Piece

Payment Terms
Cash in Advance (CID)

Supply Ability
10 Pieces Per Month

Delivery Time
10 Days

Main Domestic Market
All India

About DLRO10HDX Low Resistance Ohmmeter

DLRO10HD and DLRO10HDX digital low resistance ohmmeters can deliver a 10 A current into measurements up to 250 m, and 1 A into measurements up to 2.5 . The duration of each test can be up to 60 seconds, reducing the time required for cooling. They have both a high and low output power selection for condition diagnosis.

These units can be powered from either their own sealed, rechargeable lead-acid battery or via mains power. This makes them suitable for continuous testing in production line or repetitive use environments. Additionally, they come in a rugged case designed for stable ground and bench operation and is IP54 rated when operational and IP65 when the lid is closed, which is ideal for working in all weather conditions.

Both units have five test modes: bidirectional (current reversal with averaging cancels thermal EMFs), unidirectional, automatic, continuous, and inductive modes). Each mode is selected through a simple rotary control on the mode selection rotary switch. These rotary switches are easy to operate, even with gloved hands, and the instruments large, clear, backlit LCD display makes for easy reading even from a distance.

Precision Testing for Low Resistance Applications

The DLRO10HDX is specifically designed for accurate measurement of low resistances in critical applications like electrical bonding, busbars, and cable joints. Featuring a fast response time (<3 s for most measurements), a high accuracy of 0.2%, and four selectable test currents, it ensures reliable diagnostic results even under challenging field conditions.

Safety and Durability in Demanding Environments

Built to endure rugged use, the DLRO10HDX boasts a CAT IV 600V safety rating and an ingress protection level of IP54 with the lid closed. Its robust carrying case and ability to operate in temperatures from -10C to +50C enable dependable performance both indoors and outdoors, even in harsh industrial settings.

Efficient Data Management and Connectivity

Store up to 200 test results with the DLRO10HDX's internal memory. Data can be easily transferred via USB or Bluetooth, streamlining result analysis and reporting. The device's data logging and recall functionalities facilitate efficient record-keeping for ongoing maintenance or audits.

FAQ's of DLRO10HDX Low Resistance Ohmmeter:

Q: How does the DLRO10HDX ensure measurement accuracy in field conditions?

A: The DLRO10HDX maintains precision through selectable test currents (10 A, 1 A, 0.1 A, 0.01 A), a rapid response time of less than 3 seconds, and an accuracy of 0.2% of reading plus two digits. Its rugged case and IP54 protection enable reliable operation even in harsh or variable environments.

Q: What types of applications is the DLRO10HDX best suited for?

A: This ohmmeter is ideal for measuring very low resistances in electrical bonds, busbar joints, circuit breaker contacts, switchgear, and cables. It's commonly used for commissioning, troubleshooting, and maintenance in utilities, industrial plants, and electrical contractors.

Q: When should I use the automatic versus manual control mode?

A: Manual mode is recommended when you require direct control over individual tests, while automatic mode is best for repeated or sequential testing to streamline measurement and reduce operator intervention. Switching between modes helps optimize workflow based on the testing scenario.

Q: Where can the stored test results be retrieved and how is data downloaded?

A: Test results, up to 200 in total, are saved in the device's internal memory. Data can be downloaded directly via USB or Bluetooth to a computer or compatible device for analysis, reporting, and archival purposes.

Q: What process should I follow for safe operation in high-voltage environments?

A: Always verify that the system is de-energized before connecting the device, and ensure the lid is closed for maximum IP54 ingress protection. The CAT IV 600V safety rating provides extra assurance against transient voltages, and compliance with IEC 61010-1 and IEC 61326-1 ensures international safety standards.

Q: How does the rechargeable lithium-ion battery benefit field users?

A: The rechargeable lithium-ion battery offers extended usage during field operations, minimizing downtime due to battery changes and supporting consistent performance over long testing periods. The device also comes with a carrying case for convenient transport.

Q: What are the benefits of using a digital low resistance ohmmeter like the DLRO10HDX?

A: Benefits include accurate measurement of very low resistances, enhanced safety, fast results, long battery life, extensive data storage, and convenient data transfer. Its portable design and rugged construction ensure suitability for demanding industrial and field applications across India.

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