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DRM-10A - Digital micro-ohmmeter (10Amp)

DRM-10A - Digital micro-ohmmeter (10Amp)

DRM-10A - Digital micro-ohmmeter (10Amp)

Product catalog summary
Introduction
The DRM-10A is a high precision micro-ohmmeter designed by ndb Technologies Inc. It is used for measuring very low resistances ranging from 0.01 µΩ to 200 Ω, making it the most accurate in its category. The device is lightweight, portable, and suitable for both laboratory and field applications.

Specifications
The DRM-10A employs a four-pin resistance measurement system, injecting current through two cables and measuring voltage across the joint to eliminate contact resistance uncertainty. It features a microprocessor to eliminate gaps and parasitic voltages, and a unique filtering system for use in intense magnetic fields. The measurement range is 0.01 µΩ to 200 Ω with a resolution of 0.01 µΩ. It operates in temperatures from -20°C to +50°C and is submersible and rainproof.

Operation and Advantages
The device automatically calculates resistance measurements and is recognized for its accuracy and ease of use. It is shock-resistant and equipped with an LCD display with backlighting for visibility in various conditions. The DRM-10A is capable of weak current injection for small measurement contacts and offers various accessories for specific applications.

Applications
The DRM-10A is used in quality control of smelting parts, mechanical and high voltage welded joints, exothermic joints, electrodes for aluminum plants, and inspection of contacts, circuit breakers, and power fuses.

Technical Highlights
The device features automatic current adjustment from 5mA to 10A, automatic stop mechanisms for idle mode and backlighting, and includes a set of standard connecting cables with alligator clips. Optional accessories include reference shunts, exothermic welding test probes, double hands probe kits, and Kelvin clamp kits.

Included Items
The package includes the DRM-10A instrument, standard cables and clips, a battery charger, rechargeable batteries, a user manual, and a calibration certificate.
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Catalog excerpts

DRM-10A - Digital micro-ohmmeter (10Amp)-1

High precision digital micro-ohmmeter The DRM-10A is a lightweight and portable micro-ohmmeter designed to measure very low resistances from 0.01 µΩ to 200 Ω. It is the most accurate in its category. ADVANTAGES Much lighter and handier than other equip- ment in its category Shock resistant, it is suitable for all types of applications: work site or laboratory The LCD display is equipped with a backlight to allow work in any conditions Weak current injection for applications that require small measurement contacts Many accessories are available for your appli cation such as exothermic welding (Cad- weld®), measurements on very small sur- faces, etc... DRM-10A 10 ampere high precision micro ohmmeter The DRM-10A is suitable for both laboratory and field applications. Resistance measurements are calculated automatically. This equipment has become the number one choice for industries, products engineers, and manufacturers. Recognized as the most accurate and easy to use on the market, the DRM-10A is shock resistant and suitable for many applications. The DRM-10A uses a four-pin resistance measurement system which consists of injecting a current with two cables connected at each end of the joint to be tested. Then, the cables are installed which allow reading the voltage on each side of the part to be tested in order to measure the resistance. This eliminates any uncertainty linked to resistance of the contacts. The instrument is equipped with a microprocessor which eliminates gaps and parasite voltages. Thanks to its unique filtering system, the DRM-10A can be used in spite of the presence of intense magnetic fields. APPLICATIONS Quality control of smelting parts Control of mechanical joints and high voltage welded joints Control of exothermic joints (Cadweld®) Control of electrodes for aluminum plants Inspection of contacts, circuit breakers and power fuses ndb Technologies inc. • 1405 St-Jean-Baptiste, office 111 • Quebec (QC) G2E 5K2 - Canada • Tel: 1(418)877-7701 Fax: 1(418)877-7787 Email: [email protected]

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DRM-10A - Digital micro-ohmmeter (10Amp)-2

TECHNICAL SPECIFICATIONS Measurement Range Scales Operation temperature Uses the four point measuring method Automatic current adjustment from 5mA to 10A Automatic stop mechanism of the instrument after 2 min. in idle mode Storage temperature 0 to 95% non-condensed Submersible, rain proof Automatic stop mechanism of the backlighting system after 30 seconds >12 000 measurements at 10A (for a cable loop resistivity <50mΩ). > 10 000 measurements, for the other currents. Battery type 12V 1A adapter with sealed connector, available for 110V or 220V LCD 128 x 64, wide ranging temperatures 2.36 x 1.62...

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