Sonel MMR-640

£3,396.00 ex VAT

£4,075.20 inc. VAT

The MMR-640 meter is designed to measure very low resistance of resistive objects. This product is made to be used in power plants, railways and maintenance companies to measure resistance of:

breakers, contacts,
earthing conductors, equipotential bondings,
welded and soldered connections,
bolted connections,
and other resistive objects.

MMR-640 can be also utilized on production lines (eg. at the final production control stage).

Device capabilities

The Sonel MMR-640 meter actively integrates high-performance measurement capabilities with a sleek, modern user interface, and an advanced data management system.

Durable and practical casing

Responding to customer demands, the MMR-640 is engineered to thrive in challenging environmental conditions. Its unique casing, boasting an IP67 ingress protection rating, actively ensures the device remains both waterproof and dustproof.

Easy readout

Featuring a vibrant colour touchscreen, the MMR-640 meter offers effortless readability. With an impressive 800 x 480 pixel resolution, users enjoy not only seamless interaction with the interface but also clear and easily readable measurement results.

Product features

measurement of very low resistance
high immunity to disturbances
easy operation
big touchscreen
automatic measurement mode
autoranging

Download Datasheet MMR-640

Product Details

The Sonel MMR-640 meter is a state-of-the-art measurement device that seamlessly integrates high-performance capabilities with modern design elements. Engineered to excel in challenging environments, its durable casing boasts an IP67 rating, making it both waterproof and dustproof.

Moreover, the device’s user-friendly interface features a vibrant colour touchscreen with an impressive 800 x 480-pixel resolution, ensuring effortless interaction and clear readability of measurement results. Overall, the MMR-640 offers professionals a reliable and efficient solution for their measurement needs.

The MMR-640 meter is designed to measure very low resistance of resistive objects. This product is made to be used in power plants, railways and maintenance companies to measure the resistance of:

breakers, contacts,
earthing conductors, equipotential bondings,
welded and soldered connections,
bolted connections,
and other resistive objects. MMR-640 can be also utilized on production lines (eg. at the final production control stage).

Product Features:

measurement of very low resistance
high immunity to disturbances
easy operation
big touchscreen
automatic measurement mode
auto-ranging

For more information visit the Sonel product page

Resistance measurement

Range	Resolution	Test current	Accuracy
0…999.9 μΩ	0.1 μΩ	10 A	±(0.25% m.v. + 2 digits)
1.0000…1.9999 mΩ	0.0001 mΩ	10 A	±(0.25% m.v. + 2 digits)
2.000…19.999 mΩ	0.001 mΩ	10 A	±(0.25% m.v. + 2 digits)
20.00…199.99 mΩ	0.01 mΩ	10 A / 1 A	±(0.25% m.v. + 2 digits)
200.0…999.9 mΩ	0.1 mΩ	1 A / 0.1 A	±(0.25% m.v. + 2 digits)
1.0000…1.9999 Ω	0.0001 Ω	1 A / 0.1 A	±(0.25% m.v. + 2 digits)
2.000…19.999 Ω	0.001 Ω	0.1 A	±(0.25% m.v. + 2 digits)
20.00…199.99 Ω	0.01 Ω	10 mA	±(0.25% m.v. + 2 digits)
200,0…1999.9 Ω	0.1 Ω	1 mA	±(0.25% m.v. + 2 digits)