Microhmmeters
Measure low resistance in µA.
See Also: Ohmmeters, Micro Ohmmeters, Teraohm Meters, Megohmmeters
- Valhalla Scientific Inc.
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Contact Resistance Meter
PCRM200S
The Motwane Manufacturing Company
The Motwane make Contact Resistance Meter (Model:PCRM200S) is a digital micro-ohmmeter, specially designed to measure extremely low resistance in micro ohm. The Instrument is based on Kelvin 4-wire connection method for measurement of low resistance.The Current injection is fixed at 100A & 200A. Test information like current injected with measured resistance & voltage drop is displayed with real time data on large LCD with backlit.This User friendly Instrument and it's accessories are ho...show more -
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Micro-Ohmmeter
3207
The Ballantine 4 Digit Micro-ohm Meter 3207 measures Low Resistance in Milli and micro-ohms with precise accuracy. It employs the proven 4-wire measurement technique and eliminates the lead resistance inherent in 2-wire technique to give accurate readings.
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Handheld Micro-Ohmmeters
RMO-H Series
The RMO-H is battery operated and handheld micro-ohmmeter. It is designed for a variety of applications for contact resistance measurement of non-inductive test objects. Typical applications are accurate testing of:medium and high-voltage circuit breakers,disconnecting switches,high-current bus bar joints,cable splices,and different high-current links.Even more, it accurately measures in high-induction filed environments and substations, as well as in factory testing.RMO-H Series contains six mo...show more -
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Dynamic Micro Ohm Meter
PRIME 600
It is the only micro ohm meter in the market that integrates both the contact resistance and the dynamic resistance measurement (DRM) for cost-efficient condition evaluation of contacts in SF6 and vacuum type circuit breakers; PRIME is a high current micro-ohmmeter that provides true pure DC with smart control up to 600 A, a wide measurement range with high power, dual ground testing process, thermal printer, touch display, pre-defined test modes and automatic reporting.
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Micro-Ohmmeters
Contact resistance measurement is one of the most important and common tests during switchgear manufacturing, commissioning and maintenance stages. Besides switchgear testing, the RMO digital micro-ohmmeters are designed for simple, safe and efficient testing of:disconnecting switches,high-current bus bar joints,cable splices,welding joints,and different high-current links in factory and high-induction field environments.All DV Power RMO micro-ohmmeters use Kelvin’s 4-point measurement principle...show more -
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200 A HIGH-CURRENT MICRO-OHMMETER
MPK-203x
The MPK-203x high-current micro-ohmmeter is a portable, microprocessor-controlled instrument. Has optimized filters and protections for measurements in electrical substations. Can be used to accurately measure very low contact resistances of high voltage circuit-breakers and switches, busbars, etc., with test currents up to 200A. It employs the 4 terminals-method (U/I measuring principle) to avoid errors caused by test leads and their contact resistances.
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Dynamic Micro Ohm Meter
PRIME 200
It is the only micro ohm meter in the market that integrates both the contact resistance and the dynamic resistance measurement (DRM) for cost-efficient condition evaluation of contacts in SF6 and vacuum type circuit breakers; PRIME is a high current micro-ohmmeter that provides true pure DC with smart control up to 200 A, a wide measurement range with high power, dual ground testing process, thermal printer, touch display, pre-defined test modes and automatic reporting.
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Micro-Ohmmeters
The Micro-ohmmeter performs reliable low resistance measurements with test currents to 10A and resolution to 1. Uses a four-wire Kelvin bridge method, which eliminates test lead resistance for a measurement accuracy of 0.25%.
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Micro-Ohmmeter
LOM-510A
The Micro-Ohmmeter has 4 digits, 0.02% basic accuracy and 1 resolution. The 4-terminal kelvin measurement connection minimizes lead resistance errors and 80 dB of ac noise rejection provides rock-steady readings even in noisy locations. The micro-ohmmeter comes with rugged 4-terminal test clips and a large selection of optional probes, clips and fixtures allowing attachment to any low-resistance unknown.
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Microohmmeter
AD-7100
4 Connectors measurement method, Max measurement time 10 sec Indicator of right connect test cables, Lock of test current connectors, Graphical backlight LCD display (240 x 128), True test current indicator, Temperature control of test current stability system,
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Microhmmeter
RMO-G
The RMO-G series micrometers are designed with the latest technology to generate a DC ripple-free current with automatically regulated test ramps, no magnetic transients and very efficient filtration.
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Microohmmeter
MMR-6500
The MMR-6500 digital meter is designed for measuring low resistances with a stabilised current of up to 100 A. The use of test clamps enables the safe measurement of breakers (high-, medium- and lowvoltage), isolators and other components earthed on both sides. The MMR-6500 series meters are equipped with a unique module in their class that measures inductive components which have a current of up to 10 A, enabling the winding resistance of motors, transformers and other inductive components to b...show more -
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5 A portable digital micro-ohmmeter
MPK-254
The MPK-254 digital very low resistance ohmmeter is a portable, microprocessor-controlled instrument used to accurately measure resistances of switches and circuit breaker contacts, transformer and motor windings, wire and cable samples, joints in busbars, etc., using test currents from 1 mA up to 5 A.
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Contact Resistance Measurement Kit
LRM-10
The LRM-10 is a 10A micro-ohmmeter kit designed to measure low resistance for electrical interconnections integrity testing. The LRM-10 has a range from 0.01µΩ to 200Ω. It comes with heavy duty four points probes and it is compatible with a great variety of optional accessories.
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Micro-Ohmmeter Calibration Kit
LOM-530
The LOM-530 is convenient single unit containing a complete set of (5) working standard grade resistors for complete calibration of micro-ohmmeters. The standard resistance values are those used by the LOM-510A Microohmmeter/Milliohmmeter.
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Precision Micro-Ohmmeter
4176
Best-selling Valhalla 4176 ohmmeter measures transformers, coils, and shunts the competition can’t. The 4176 provides ultra-stable low-resistance measurements.
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Micro-Ohmmeter and Loop Resistance Tester
LRT 6000
LRT 6000: The right solution for impedance resistance measurement in compliance with all aircraft specifications on plane, helicopter, rocket, army vehicles for both production andmaintenance. It is a very easy-to-use and versatile instrument. Its ergonomics allow the user to use it either placed on the ground or across one's shoulder or chest. Awide back-lit LCDdisplay combinedwith an intuitive keyboard ensures simple and easy operation.
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10 A portable digital micro-ohmmeter
MPK-253
The MPK-253 digital very low resistance ohmmeter is a portable, microprocessor-controlled instrument used to accurately measure resistances of switches and circuit breaker contacts, transformer and motor windings, wire and cable samples, joints in busbars, etc., using test currents from 1mA up to 10 A.
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Micro-Ohmmeters
Is a top-of-the-range product designed for on-site, workshop or laboratory use.
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High Precision Digital 10A Micro-Ohmmeter
LRM-10™
The LRM-10™ 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.
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Micro-Ohmmeters
RMO-A Series
The RMO-A is a portable micro-ohmmeter designed for contact resistance measurements of switchgear during manufacturing, commissioning and maintenance stages. This micro-ohmmeter is widely used by medium and high-voltage circuit breakers manufacturers. Other typical applications are testing of disconnecting switches, high-current bus bar joints, cable splices, and different high-current links. It accurately measures not only in factory environments but also in high-induction fields and substation...show more -
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Micro-Ohmmeter
MR 300 C-A
The MR300C-A micro-ohmmeter enables you to perform highly accurate resistance measurements at objects with an extremely low resistance such as cables, contacts, fuses, power connections, graphite, carbon and metal samples. In the lowest measuring range of 100 µΩ the resolution is 10 nΩ.
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Microohmmeter
Used to measure extremely low resistances with high accuracy at specified test currents and is used for contact and bonding applications.
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Circuit Breaker Analyzers & Timers
CAT circuit breaker analyzers and timers are advanced standalone or a PC controlled instruments for circuit breaker maintenance. Typical application areas of CAT instruments are medium and high voltage substations at electric power generation, transmission, and factories of switchgear. Also, industrial environments and electric power distribution are suitable application areas for these circuit breaker testing instruments.DV Power CAT circuit breaker testing instruments are portable and lightwei...show more -
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10 A True DC Micro-Ohmmeter
AUTO-OHM 10
The Vanguard Auto-Ohm 10 is a 10-ampere battery powered micro-ohmmeter designed for low-resistance-measuring applications such as the measurement of resistance in circuit breaker contacts, bushing contact joints, and welding joints. The unit is powered by four 3400mAh, 3.7Vdc Li-Ion rechargeable batteries. With these high capacity batteries, up to 2,900 tests per charge (10A/2 second duration) can be performed in the field. The Auto-Ohm 10 features a built-in charger that can charge the batteries when the unit is not in use.
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Micro-ohmmeters
MMR-650
Designed to measure very low resistances of both resistive and inductive types of objects, including amorphous core transformers. This product is made to be used in power plants, railways and maintenance companies, to measure welded and soldered connections, equipotential bondings, earthing conductors, contacts, bolted connections, windings of motors and power transformers and other resistive and inductive objects. MMR-650 can be also utilized on a production lines (eg. at the final production c...show more -
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Micro-Ohmmeters
Micro-Ohmmeter is an affordable 7 range, 4-Wire Kelvin based product that is used to test electrical resistance on a wide variety of applications including winding resistance, contact resistance, and component testing. The 720A micro-ohmmeter has an autorange feature (available with NSN package) and is compatible with an RS232C interface (OP-232). Thanks to its wide-range capabilities, ease of use, and CE mark, this micro-ohmmeter is used commonly across the globe.
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The Lightest Micro-ohmmeter In The Industry
RMO-H
The RMO-H is a portable, battery-operated micro-ohmmeter based on state-of-the-art technology, using the most advanced battery mode and switching technique available today. The high-capacity Li-Po battery allows the generation of a ripple-free DC current of up to 300 A. The test current is user-selectable and generated in an automatically regulated test ramp. During the test, the RMO-H increases the current before the measurement and decreases it afterwards. This significantly reduces magnetic transients.
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3-in-1 Test System
CIBANO 500
CIBANO 500 combines a micro-ohmmeter, timing analyzer, and a coil and motor supply. All important CB tests on all types of CBs can be carried out even when a station battery is not available.
