Microhmmeter comparison chart

Microhmmeter comparison chart

Amperis Products S.L. has several microhmmeter models, according to your needs.

All our models are designed for testing resistance in welding joints, HV circuit-breakers (according to IEEE C57.09-1999 5.15), or for any low-resistance measuring application.
Below is a comparison chart for Amperis microhmmeters:

MICROHMMETER QAUTO-OHM 200 QMOM 200 QMOM 600
TEST CURRENT RANGE 1-200A 1-200A 10-600A
RESISTANCE READING RANGE 1µΩ-5Ω 1µΩ-5Ω 1µΩ-400mΩ
ACCURACY 1A to 4.99A: 1% ±10 µΩ 1A to 4.99A: 1% ±10 µΩ 10A to 49.9A: 1% ±2 µΩ
5A to 9.99A: 1% ±2 µΩ 5A to 9.99A: 1% ±2 µΩ 50A to 600A: 1% ±1 µΩ
10A to 200A: 1% ±1 µΩ 10A to 200A: 1% ±1 µΩ  
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