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
BUILT-IN THERMAL PRINTER		√	√