... with the standard permanent magnet test system, GB3217-92, used to measure the major and minor hysteresis loops, demagnetization curves, ... capability, reliability, efficiency, price, local environment from laboratory to enterprise's production line Main technical parametersIntegrator steady degree: Zero ... (full-scale value)(BH)max channel: repetitiveness is superior to 0.5%, the error is below 0.5~2% ...