... box anti-pressure, and stacking pressure. So it is ideal testing equipment for paper-making, packaging, quality-inspecting department and so ... high speed ARM processor, highly automatic, fast data-collecting, automatic testing, intelligent diagnose.2.7 With 24-digits high precision AD ... parameters:3.1 Power supply: AC380V, 50Hz, 10A, three-phase, four wires.3.2 Testing accuracy:±1%3.3 Resolution: 1N3.4 ...