... ) Elevation is lower than 3000m(2) Environment temperature :+2°--+30°C(3) Relativity humidity≤70%(4) Power: AC 220V, 5A, ... in high frequency and electric arc.2.2 Specification(1) X-ray generator: X-ray tube:Cu target, anode-grounding, fan cooling;Tube voltage: ... Counter installationFirst check it carefully, install this unit on the arm at goniometer, the distance is the shorten the best between ...