... surface Arc Height Controller, assistant automatic welding machine, can use with Longitudinal Seam Welding Machine. Below is introduction. 1. FunctionsThis system ... WeldingMig/Mag, Tig, CO2Driving MotorHigh-Quality DC MotorInput PowerAC100~240V Single-Phase,50/60HZ,2AStandard ConfigurationController + Sliding Plate + Sensor (Built inside of ...