... Detect iron tramps 3,500-2000mm conveyor belt 4,To control conveyor stop 5,ISO9001:2008 Brief introductionEmploying the special ... metals;Timing functions: relay delay the release time of 1-10 seconds;Control output: relay contact pair of normally open, a pair ... rangeDetecting sensibility(mm)Weight(kg)GJT-5B500400.8~2.5220V±10%,50/60HzIron, aluminum, copper, stainless steel, manganese steel, chrome ...