大量程三点内径尺特性:·三点定位测量·采用了专利结构和可换测头,测量范围大·可换测头精度高,更换后无需校零位·棘轮测力·RS232数据输出,接口电缆:P1102(选配)·数显系统与132-XX-5X4电子外径千分尺相同·L—最大测量尺寸 测量范围精度校对环规可换测头接长杆200-500mm(1+L/50)umφ200mm3×50mm3×100mm150mm,500mm200-1000mm(1+L/50)umφ200mm3×50mm3×150mm3×250mm3×350mm3×100mm3×200mm3×300mm150mm,500mm,1000mm