293系列数显千分尺达到IP65尘/水防护标准测量范围 货号 分辨率 0-25mm 293-230/293-240* 0.001mm 25-50mm 293-231/293-241* 0.001mm 50-75mm 293-232/293-242* 0.001mm75-100mm 293-233/293-243* 0.001mm100-125mm 293-250 0.001mm125-150mm 293-251 0.001mm150-175mm 293-252 0.001mm175-200mm 293-253 0.001mm200-225mm 293-254 0.001mm225-250mm 293-255 0.001mm250-275mm 293-256 0.001mm275-300mm 293-257 0.001mm*不带SPC数据输出