主要特点: 双外壳设计, 配校正砝码, 自带RS232接口, 带背光的高清晰液晶显示屏, 防护罩。 外部砝码校正 型号范围精度秤盘尺寸(mm)M2002D220/20000.01/0.1 160M4502D600/45000.01/0.1 160/195 175M5502D800/55000.01/0.1 160/195 175M5202D3000/52000.01/0.1 160/195 175M6202D4000/62000.01/0.1 160/195 175内置砝码校正 M2002Di220/20000.01/0.1 160M4502Di600/45000.01/0.1 160/195 175M5502Di800/55000.01/0.1 160/195 175M5202Di3000/52000.01/0.1 160/195 175M6202Di4000/62000.01/0.1 160/195 175