技术指标: 1.测量范围:0~2000mT 2.测量分辨率:1mT(3A型),0.1mT(4B型) 3.测量精度:
DTM-3A型(1~5mT)(1000~1500mT)为±5%(5~1000mT)为±1% DTM-4B型(0.1~1mT)(1000~1500mT)为±5%(1~1000mT)为±1% 便携式DTM-2C型指标等同DTM-3A型,配四节充电电池,交直流两用