钳形接地电阻仪测量模式测量范围 分辨力
准确度 电阻 0.010~0.099(Ω) 0.001(Ω) ±(1%+0.01Ω) 0.10~0.99(Ω) 0.01(Ω) ±(1%+0.01Ω) 1.0~49.9(Ω) 0.1(Ω) ±(1%+0.1Ω) 50.0~99.5(Ω) 0.5(Ω) ±(1.5%+0.5Ω) 100~199(Ω) 1(Ω) ±(2%+1Ω) 200~395(Ω) 5(Ω) ±(5%+5Ω) 400~590(Ω) 10(Ω) ±(10%+10Ω) 600~1000(Ω) 20(Ω) ±(20%+20Ω)