EM450 钳型表 功能简介叉式钳头数字式钳型表叉式钳头设计安全等级：CAT II·自动和手动量程·数据保持功能·橙色背光功能·智能自动关机·表笔可固定于表背上，便于使用·叉式钳头设计规格参数Meets IEC1010-1 concerning safety requirements.Display: 3999 counts.DCV: 4/40/400V±0.7% 1000V±0.8%ACV: 4/40/400V±0.8% 700V±1.0%ACA: 200A±3.0% (50Hz to 400Hz)Resistor: 400/4k/40k/400k/4MΩ±1.2% 40MΩ±2.0%CAP: 40n/400n/4μF±4.0%FREQUENCE: 10Hz to 100kHz±2.0%DUTY CYCLE: 0.1% to 99.9%BACKLIGHT AUTO OFF TIME LIMIT MODE.Power:1.5V(AA) × 2Dimensions(W×L×T):66×212×33 mmWeight:200g(with battery)