介绍 | 型 号 | 2677 | 2677A | 2677B | 2677C | 2677E | 额定电压 | 2500V,5000V | 500V,1000V,2500V,5000V | 5000V,10kV | 工作电压 | 额定电压× (1±10%) | 测量范围上限值 | 100GΩ,200GΩ | 25GΩ,50GΩ,100GΩ,200GΩ | 200GΩ | 误差 | ±5%RDG,±10%RDG | 误差为±5%RDG的范围 | (0.01~50)GΩ (0.02~100)GΩ | (0.0025~12.5)GΩ;(0.005~25)GΩ (0.01~50)GΩ;(0.02~100)GΩ | (0.02~100)GΩ | 误差为±10%RDG的范围 | (0.005~0.01; 50~100)GΩ (0.01~0.02;100~200)GΩ | (0.00125~0.0025;12.5~25)GΩ (0.0025~0.005;25~50)GΩ (0.005~0.01; 50~100)GΩ (0.01~0.02;100~200)GΩ | (0.01~0.02)GΩ (0.100~200)GΩ | 数字显示值的偏差 | 与模拟指示值的差 ≤±5%RDG | 输出短路电流 | ≥3mA | ≥5mA | ≥3mA | ≥5mA | ≥2mA | 吸收比、极化指数的测量范围 及误差 | 测量范围:1~19.99; 误差:±(5%RDG+1d) | 残压自泄时间 | ≤30S(0.1μF) | 抗干扰能力 | 2mA AC50Hz | 输出电压显示误差 | 2%RDG+1d | 耐 压 | AC5KV 50Hz 1min | 工作温度及湿度 | 0℃~40℃ < 85%RH | 电 源 | 蓄电池 12V 2.0Ah AC220V ± 10% | 尺 寸 | 380mm( L )× 238mm( W )× 152mm( D ) | 重 量 | ≈ 6kg | | |
福禄克FLUKE , 雷泰Raytek红外测温仪, 日本共立兆欧表, 数字绝缘电阻测试仪3125, FLUKE数字万用表, Raytek雷泰3I2ML3U, 接地电阻测试仪4200, 电力计6310, 理音测振仪VM63A