由其分销商提供的 Megger 1002-227 的描述。
TDR500/3 - Handheld Time Domain Reflectometer (Cable Fault Locator)
Megger 1002-227 TDR500/3 Cable Tester
Range Min. m = 10 / Range Max. km = 5 / Input Impedance Ohm = 100 / Accuracy % = 1 / Resolution % = 1 / Cable Type = Metallic / Pulse Width Max. ns = 2 / Velocity Factor / Propagation Velocity = 0.2 ... 0.99 / Display Type = LCD / Battery Type = 5x AA / Protection Rating = IP54