... clamp input,Internal receiving loop,1k Mini Sensor,8k Mini Sensor,A Frame Receive frequencyØ Active frequencies:500Hz, ... Clamp current measurement frequencies:500Hz, 1kHz, 8kHzØ Sensor frequencies: 1kHz, 8kHzØ Grounding fault locate frequencies: ... .Cable Identification mode Ø Clamp intelligent identificationØ Mini sensor identification.Ø Clamp current measurementHMIØ 320x240 dots LCDInternal battery ...