NF-488 Digital Ethernet CAT5 CAT6 LAN Network Cable PoE Switch Tester Detector

Test the information of the standard/non-standard PoE device, such as voltage, polarity, mid-span or end-span. Test of real-time power consumed by PD devices in PoE power supply systems. Test the open, short, cross status in the network cable. Test the power consumed by DC appliances. The loop test function of the switch.