Cable Length Tester (NF-8601), which is a multi-functional device used for network and cable testing.
Main Functions: It can identify Power over Ethernet (PoE) pins and voltage, perform PING tests for network performance, locate cables with an AC filter, and test for open, short, or cross connections.
Measurement Capabilities: The device is capable of measuring the length of various cables, including network, coaxial, and telephone cables.
Voltage Detection: It includes a voltage detector in the receiver, capable of detecting voltages between 90-1000V.
Locating Cables: The tester can help locate network ports by causing the hub/switch port light to flash.
Model: The specific model shown is the NF-8601.