NF-488 PoE Checker Unboxing
NF-488 PoE Checker Tester
Identify at/af standard. Voltage. Current. Power. Continuity. Loopback.
6 Main Features
PoE. Continuity. Poewr. Loopback. LCD screen. Setting.
PoE Testing via Switch
Identify at/af standard of PSE. Power Supply Modes (endspan / midspan, 4 pairs).
PoE Power Testing
Test the voltage & power between power adapter and powered device, also caculate the current indirectly.
Cable Continuity Testing
Test open, short, cross, etc. for STP, UTP LAN cables.
Testing Result
The test results are as shown in the picture.
Loopback Testing
Testing the loop circuit connected to switch is normal or not. If the LED indicator is lit on, it means the loop circuit is good. If not, then there may exist some problems in the circuit.
Lamp
A lamp is equipped in main unit, helping work in darkness.