This device lets you test and measure the PoE connection from any standarts. It can detects the PoE source from 802.3at/af, passive PoE and also regular DC jack. PoE tester also supporting the 10/100/1000 data rates, so it can measure PoE system without interrupting the data transmission.
Simply plug any PoE powered ethernet cable into input port or any 8-56V DC jack power input.
PoE tester will measuring the power every 3 seconds cycles :