Connecting The Power Supply - Honeywell EK280 Applications Manual

EK280

7.2.3 Connecting the power supply

7.2.3.1 Power supply via the internal power supply unit
− If the EK280 is fitted with an internal power supply, simply connect the Ethernet module to the power
supply unit.
7.2.3.2 Power supply in PoE mode (Power over Ethernet)
The Ethernet module supplies the EK280 with power when in PoE mode.
− Install the appropriate adapter cable in this case.
− For this, attach the open ends to the Uext input on the EK280:
The red cable is connected to Uext+ and the black cable to Uext-.
We recommend laying the cable beneath the Ethernet cable ( Photo):
Application Manual 95