53AXIS 223M - Unit ConnectorsPower connectionsPower can be supplied to the camera by the following methods:• The supplied power adapter, PS-K, 9W. The center pin is positive (+).• Power over Ethernet (PoE) with power classification Class 2, via the networkcable. This will automatically be detected if available via the network.• The power connector block on the rear panel.Power connector blockThe power connector block supports both AC and DC input power.The DC supply is 7-24V. Connect the negative pole to the GND pin and the positive pole tothe DC+ pin.The AC supply is 10-24V. Connect the AC poles to the AC pins.Schematic diagram - Power terminal block and Power connectorsPower connector block pin assignment table.Pin FunctionGND Ground/DC-AC/DC+ AC and DC+, power input for mains power to unitAC AC power input for mains power to unitAC ACDC+GND32ooModePowerSupply3.3V zzz z zzzzzzooInternal~SwitchozGNDAC1AC/DC+GND/DC-=+-Axis Power SupplyPS-K 9V max 9W oraccording to parts list