45
AXIS 221 - The I/O Units Connectors
Power
Power can be supplied to the camera through the following methods:
• the supplied power adaptor, PS-K, 9W. The center pin is positive (+).
• PoE (Power over Ethernet) with power classification, Class 2 via the network
cable. This will automatically be detected if available via the network.
• the power connector block on the rear panel.
Power Connector Block
The power connector block can handle both AC and DC input power.
The DC supply is 7-24V, DC. Connect the negative pole to the GND pin and the positive
pole to the DC+ pin.
The AC supply is 10-24V, AC. Connect the AC poles to the AC pins.
A diagram of the power connector block, complete with pin assignment table, is shown
below.
Pin Function
GND Ground/DC-
AC/DC+ AC and DC+, power input for mains power to unit
AC AC power input for mains power to unit
AC AC
GND DC+
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