Axis Communications AXIS 221 user manual Power connections, Power connector block

48AXIS 221 - Unit Connectors

Power connections

Power can be supplied to the camera by the following methods:

•the supplied power adapter, 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 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 to the DC+ pin.

The AC supply is 10-24V. Connect the AC poles to the AC pins.

Power connector block pin assignment table.			AC	AC
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
		GND	DC+

Schematic Diagram - Power terminal block and power connectors

Internal 3.3V

z

z

GND

Switch

Mode

Power

Supply

			z
z	z	z	z
			z
	z		z

o 3 AC

~

o 2 AC/DC+

=

o 1 GND/DC-

+o Axis Power Supply PS-K 9V max 9W or

-oaccording to parts list