beautypg.com

3 power over ethernet configuration – Interlogix NS3702-24P-4S User Manual User Manual

Page 348

background image

348

Classification mode

In this mode each port automatic determines how much power to reserve according to the class the connected PD belongs to,

and reserves the power accordingly. Four different port classes exist and one for 4, 7, 15.4 and 30.8 Watts.

Class

Usage

Range of maximum power used by the PD

Class Dsecription

0

Default

0.44 to 12.95 Watts

Classification unimplement

1

Optional

0.44 to 3.84 Watts

Very low power

2

Optional

3.84 to 6.49 Watts

Low power

3

Optional

6.49 to 12.95 Watts (or to 15.4Watts)

Mid power

4

Optional

12.95 to 25.50 Watts (or to 30.8Watts)

High power

1. In this mode the Maximum Power fields have no effect.

2. The PoE chip of PD69012 has designed to that Class level 0 will be assigned to 15.4

watts by AF mode and 30.8 watts by AT mode under classification power limit mode. It is

hardware limited.

Allocation mode

In this mode the user allocates the amount of power that each port may reserve. The allocated/reserved power for each

port/PD is specified in the Maximum Power fields. The ports are shut down when total reserved powered exceeds the amount

of power that the power supply can deliver.

In this mode the port power is not turned on if the PD requests more available power.

LLDP mode

In this mode the ports of PoE power is managed and determined by LLDP Media protocol.

4.16.3 Power Over Ethernet Configuration

This section allows the user to inspect and configure the current PoE configuration settings

, screen in

Figure 4-16-2

appears.