Advantech EKI-2728 Bedienungsanleitung PDF herunterladen (Seite 15)

9 EKI-2728I User Manual

Chapter 2 Installation

2.4 Network Connection

The EKI-2728I has 8 x RJ-45 ports that support connection to 10 Mbps Ethernet, 100

Mbps Fast Ethernet, or 1000 Mbps Gigabit Ethernet, and half or full duplex operation.

EKI-2728I can be connected to other hubs/switches through the twisted-pair straight-

through cable or the crossover cable up to 100m long. The connection can be made

from any TX port of the EKI-2728I (MDI-X) to another hub or switch either MDI-X or

uplink MDI port.

The EKI-2728I supports auto-crossover to make networking more easy and flexible.

You can connect any RJ-45 (MDI-X) station port on the switch to any device such as

a switch, bridge or router.

2.5 Power Connection

The EKI-2728I supports dual +12 ~ 48 VDC power inputs and power-fail relay output.

Figure 2.5 Power Connector

You can connect an alarm indicator, buzzer or other signaling equipment through the

relay output. The relay opens if power input 1 or 2 fails ( “Open” means if you connect

relay output with an LED, the light would be off).

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