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17 EKI-1521/1522/1524 User Manual

Chapter 2 Getting Started

Then, let the device down straight to slide over the rail smoothly.

Figure 2.17 DIN-rail Step 2

2.3.2 Network Connection

EKI-1521/1522/1524 has 2x RJ-45 that support connection to 10 Mbps Ethernet, or

100 Mbps Fast Ethernet, and half or full duplex operation. EKI-1521/1522/1524 can

be connected to other hubs or switches through a twisted-pair straight through the

cable or a crossover cable up to 100m long.

2.3.3 Power Connection

The EKI-1521/1522/1524 supports dual 12 to 48 VDC power inputs and power-fail

relay output.

Figure 2.18 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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Enabling Devices 1521 Manuel d'utilisateur Page 23