Vega LUCOM EDGE router ER75i v2 SL USER’S GUIDE Bedienungsanleitung PDF herunterladen (Seite 15)

EXPANSION PORT MOUNTING

2.8.5. Connection of the Port1 Connector – RS422

number

Signal

mark

Description Data flow direction

1 SGND Signal and power supply ground

2 SGND Signal and power supply ground

3 RxD- Receive Data (-) Output

4 RxD+ Receive Data (+) Output

5 TxD- Transmit Data (-) Input

6 TxD+ Transmit Data (+) Input

7 +12V EXT

External power supply

8 +12V EXT

External power supply

ATTENTION! Power supply is selected on the expansion port RS422 by help

of a jumper, 2.9. If galvanic separation is required the converter must have an external

power supply.

Circuit example of the equipment with router with data cable length less than 10 m:

Circuit example of the equipment with a router with data cable length more than 10 m:

With a RS422 data cable more than 10m it is necessary to use overvoltage protection

on the router side!

LUCOM GmbH * Ansbacher Str. 2a * 90513 Zirndorf * Tel. 09127/59 460-10 * Fax. 09127/59 460-20 * www.lucom.de

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Vega LUCOM EDGE router ER75i v2 SL USER’S GUIDE Bedienungsanleitung Seite 15