User manual

905U-G Wireless Gateway User Manual

Page 37 ©September 2004

Pin Description

1 Not connected

2 Not connected

3 +ve RS485 (Positive)

4 RTS (request to send)

5 GND - Isolated GND from RS485 side

6 +5V - Isolated 5V from RS485 side

7 Not connected

-ve RS485 (Negative)

9 Not connected

3.7 Ethernet Port

For 905U-G-ET1 modules only.

The Ethernet connection uses a standard RJ45 connector on the top end-plate of the module.

The selector switches should all be “off” (in the diagram below, “off” is up).

ANTENNA

CONNECTION

RJ45 ETHERNET

CONNECTION

SELECTOR

SWITCHES

DIAGNOSTIC

LED’s

CONFIGURATION

ENABLE