ABB RER103-MM Descripción técnica - Página 4

Navegue en línea o descargue pdf Descripción técnica para Unidad de control ABB RER103-MM. ABB RER103-MM 9 páginas. Bus connection module

1MRS750532-MUM

Product Description

Sub Title

Manual Type

General

The bus connection module RER 103 acts as an interfacing unit between an RE_ 500

device and the fibre-optic SPA, LON

connection module converts incoming optical signals from the SPA, LON

IEC_103 bus to electrical RS-485 signals for the RE_ 500 devices and vice versa.

The module is plugged into the RS-485 D-type subminiature connector on the rear

plate of the RE_500 device. It can be used together with any RE_500 device

provided with a 9-pin D-type connector. The bus connection module is powered

from the D-type connector of the RE_500 device.

RER 103 contains a Service Pin for LON

connection module RER 103 is shown in figure below.

LON / SPA

CD A 5

RTS B 4

RTS A 3

DATA B 2

DATA A 1

Fig. 1.-1 9-pin D-type connector and block diagram

and IEC 60870-5-103 bus. The bus

nodes. The RS-485 interface of the bus

LON / SPA

9 +5 V in

8 Service Pin

7 GND

6 CD B

9n_dliit

Product Type

RS485

RER 103

D9P-connector

rer103block

and