Schneider Electric Magelis XBT GT Spécifications télécharger pdf (Page 111)

35010372 10/2010 111

Terminal Configuration Switches

Introduction

The RS485 line polarization selector switch is available on all XBT GT and XBT GK

series.

The CF card DIP switches are available on:

z XBT GT2000 series

z XBT GT4000 series

z XBT GT5000 series

z XBT GT6000 series

z XBT GT7000 series

z XBT GK series

z XBT GH series

Parameters of RS485 Line Polarization Selector Switch

The following table explains the RS485 line polarization selector switch parameters:

Function ON OFF Comment

Controls the

polarization

of the RS485

serial line.

RS485 serial line is

polarized (620 Ω pull-

up on D1 and 620 Ω

pull-down on D0).

No internal

polarization.

Polarization requires activation (ON)

when the following two conditions are

met:

z Modbus or Unitelway protocol is

implemented

z No other equipment is polarizing

the bus

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Schneider Electric Magelis XBT GT Spécifications Page 111